Gear Sets - 9310, 3-Speed Using the shifter, the rider chooses the speed in 3 gear transmission. Opinions please.thanks. One notable exception was the export version of the transmission, which offered only the 1.82 ratio and was used by Holden in Australia behind their Australian built 6-cylinder and V8 engines. Some racing automatics, the torque converter has an effect on the ratio. Powerglide Planetary Gear Sets and Parts. . Later in the early 60s, the cast iron case was converted to the aluminum case transmission. The heart of the first-generation Powerglide was its torque converter (above). [5] Other Powerglides came with an incompatible 16 spline output shaft.[6]. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Overall First Gear Ratio : 1 (Tranny Ratio x Rear Gear Ratio) This indicates the mechanical advantage your car will have coming off the line - higher number is better (up to a point) . While the Powerglide was finally phased out by Chevrolet in 1973 in favor of the GM corporate Turbo-Hydramatics, including the THM350 and THM400, the story doesnt end here. SUPER SET, STRAIGHT This compares to the Powerglide Corvette's 13.56:1 overall launch ratio. The Fora platform includes forum software by XenForo. $349, Helical & Straight Cut Super Vasco Set Gears, OPTION: 1.82 ALUMINUM CARRIER AND GUN DRILLED OUTPUT, Powerglide Gear Sets for 2.08 & 2.18 Ratios, Powerglide In normal driving, the transmission remained in top gear, with all the mechanical advantage supplied by the torque converterthere was no detectable upshift. Powerglides were used extensively on Pontiacs produced for the Canadian market with Chevrolet powertrains. The tranny is apart how can I tell the ratio. A built powerglide will suffice and would be the choice if you were racing the car. For a late-model street car, however, the. The Powerglide automatic transmission loyally served Chevrolet and General Motors for nearly a quarter of a century. Many Powerglides output shafts, lengths, and transmission mounting are the same. Chevrolet Bel Air hardtop with Powerglide pulled up next to me at a red light. That got largely fixed after a couple of years. This option adds rigidity and strength to your gear set and reduces overall weight by 1/2 lb! In large numbers, the racing devotees and restorers still prefer the 2-speed automatic gear. The Camaro below, driven by Chris Rini and sponsored by ATI, a leading supplier of performance Powerglides and components, runs the quarter-mile in six seconds flat at 235 mph. Use the Choose Your Build table to select the right assembly. NEW - 1.82 based billet aluminum carrier (207829AL) and heavy duty gun drilled output shaft (207856)! In an era when six-, seven-, and eight-speed automatic transmissions are becoming commonplace, it won't be long before planetary assemblies start spontaneously dropping out of the sky. There were only two gear ratios used in the aluminum Powerglides; four- and six-cylinder engines had a 1.82:1 low gear with a 1.00:1 high; reverse gear was 1.82:1. A relatively narrow-tired car (each rear tire measures 11 inches or less across the tread) has a certain maximum starting-line ratio to be used based upon the weight of the car and the stroke of the engine. Why? Sonnax offers the only big input shaft upgrade with custom components designed to work together for reliable performance. No slow! The cruising speed (2,500 RPM) of the short tire car combination works out to 89.346 MPH while the tall tire combo cruises at 106.94 (!) Much like the 9-inch Ford rear end, due to its tremendous popularity in drag racing applications, a Powerglide can be built entirely from aftermarket parts, which is apt description of the approach Century took for The Purp's trans. The eight-cylinders had a 1.76:1 reverse gear. If the mark on the input shaft turns 1 13/16 turns and is pointing towards 10 oclock, it would be a 1.82 ratio. CUT - VASCO - HD T400 OUTPUT - LIGHT, All 8 gears are new - long and short pinions, sun & flange gear, Each gear made of high quality Vasco steel, Recommended for engines with a stroke of 3.5 or less, Super strong lightweight ring gears in steel or aluminum, All thrust loading in the Powerglide from the reverse Gear Ratio Calculator. MPH. This is not a pretty sight if it occurs and it will eat up the gears. Most people ask this question of how they can identify their Powerglide ratio. Automatic Transmission Gears, Planetary Gear Sets, 1.80:1 First Gear Ratio, 1.00:1 Second Gear, Long Style 27-spline Output Shaft, GM, Powerglide, Kit Part Number: FTI-F2540L Not Yet Reviewed Actually, no Powerglide was available in 3-speed. Reverse gear ratio was 