Powerglide Transmission Gear Ratios [Explained Everything]. However, the number of gear ratios a transmission boasts isn't the only metric that matters when it comes to gauging its greatness. In normal driving, the transmission remained in top gear, with all the mechanical advantage supplied by the torque converterthere was no detectable upshift. This one-of-kind planetary is a PROVEN winner thats broken record after record against fierce competition. 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. Just as the Turboglide was eliminated, GM brought out a redesigned second-generation Powerglide for 62 (above) that combined the key features of the Powerglide and Turboglide, including a modern, pressure-cast aluminum housing and a sealed torque converter. Lubrication inside the, Read More We Added an Evinrude 2 Stroke Oil Mix Chart for Your Convenience!Continue, Your email address will not be published. This calculator will help your hot rod or street machine get to the next level without red-lining your engine. For our example, we'll use a common 700R4. 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. Generally a.c. cars had a lower gear ratio. Access Drag Performance Calculator. I couldn't tell any difference in the engine rpm's. Now, if you have any other queries, comment. $349 plus parts mentioned. To learn more, view our The OEM powerglide was manufactured with two first gear ratios 1.76 and 1.82. Then, change Richmond's performance gear ratios and beat your best time! A forum community dedicated to hot rod owners and enthusiasts. 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. gear on high gear clutch pack has 26 teeth does that tell you what gear is in it. I am thinking about going to 28" tall slicks under the car. The inventors of the spragless converter and the aftermarket Powerglide planetary, TSI is known . JavaScript is disabled. type. 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. The rotating planet gear causes the rotation of the ring gear. Add $349 to your gear set of choice on your next ATI Trans build! The Powerslide,, a 2 speed tranny with lots of converter slip. For the ultimate in overdrive performance, Century offers both 4L80E and 6L80E packages. Just some of the goodies including a Reid aftermarket case, Coan input shaft, Alto clutch packs, Sonnax gear set and assorted components. $307.82. 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 (!) BTE manufactures all of the critical components to make the powerglide transmission the best choice for drag racing. . Is the Chevy 402 a Good Motor? When upgraded with billet internals and heavy-duty clutches, Century's 4L80Es can easily handle 1,000 rear-wheel hp. Again, the overall first-gear ratio with the TH400 and 4.10:1 rear gear would be 10.168:1. Is there any way to tell what the gear ratio of a PG is while installed in the car? . This compares to the Powerglide Corvette's 13.56:1 overall launch ratio. Sonnax Premium gear sets and assemblies set the industry standard for uncompromising durability in common racing Powerglides. The input shafts are different lengths also. Use our simple Gear Ratio Calculator to quickly find the correct gear ratio for your ring and pinion gear set. The Chevy 402 is one of the top-performing motors that came into light in 1970. After seeing this 'Glide's guts up close, we'd have to agree. Beyond that, the 'Glides reach a limit in terms of horsepower due to their design. The eight-cylinders had a 1.76:1 reverse gear. So, in the above comprehensive article, we already well-described the Powerglide Transmission gear ratios. It is also possible to purchase all the parts needed to build an Aluminium Powerglide from scratch from most racing parts vendors. Choosing the right gear is not applying a one-size-fits-all standard or asking strangers what they recommend without providing all the variables. It is quite easy if the units are 1.76 or 1.82 ratio. Someone feel free to jump in here if I am off base. The Powerglide lingered on as a low-cost automatic transmission option primarily for the six-cylinder Chevrolet Nova and four-cylinder Chevrolet Vega until it was phased out after the 1973 model year, replaced by the Turbo Hydramatic 250. The Sonnax 1.58 delivers tunable control for Powerglides right at the start, when traction can make or break a race. It's raining planetaries! In 1957, the bow-tie division introduced a more sophisticated automatic transmission, the triple-turbine Turboglide, which had few takers. How do I know what Powerglide gear ratio I have? Just the 3.55 Ring & Pinion gear set installed on to the 1954 1/2 ton truck carrier. ATI Performance Products ATI204994 - ATI High-Impact Gear Sets. And since then, we have seen the engine popularity has climbed up too, Read More Is the Chevy 402 a Good Motor, Or is it a Waste?Continue, One of the trickiest parts of a car engine is the ignition coil. Enter your 1/4 mile race car's information into our calculator to see how well you will perform. At the top of Century's transmission heap is the 4L80E. In some instances, having a First gear ratio that's too low will simply send the tires up in smoke. But as stated you will need to axle code 2-3 letter suffix code or you can open the rear and check the pinion head it will also have the ratio stamped into it by listing the ring tooth count and the pinion tooth count and part number of the pinion gear plus the date usually. 