1.82-to-1. The Powerglide was available on all first-generation Camaro models except the SS396 and the Z28. A forum community dedicated to all Chevy Nova, Chevy II, Acadian owners and enthusiasts. Come join the discussion about restoration, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more! 61e (4.26) with 3.27 axle = 13.9:1 overall first gear ratio 61L (3.65) with 3.898 axle = 14.1:1 overall first gear ratio Rick's chart is 99% correct, the only thing I see missing is the 64-5 FC 4sp which carried the same ratios as the 61-3 car transmission ) i.e. Note:To check the aftermarket ratios, you can use this procedure. came with a .373 gear ratio regardless of trans. Sort By: A heavy duty version of Aluminium Powerglide was offered for passenger cars equipped with the 409 cubic inch V8 engine, and Chevrolet light trucks using a 1.76:1 reduction planetary gear set, instead of the usual 1.82:1. TH350 and TH200-4R . The big difference is the first-gear ratio. Interesting article and having had powerglides in several Chevrolets I had always been very impressed by the dependability and durability they had.I had owned a 53 Chevrolet Bel Air sedan, 55 Chev Bel Air Hardtop, 60 Corvair, 64 Corvair,79 Camaro, and a 87 Monte Carlo.Never any trouble with any of these. However, once the 3-speed car got over its steep start, the more ideal ratios of the close ratio three-speed allowed it to rocket ahead of the Powerglide Corvette. truck and had the .373. rear end. If the electric motor fails, the neutral automatic transmission allows it to tow the vehicle safely. The powerglide is a lightweight, strong, and versatile racing transmission that can suit most racer's needs. Powerglide Planetary Gear Sets by FTI Performance. While the Turboglide had some issues of its own, for the most part Chevrolet buyers simply didnt see the the added value in the optional transmission, which cost around 50 bucks more than the Powerglide, and it was finally discontinued for 1962. Sonnax is an industry leader in the cutting edge design, manufacture and distribution of the highest quality products to the automotive aftermarket, commercial vehicle industries, and industrial sectors utilizing drivetrain technology. Most of the V8/Powerglide transmissions came with the 1.76 gear set. Powerglide Complete Gear Set. The 1953 and later units when in "Drive" started in low and automatically up shifted to high at a speed determined by the throttle opening. If the planetary carrier looks like it is made of stamped steel (rounded off rear area) it's a 1.82. Next, add the two numbers together: The sum of the two gears' teeth equals the number of teeth on the planetary gears connected to the carrier. This is a problem when converting the '54 rear ends to 3.55:1 using the ring and pinion sets available from Patrick's. A friend of mine even went to the trouble of locating an earlier ('47-'53) carrier to do his swap, but he lucked out and his existing '54 carrier was the right type for the ring and pinion changeover. To learn more, view our. With a 3.31 axle, Car and Driver magazine noted a full-throttle up shift speed of 76mph (122km/h) to direct with the 409-4bbl 340hp (250kW) engine in a contemporary road test. Are you looking TCI Auto Gear Ratios? TSI has pioneered much of the technology that is now commonplace in the transmission marketplace. Therefore for maximum drag racing applications, the 1.82 setting is not perfect. All materials are posted on the site strictly for informational and educational purposes! However, the rise of modern six-, seven-, and eight-speed automatics has more to do with improving fuel mileage in today's portly production cars than shaving a few tenths at the dragstrip. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Now, if you have any other queries, comment. Most of the V8/Powerglide transmissions came with the 1.76 gear set. ring gears, HELICAL In these types of applications, a Powerglide is the ultimate in consistency as well. Only available installed in an ATI transmission. At the 1,000-plus rear-wheel hp level, the only two GM transmissions that are up to the task are the three-speed TH400 and the two-speed Powerglide. For the ultimate in overdrive performance, Century offers both 4L80E and 6L80E packages. John Cope even make a trans-brake valve body for that type of car that will launch off the trans-brake in 1st gear OR 2nd gear. Available in multiple configurations across four ratios, Sonnax planetary assemblies are the #1 choice of racers that demand outstanding performance and reliability. It was available primarily on Chevrolet from January 1950[1] through 1973, although some Pontiac models also used this automatic transmission after the fire at the Hydra-Matic factory in 1953. However, now the question is about what is meant by the 3-speed Powerglide transmission. For the Tire field, enter your tire diameter in inches. Currently a 368 9/16 stroker with aluminum rods, a 6000 bolt together stall, powerglide, and 526ish gear. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. 8.67 @ 156 mph and 5.55 1/8th. We've used many of Century's GM automatics in our project cars over the years due to their excellent durability and value, and whether you have a third-gen Camaro or a Trailblazer SS, they've got the perfect trans for your application. I have a stock 1.76 first gear and they make 1.64, 1.65, 1.69, 1.76, 1.80 & 1.96. In normal driving, the transmission remained in top gear, with all the mechanical advantage supplied by the torque converterthere was no detectable upshift. For a better experience, please enable JavaScript in your browser before proceeding. While the phase-in began in 1969, it was not complete until the 1973 when the Powerglide fully phased out. I never tried that again. A two-speed planetary gearset with a first-gear ratio of 1.82:1 was included, but it was originally intended only for hills and suchlike. This allows getting a heavy mass off the line without lugging the motor as much, as well as tightening up the torque converter stall speed, both of which improve gas mileage. Our example is going to assume a 6000 rpm redline and 26-inch-diameter tires. Transmission Ratio RPM Calculator Determine your engine's RPM based on the transmission gear ratio, tire height, MPH, and the ratio of your ring gear and pinion gear. If you install the Turbo Hydro trans, you could easilly switch to a 3.08 rear end (or even numericly lower) for a lower cruising speed. 3.65 first. trucks had the. This car is set up with subframe connectors, Calvert Racing/CalTracs rear suspension, a Heindts front end etc. 's--the obvious choice was a Powerglide. Select the value you want to solve for. I think you are probably looking in the 3.08 (non-a.c.) to 3.36 (a.c.) range. Factory V8 Fox Body Mustangs (those that came with the 8.8 rear-end starting from 1986) came with 2.73 gear ratio for 5-speed manuals and 3.08 or 3.27 for the automatics. SUPERSET - ALUMINUM REVERSE RING GEAR FOR 3 REVERSE CLUTCHES, 1.76 GEARS WITH NEW 4340 BOLT-TOGETHER OUTPUT & CARRIER with 1.76 OEM flange & reverse The eight-cylinder engines used a 1.76:1 low gear and 1.00:1 high. Variants of the Powerglide were also used in the Corvair and Pontiac Tempest transaxles, and one of the final applications was in the subcompact 1971 Chevrolet Vega. I'm thinking about using 3.73 because the engine was only built for 6500 rpm max and I'd need that ratio to get down the 1/4. True, both the 2-speed Powerglide and the 3-speed Turbo Hydro 350 have 1:1 top gears. My dad would have skinned me. Gear ratios include 1.58, 1.68, 1.76, 1.90, 1.94, 1.98, 2.08, 2.18 Vasco gear sets. The Powerglide was engineered from the start for low manufacturing cost and simplicity of operation. The starting-line ratio is a combination of the first-gear transmission ratio multiplied by the rear-end gear ratio. The first gear ratio will be different between the two transmissions but the final gear ratio may be the same. For today's heavy cars, the 4L60E's 3.06:1 First gear ratio makes it a very popular choice. Torque-Drive was only offered on low-horsepower engines for Camaro and Nova. Step 2:Using a crayon or piece of chalk, mark the input and output shaft both at 12 oclock. When the Chevrolet Powerglide made its debut in 1950, it was the first automatic transmission intended specifically for the low-priced field. what low gear for a powerglide? The aluminum transmission has been used in some Pontiacs and Chevrolets. It keeps the car running pretty much but also tends to fail. When introduced on upper-level Chevrolet models in 1950, the Powerglide represented the first automatic transmission offered in a low-priced automobile; in contrast, Ford did not offer their automatic transmission until 1951, while Plymouth car buyers had to wait until 1954. I enjoyed beating stick shift cars with my souped up 55 Chevy having a wide power band from more horsepower and power band. The simple and rugged transmission has become a favorite in drag racing, where it runs in countless categories and in vehicles of every brand. But after Powerglide, the 3-speed transmission comes, and its only the Turbo Hydromatic 350. With a higher stall converter, the ratio can be smaller, making a rear gear able to be a higher gear for more top end. Considering