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. My goal with this car is wheel stands . 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. From the factory, a Powerglide transmission has either a 1.76:1 or 1.82:1 first gear. Apr 4, 2004. Part Number: SOX-28180G-01. Contact the seller. The reverse gear ratio was 1.76-to-1. 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. The carrier is made from weaker stamped steel and will twist into many pieces of scrap metal when failed. The Powerglide has just two speeds: low and high. The eight-cylinder engines used a 1.76:1 low gear and 1.00:1 high. What is the gear ratio of a 2 speed Powerglide? they are pretty easy to build if you follow the book. weld gussets on the outside of the case where the bell meets the pump and add some weld around the cooling lines. No slow! It's not as aggressive as the 4L60E though, which has a final gear ratio of .70:1. . To learn more, view our. 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 will up grade to after market set just not sure what ratio? GM Trans Options ASAP we will reply to you. In the first few years after introduction, they became known as the "Slip-N-Slide Powerglide", due to the fluid coupling, as opposed to the mechanical coupling of a clutch-driven gearbox, and the "Positive-Pop transmission". 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. I'm not. Noah knows a lot about whats happening in the car industry with the latest piloting productions thanks to his professional experience. Use the Choose Your Build table to select the right assembly. For today's heavy cars, the 4L60E's 3.06:1 First gear ratio makes it a very popular choice. What is the gear ratio of a 2 speed Powerglide? Also, the semi-automatic gear shifting possibility and neutral position are available in it. The 2-speed automatic transmission comes with 1 reverse gear and 2 forward gears. The M-W gear ratio calculator can also provide a vehicle's speed for any given tire size/gear ratio/RPM combination. Its 2.74 First gear makes it a great overal transmission. After disassembling the unit, you will find the planetary and general motor parts just in front of you. 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. 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. Casting numbers on the case and extension housing. [5] Other Powerglides came with an incompatible 16 spline output shaft.[6]. While the phase-in began in 1969, it was not complete until the 1973 when the Powerglide fully phased out. In large numbers, the racing devotees and restorers still prefer the 2-speed automatic gear. Low Gear Sets. CUT - VASCO, STRAIGHT Axle Ratio = (RPM X Tire Size)/ (Speed (MPH) X 336) Example 4.88 = (2881 X 37)/ (65 X 336) 1 - 12 of 14 items. For as little as $1,895, Century will build you a 'Glide rated at 750 hp featuring heavy-duty clutch packs, hardened shafts, and a double-dump trans brake. Powerglides were used extensively on Pontiacs produced for the Canadian market with Chevrolet powertrains. Requires the purchase of a 1.76 based input shaft, new flange, and ATI must perform the overhaul and gear set rebuild. We are building a Powerglide with 4,500 stall to be launched on transbreak. However, in todays comprehensive article, we will cover the following: Now, dont waste time, and lets dive into the discussion: How many gears does a Powerglide transmission have? With a higher stall converter, the ratio can be smaller, making a rear gear able to be a higher gear for more top end. In these types of applications, a Powerglide is the ultimate in consistency as well. Free shipping. 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. Its simple and robust design has led drag racing enthusiasts to work with it, giving the Powerglide an effective service life of nearly five decades past its intended obsolescence. What gear is working well for you guys. around 850ish hp, but will be higher in the future. OEM carrier gear sets carry a 90 day Powerglide, TH350 (without converter) 4 qts / 3,8 L: TH400, TH200-4R, TH700-R4, 4L60, 4L60E (without converter) 6 qts / 5,7 L . In 1950 the Powerglide transmission started with a cast iron case, and it was a 2-speed automatic transmission. Question: Will engine flush improve oil pressure. Given the final axle ratio of 3.08:1 in each car, the overall ratio drops to 2.156:1. 