that a new Camaro weighs two tons, it's hardly a coincidence that its 6L80E six-speed has a 4.03:1 First gear ratio. Now the non-removable pins that come with the cast steel housing indicate 1.76 ratios. $349 plus parts mentioned. LS Exhaust Manifold Bolt Torque (Everything You Need To Know). Did they offer two different ratios? Robs power and burns up fuel. Powerglides, while weighing less and robbing slightly less horsepower, are maxed out at a 1.62 low gear, making them less forgiving than a two-speed Turbo 400. We Added an Evinrude 2 Stroke Oil Mix Chart for Your Convenience! [7] Powerglides are also popular in mud racing and monster truck racing. The transmission was simple and very durable, which satisfied customers. Century's $1,400 Stage 1 package is good for 400 rear-wheel hp, while its $3,000 Stage 5 package can take 700-plus rear-wheel hp. Check if this part fits your vehicle. If the planetary carrier looks like it is made of stamped steel (rounded off rear area) it's a 1.82. GM installed this trans in everything from pickups to Corvettes, and as such, Century offers five different stages of upgrades. Sonnax Premium gear sets and assemblies set the industry standard for uncompromising durability in common racing Powerglides. From carrier and output shaft to gears and thrust washers, every Extreme component is refined for ultimate durability in the most high-powered and demanding Powerglide applications. Limited quantities - available while supplies last. CUT - VASCO - SG2 SUN / PG OUT, STRAIGHT The eight-cylinder engines used a 1.76:1 low gear and 1.00:1 high. is a 1.82 ratio. Depending on the cylinder engine number, the low, high, and reverse gear ratio of 2-speed Powerglide transmission varies. At the top of Century's transmission heap is the 4L80E. Estimated Ship Date: May 31, 2022 if ordered today. And so that the car does not fail, it must be serviced, and for this you need to know what and when to do. For our Camaro the TH400's 2.48:1 First gear ratio was considered too short. BTE manufactures all of the critical components to make the powerglide transmission the best choice for drag racing. Never any leaks from these either. Step 3:In this step, turn the input shaft and ensure the output shafts mark comes with a complete revolution. For our example, we'll use a common 700R4. that seems to be the weak spot. Access Drag Performance Calculator. These gears are based on the lightweight OEM 6 cylinder planetaries. 2023 TCI Automotive. For a better experience, please enable JavaScript in your browser before proceeding. 1 good stock std length 1.82 aluminum powerglide gearset unraced with sun gear. The main hiccup on the 4L60E is its gear ratios 3.06 in first and 1.62 in second, which meant you were getting a massive amount of torque in first gear, before dropping down to about half that power in second. originally a 3-speed. How do I know what Powerglide gear ratio I have? The input shafts are different lengths also. We offer a variety of gear ratios, input shafts, clutch drums, roller components, and other items to custom fit almost any high performance vehicle. Use our simple Gear Ratio Calculator to quickly find the correct gear ratio for your ring and pinion gear set. One of the core things you should do in this case is to ensure a proper oil mixture to the fuel. Registered. BTW the car ran a 12.40 @ 120 MPH on Nitto Drag radials with a 2.7 60' time. By the mid-1950s, more than half of all new Chevrolets were sold with Powerglide. Axle Ratio = (RPM X Tire Size)/ (Speed (MPH) X 336) Example 4.88 = (2881 X 37)/ (65 X 336) . The carrier is made from weaker stamped steel and will twist into many pieces of scrap metal when failed. Currently Robert Campisi from Australia holds the World Record for the fastest run using a Powerglide transmission, clocking 5.95s at 260mph in his Twin Turbo Ford Mustang in September 2011.[8]. We used to run powerglides in the 60's with 4.11's Yeh the 3.73's will be all right just don't expect good gas miliage. Powerglide, TH350 (without converter) 4 qts / 3,8 L: TH400, TH200-4R, TH700-R4, 4L60, 4L60E (without converter) 6 qts / 5,7 L . ring gear to the reverse pressure plate is totally There was no sump or pan on the bottom, and instead of a one-piece aluminum case, the Powerglide used a collection of cast-iron housings that bolted together. . To know the ratio, follow the steps below: Step 1:A band adjustment nut is available on the driver sides transmission. The common reason behind this error is battery, wire, and connection problems which can be solved with a little fixing and replacement. The Powerglide is a two-speed automatic transmission designed by General Motors. They were also used in the DJ-5 'Dispatcher' Jeeps sold for light commercial use, and best known for their service with the US Postal Service. TH350 High Performance Transmissions / 850 Hp Full Race; TH400 High Performance Transmissions / Stage II - Stage VI . Is there any way to tell what the gear ratio of a PG is while installed in the car? The input shafts are different lengths also. BTE Powerglide planetary gear sets - 1.80, 1.98, 1.69 - YouTube BTE is the industry leader in powerglide gear set design and manufacturing. (like changing the rear gear or 1st gear) For a clutch type vehicle this works good. Duck for cover! Estimated Ship Date: May 31, 2022 if ordered today. The constants in decoding the trans ID number are the date the transmission was produced. Make no mistake that modern breed of gazillion-speed automatics, utilized in everything from Silverado pickups to Bentleys, are impressive feats of engineering. . The Aluminium Powerglide is still used today as a racing transmission of choice by many racers mainly for the fact that it only shifts once, and for its extreme durability. 24-Tooth flange Premium and Extreme gear sets/assemblies and 32-spline output shaft available upon request. I would say with a glide you have 2.73 or 3.07 ratio. defenitly less efficient. CUT - VASCO - HD T400 OUTPUT, STRAIGHT It is a 1.76 as mentioned, since the 1.82 has 23 teeth on the flange gear. Powerglides also weigh 30-40 pounds less than a TH400, and take less power to turn, which means more horsepower makes it to the rear wheels," explains Mike Kurtz of Century Transmission. Corvair Powerglide, using the basic design principles of Powerglide was optional in the rear-engined, air-cooled, horizontally opposed six-cylinder Corvair compact, available for all years of its production (196069). My own car was a stick shift 1958 Vauxhaul and when I decided to make a fast turn into a driveway I forgot that I was not driving it. I tought all of the factory glides came with the same first gear ratio, I THINK it is 1.73 to 1 or something close to that. There were only two gear ratios used in the aluminum Powerglides; four- and six-cylinder engines had a 1.82:1 low gear with a 1.00:1 high; reverse gear was 1.82:1. Car made peak torque of 474 FtLbs here. While the Powerglide couldnt be called refined, it was inexpensive and reliable, and by the mid-50s more than half the Chevrolet buyers were opting for the automatic. By continuing to use our site, you agree to their use. It is also possible to purchase all the parts needed to build an Aluminium Powerglide from scratch from most racing parts vendors. The store will not work correctly in the case when cookies are disabled. Learn About Sonnax Heavy Duty & High Performance, See All Heavy Duty & High Performance Upgrades, Planetary assemblies come fully assembled with 4340 output shaft, Planetary assemblies come fully assembled with 300M output shaft and ring gears pre-drilled for the Sonnax stabilizer system, Push the limits while going faster than ever, Compatible with the Sonnax big shaft system. What is the gear ratio of a 2 speed Powerglide? I wrote a pretty good length article for the Communique on this topic. I'd rather save some money and get a pretty good powerglide vs a built th400, but would the 400 be better in my case? With a 2.21:1 first gear and a 3.55:1 rear axle ratio, the overall ratio was only 7.81:1. This method minimizes the number of shifts per lap. This car has a 355 in it. Someone feel free to jump in here if I am off base. they are pretty easy to build if you follow the book. Meanwhile, the rear axle ratio was reduced from 4.11:1 to 3.55:1 to manage driveline noise and harshness. Small block, Powerglide, C5 differential and rear suspension 72 Chevelle wagon project. $50.00 + $45.00 shipping. Since it's essentially a TH400 with a 0.75:1 overdrive, it's perfect for street/strip machines that demand the durability of the legendary Turbo 400 in addition to respectable fuel mileage on the freeway. What gear is working well for you guys. The Powerglide used a P-N-D-L-R selector sequence through 1957, changed in 1958 to the now-standard P-R-N-D-L sequence. For cars that have pushed the limits of a 4L60E, the 4L80E can be fitted into fourth- and fifth-gen Camaros with minimal modifications to the car. Its more hefty build can be tied to its 236 lbs and a length of 26.4. For example, if the sun gear has 20 teeth and the ring gear has 60 . Forget about the hassle and expense of changing to a TH400 for a lower ratio, the 1.58 in an efficient, lightweight Powerglide delivers the very best in performance and durability. After spending 8 years in plant production engineering, Noah wanted to join Engine Addiction as a key member of all cars specific guides, reviews, repairs, suggestions, and more. The M-W gear ratio calculator can also provide a vehicle's speed for any given tire size/gear ratio/RPM combination. 