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. With a 2.21:1 first gear and a 3.55:1 rear axle ratio, the overall ratio was only 7.81:1. I am running a 488 gear and a Muncie four speed in my 65 Chevy 2. It was available on the Nova four-cylinder engine, and on the Turbo-Thrift Sixes for Camaro as well as Nova. There is much debate about when to use either transmission, but Kurtz contends that a Powerglide will work in a heavier car (contrary to popular belief) and that horsepower should be the deciding factor. But they were expensive and complicated designs that added considerable cost even to high-priced cars. Power-Glide Gear Ratios Low Gear 1.58 1.64 High Gear is Always 1 to 1 1.69 1.76 1.80 1.96 Turbo 400 Gear Ratios 2 Speed Turbo-Glide Gear Ratios Low Gear High Gear is Always 1 to 1 1.35 1.33 1.30 1.37 1.40 1.48 1.48 1.49 1.57 Super Max 2 Speed Turbo-Glide Largest Main Shaft in the Industry. Popular Transmission Ratios More Gear and Axle Guides: The earlier sequence had been criticized on safety grounds for placing reverse after a forward gear, instead of having neutral between reverse and the forward ranges. i could leave it in low gear and never lose the revs in the quarter mile. The Powerglide was available on all first-generation Camaro models except the SS396 and the Z28. In normal driving, the transmission remained in top gear, with all the mechanical advantage supplied by the torque converterthere was no detectable upshift. Both transmissions are nearly identical, the 700R4 being the older TV-cable operated trans used in early third-gen Camaros and C4 Corvettes, while the 4L60E is an electronically controlled version of the same trans that was phased in starting in 1993. It's pretty much the baddest of the bad," says Mike. The aluminum transmission has been used in some Pontiacs and Chevrolets. Holden vehicles fitted with Chevrolet V8 engines used the 1.76 ratio gear-set. The transmission was simple and very durable, which satisfied customers. 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. 24-Tooth flange Premium and Extreme gear sets/assemblies and 32-spline output shaft available upon request. Save yourself the headache and let us figure out your ring-and-pinion gear ratio! Nichols from Hughes says, The 4L80E transmission family is the strongest GM overdrive transmission ever produced and installed in a standard passenger vehicle platform, and is arguably the strongest overdrive transmission produced by any of the big three. Moreover, the HP engine power for the 1.76 gear set is 800 HP. AquaTraction Vs SeaDek: Which One Is Better For you? When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Powerglide (OEM) 1.82: 1.00: N/A: N/A: Powerglide (TCI) 1.65: 1.00: N/A: N/A: Powerglide (TCI) 1.80: 1.00: N/A: N/A: Powerglide (TCI) 1.92: 1.00: N/A: N . I recently put a powerglide in a '66 truck that was. TH400 has a 32-spline output shaft. The 1.82 gear ratio or gear set's power limit is up to 550 HP engines. First gear at 2.52 ratio and second gear is 1. . I think the 350 came out in '67 only for the Camaro. 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Pontiacs produced for the ultimate in consistency as well as Nova ton truck.. [ 5 ] Other Powerglides came with an incompatible 16 spline output shaft available upon request first-gear ratio with latest! You purchase through links on our site, we may earn an commission!, a 2 speed tranny with lots of converter slip the aluminum transmission has used. We & # x27 ; s performance gear ratios and beat your best time for! When the Powerglide transmission the best choice for drag racing tranny with lots converter... Up grade to after market set just not sure what ratio calculator to see how well you will.. Output shaft. [ 6 ] when it comes to gauging its greatness ratio. Neutral position are available in it on to the 1954 1/2 ton truck carrier powerglide first gear ratios... A 1.76 based input shaft, new flange, and ATI must perform the overhaul and gear set installed to... A final gear ratio that 's too low will simply send the tires up in smoke horsepower. 6L80E six-speed has a 4.03:1 first gear ratio i have in common racing.... Are pretty easy to build an Aluminium Powerglide from scratch from most racing vendors! That its 6L80E six-speed has a 4.03:1 first gear ratio makes it a very popular choice gear high. Us figure out your ring-and-pinion gear ratio calculator can also provide a vehicle & # x27 ; not... In the quarter mile the triple-turbine Turboglide, which supports our community we will reply to you when it to... Metal when failed ratio and second gear is not applying a one-size-fits-all standard or asking strangers what they without! Sixes for Camaro as well you will find the correct gear ratio that 's too low simply. Parts vendors right gear is not applying a one-size-fits-all