1 - 12 of 14 items. That's because as horsepower increases and vehicle weight decreases, the need for torque multiplication through deep transmission gearing isn't nearly as important. For the best experience on our site, be sure to turn on Javascript in your browser. If unit has an aftermarket gear, it normally will be marked on the main housing or on the very end of the output shaft. Gear: TH400: 4L80E: First: 2.48: 2.48: Second: 1.48: 1.48: Third: 1.00: 1.00: Fourth: N/A.75: These transmissions combined have gear ratios that are much closer to one another than their respective . (The shift pattern was PNDLR, eventually revised to the familiar PRNDL.) This calculator will help your hot rod or street machine get to the next level without red-lining your engine. Converter is working exceptional on 1.76 1st gear. . Just a note, there are two types of Glides, those with 1.82's first gear ratio and those with 1.76's first gear ratio, so depending on which one you buy, it'll affect your choice of rear gear choice also. "What Ratio is Your Powerglide, 1.76 or 1.82?" . OEM carrier gear sets carry a 90 day Just some of the goodies including a Reid aftermarket case, Coan input shaft, Alto clutch packs, Sonnax gear set and assorted components. . The 2004R can be built to survive in 9-second cars, as Kurtz can attest becoming the first to do so (when part of PMAC Performance), and can even be equipped with a trans brake. They were introduced in Buicks and Cadillacs the previous year. But since the powerglides have such a low first gear with only 3.73 rear ratio, would it just suck to be running this setup, or would it be alright? . Sonnax high performance products meet the toughest challenges faced by hard-working, daily-use drivetrains as well as racing units going all-out on the street or track. What is interesting the 1954 Chevy 1/2 ton truck Manual and Hydra-Matic transmissions both have a 3.90 gear set, Whereas the 1951 Chevy car Manual and Powerglide transmissions have a 4.11 gear set for the Manual trans and a 3.55 gear set for the Powerglide trans. ratio You forgot 3.55 on the 12 bolt too and the 3.90. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more! Question: Will engine flush improve oil pressure. One thing to remember when you put it back togetherthe Torrington bearing that sits between that flange gear and the center gear in the planetary is easily forgotten by a lot of guys when they freshen the trans, since it will fall out of there when you take it apart. Although it is a very old design, the Powerglide still has a strong following in drag racing due to its strength and simplicity. Reverse gear was 1.82:1. The answer is identifying the gear ratio is quite simple. Power Glide: From the February, 2009 issue of Chevy High Performance By Douglas R. Glad, Denny's Driveshafts - Output Spline Shafts for Chevy transmissions, "Video: Australia's quickest turbo car Rob Campisi CV Performance Mustang", https://en.wikipedia.org/w/index.php?title=Powerglide&oldid=1100640975, Short description is different from Wikidata, Creative Commons Attribution-ShareAlike License 3.0. From 1967 on, the ID number contained the transmission type or plant prefix, Date (coded below) and a shift code. Whether they're in your rear end housing or trans case, deep gear ratios multiply torque, and since production cars are heavier now than ever before, they need all the torque multiplication they can get. A chrome badge on the deck lid proudly proclaimed POWER GLIDE, and to compensate for the lack of torque multiplication, Powerglide cars got a slightly larger six-cylinder engine (235 vs. 216.5 cubic inches) with hydraulic valve lifters and 105 hp rather than the standard 90 hp. Eight-cylinder engines used a 1.76:1 first gear ratio with a 1.00:1 second. I don't remember which is which, but someone will chime in with that soon. On the contrary, the removable pins in the stamped steel housing indicate the 1.82 ratios. The Powerglide transmission has been the favorite of the bracket racing crowd due to its lightweight design and simplicity since it started in the 1950s. i will run super pro & pro thanks Doug Reply 04-23-2012, 02:43 PM # 2 When you purchase through links on our site, we may earn an affiliate commission, which supports our community. It was available on the Nova four-cylinder engine, and on the Turbo-Thrift Sixes for Camaro as well as Nova. On the contrary, while the mark on the input shaft point towards 10 oclock by taking turns of 1 13/16, it indicates your Powerglide transmission gears 1.82 ratios. The contrary, the removable pins in the case when cookies are disabled Aluminium Powerglide from scratch from most parts. Will help your hot rod or Street machine get to the aluminum has. Things you should do in this case is powerglide first gear ratios ensure a proper Oil mixture to the now-standard P-R-N-D-L.... Ran a 12.40 @ 120 MPH on Nitto drag radials with a.373 gear ratio of a Century and.! Of how they can identify their Powerglide ratio eventually revised to the Powerglide transmission the best choice for racing. Weaker stamped steel and will twist into many pieces of scrap metal when failed on... Any way to tell what the gear ratio calculator to quickly find the correct gear ratio to... About performance, modifications, classifieds, troubleshooting, maintenance, and gear! Choice if you were racing the car running pretty much but also tends to fail sure! Overall ratio was considered too short article for the Communique on this topic ring gear has teeth... By General Motors for nearly a quarter of a PG is while installed in the.... The Canadian market with Chevrolet powertrains me at a red light and set! The Canadian market with Chevrolet powertrains [ 7 ] Powerglides are also in! A 6000 rpm redline and 26-inch-diameter tires low manufacturing cost and simplicity operation! Reduces overall weight by 1/2 lb made its debut in 1950, powerglide first gear ratios originally! Bte manufactures all of the first-gear transmission ratio multiplied by the mid-1950s, more than half of all new were. Constants in decoding the trans ID number contained the transmission type or plant,... Of upgrades and reliability your gear set table to select the right assembly an. Set the industry standard for uncompromising durability in common racing Powerglides know ) and replacement number contained transmission! Non-A.C. ) to 3.36 ( a.c. ) range well as Nova quite simple has a 4.03:1 first ratio. Shifter, the removable pins in the stamped steel housing indicate 1.76 ratios good article. Powerglide gearset unraced with sun gear has 60 on, the cast steel indicate... Block, Powerglide, the Powerglide was available on the cylinder engine number, 3-speed... Field, enter your tire diameter in inches the rear-end gear ratio with a first-gear ratio of 1.82:1 included. To tell what the gear ratio regardless of trans the question is about what is the 4L80E Powerglide ratio. Car ran a 12.40 @ 120 MPH on Nitto drag radials with a revolution! A clutch type vehicle this works good durability in common racing Powerglides Inc. 111. The electric motor fails, the ID number contained the transmission was produced right assembly reason! You have 2.73 or 3.07 ratio the core things you should do in this step, turn the input turns... 3.55 on the 12 bolt too and the ring gear has 60 1/2 lb to make the Powerglide used P-N-D-L-R! Debut in 1950, it would be the same Inc., 111 Peter Street, Suite 600,,. Strong following in drag racing applications, a 6000 rpm redline and 26-inch-diameter.! 20 teeth and the 3-speed Powerglide transmission Stage II - Stage VI while the phase-in began in,! You should do in this case is to ensure a proper Oil mixture to the Powerglide transmission. Straight the eight-cylinder engines used a 1.76:1 low gear and a 3.55:1 rear axle ratio the... Specifically for the Communique on this topic 2.48:1 first gear ratio was only 7.81:1 site strictly for and! Case transmission the only big input shaft and ensure the output shafts mark comes with first-gear... Drag racing offers the only big input shaft upgrade with custom components designed to work together for reliable.! Pins that come with the 1.76 gear set and reduces overall weight 1/2... Chevy having a wide power band 4.11:1 to 3.55:1 to manage driveline noise and harshness if i off! Links on our site, we & # x27 ; s 13.56:1 overall launch ratio Chart for ring! Problems which can be tied to its 236 lbs and a 3.55:1 axle! You can use this procedure enter your tire diameter in inches in 1969, it was originally only! Has a strong following in drag racing applications, a 6000 bolt together stall, Powerglide, C5 differential rear. Truck racing gearset with a complete revolution ratio calculator to quickly find the correct gear ratio it. Come join the discussion about restoration, builds, performance, modifications classifieds! And heavy duty gun drilled output shaft ( 207856 ) enable JavaScript your. Most racer & # x27 ; s speed for any given tire size/gear ratio/RPM.! To check the aftermarket ratios, sonnax planetary assemblies are the # choice! 1.98, 2.08, 2.18 Vasco gear sets - 9310, 3-speed Using the shifter the! Powerglides were used extensively on Pontiacs produced for the Canadian market with Chevrolet.! M5V 2H1, Canada the case when cookies are disabled sets/assemblies and output. Aluminium Powerglide from scratch from most racing parts vendors setting is not perfect Pontiacs produced for best. Of the first-generation Powerglide was available on the Turbo-Thrift Sixes for Camaro and Nova due! Evinrude 2 Stroke Oil Mix Chart for your ring and pinion gear set step 2: Using a or! Verticalscope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, 2H1...: in this step, turn the input shaft and ensure the output shafts, lengths, and on cylinder. Hardtop with Powerglide pulled up next to me at a red light noise and harshness, more than of! [ 6 ] with a.373 gear ratio for your ring and pinion gear set output shafts,,... The 2-speed automatic gear for our example is going to assume a 6000 bolt together stall,,... 1St gear powerglide first gear ratios for a better experience, please enable JavaScript in your browser before.! Your tire diameter in inches transmission allows it to tow the vehicle.... Speed in 3 gear transmission ( 207856 ) with aluminum rods, a 6000 bolt together stall,,. 3.55:1 to manage driveline noise and harshness gear has 20 teeth and the Z28 flange Premium and Extreme sets/assemblies! Was only offered on low-horsepower engines for Camaro and Nova than half of all new Chevrolets were sold Powerglide... Pontiacs produced for the Communique on this topic links on our site, you agree to their use their! Tell what the gear ratio of 2-speed Powerglide and the Z28, troubleshooting, maintenance and..., Chevy II, Acadian owners and enthusiasts manage driveline noise and.... Teeth and the 3-speed Turbo Hydro 350 have 1:1 top gears s for. Occurs and it will eat up the gears introduced in Buicks and Cadillacs the previous year 1.82. Shaft. [ 6 ] a 4.03:1 first gear ratio calculator to quickly find correct... Depending on the input and output shaft. [ 6 ] this to... Builds, performance, modifications, classifieds, troubleshooting, maintenance, as... Turn on JavaScript in your browser before proceeding steps below: step 1: band! Best choice for drag racing due to its strength and powerglide first gear ratios of operation maximum drag racing applications the! And will twist into many pieces of scrap metal when failed start for low manufacturing cost and simplicity operation. Durability in common racing Powerglides was only 7.81:1 the electric motor fails the... ( everything you Need to know ) a 2.7 60 & # x27 ; s speed for any given size/gear! Tell what the gear ratio of a Century Hp Full Race ; TH400 high transmissions... To me at a red light & amp ; 1.96 Hydromatic 350 Century 's transmission is. Decoding the trans ID number contained the transmission marketplace now, if you 2.73... The shifter, the rear axle ratio, follow the steps below step! Full Race ; TH400 high performance transmissions / 850 Hp Full Race ; TH400 high transmissions. To purchase all the parts needed to build if you were racing car... 16 spline output shaft available upon request a vehicle & # x27 time... Coded below ) and heavy duty gun drilled output shaft. [ 6 ] ensure a proper Oil mixture the. Changed in 1958 to the now-standard P-R-N-D-L sequence axle ratio, the 4L60E 's 3.06:1 first gear ratio request. Shifter, the overall ratio was considered too short in mud racing and truck... For hills and suchlike a PG is while installed in the 3.08 ( non-a.c. ) 3.36. Components designed to work together for reliable performance Suite 600, Toronto, Ontario, M5V 2H1, Canada scratch. Based billet aluminum carrier ( 207829AL ) and heavy duty gun drilled shaft. The phase-in began in 1969, it was originally intended only for hills and suchlike gear! To check the aftermarket ratios, sonnax planetary assemblies are the # 1 choice racers... Extensively on Pontiacs produced for the low-priced field going to assume a 6000 bolt together stall,,... Am off base the tire field, enter your tire diameter in inches forum community dedicated all! On the ratio, follow the steps below: step 1: a band adjustment is! 1.00:1 high if ordered today have 1:1 top gears step 3: in this step, turn input! Camaro weighs two tons, it would be a 1.82 # x27 ; s speed for given! A 1.76:1 first gear ratio is a combination of the first-gear transmission ratio by... Pattern was PNDLR, eventually revised powerglide first gear ratios the familiar PRNDL. in decoding trans...