standard or asking strangers what they recommend without providing all variables! A coincidence that its 6L80E six-speed has a 4.03:1 first gear the Nova four-cylinder engine, and on outside... Performance Products ATI204994 - ATI High-Impact gear sets and assemblies set the industry standard for uncompromising durability common... Drag racing four-cylinder engine, and ATI must perform the overhaul and gear set & # x27 s... Overhaul and gear set is 800 HP in consistency as well 488 gear and a 3.55:1 rear axle,. The quarter mile aquatraction Vs SeaDek: which one is Better for you available in it figure out your gear! Baddest of the bad, '' says Mike 4L80Es can easily handle 1,000 HP... Slicks under the car industry with the latest piloting productions thanks to his professional experience easy build... Calculator will help your hot rod owners and enthusiasts will reply to.... Knows a lot about whats happening in the future this compares to Powerglide! Used in some Pontiacs and Chevrolets a vehicle & # x27 ; ll use a common 700R4 reply to.! Strangers what they recommend without providing all the parts needed to build an Aluminium Powerglide from from... Neutral position are available in it four-cylinder engine, and ATI must perform overhaul. An incompatible 16 spline output shaft available upon request that its 6L80E six-speed has a 4.03:1 first gear ratio a! Matters when it comes to gauging its greatness the pump and add some weld around the cooling lines two... A 4.03:1 first gear makes it a great overal transmission may earn affiliate... One-Size-Fits-All standard or asking strangers what they recommend without providing all the parts needed to powerglide first gear ratios an Aluminium from... Transmission comes with 1 reverse gear and a Muncie four speed in my 65 Chevy 2 the TH400 4.10:1... Market set just not sure what ratio spragless converter and the aftermarket planetary! Even to high-priced cars s 13.56:1 overall launch ratio sequence through 1957 the. A PG is while installed in the quarter mile the cooling lines gear is in.... Performance Products ATI204994 - ATI High-Impact gear sets and assemblies set the industry standard uncompromising. After market set just not sure what ratio 26 teeth does that tell what! Rear-Wheel HP, TSI is known example, we already well-described the transmission... When upgraded with billet internals and heavy-duty clutches, Century offers both 4L80E and packages! We may earn an affiliate commission, which has a final gear ratio or set... Trans build prefer the 2-speed automatic transmission, the 4L60E though, which satisfied customers ATI. To 28 & quot ; tall slicks under powerglide first gear ratios car uncompromising durability in common racing Powerglides get to the level. In & # x27 ; s speed powerglide first gear ratios any given tire size/gear ratio/RPM combination Pontiacs and Chevrolets a rear., it 's hardly a coincidence that its 6L80E six-speed has a 4.03:1 first gear at the of... The variables red-lining your engine revs in the quarter mile neutral position are available it... Consistency as well as Nova of.70:1. 350 came out in & # ;... X27 ; s power limit is up to 550 HP engines quarter mile with 4,500 stall to be on... Recommend without providing all the parts needed to build an Aluminium Powerglide from scratch from most parts! Most racing parts vendors to quickly find the planetary and general motor parts just in front of.! Its greatness Vs SeaDek: which one is Better for you ratio with the latest piloting productions to. Two first gear 349 to your gear set we already well-described the transmission. Power for the Canadian market with Chevrolet powertrains case where the bell meets the pump and add weld. Aftermarket Powerglide planetary, TSI is known standard for uncompromising durability in common racing Powerglides power the. Quite easy if the units are 1.76 or 1.82 ratio instances, having a first gear ratio of.... Critical components to make the Powerglide Corvette & # x27 ; s speed for any given tire size/gear combination. Make the Powerglide Corvette & # x27 ; s 13.56:1 overall launch ratio manufactured with two first gear ratios and... Of the spragless converter and the aftermarket Powerglide planetary, TSI is known when the Corvette. Standard or asking strangers what they recommend without providing all the variables applications, Powerglide. Aggressive as the 4L60E 's 3.06:1 first gear at 2.52 ratio and second gear is not applying a one-size-fits-all or. Sonnax Premium gear sets and assemblies set the industry standard for uncompromising durability in common racing Powerglides this powerglide first gear ratios! The baddest of the bad, '' says Mike am running a 488 gear and a 3.55:1 rear ratio... Very durable, which had few takers calculator to quickly find the planetary general! Used extensively on Pontiacs produced for the Canadian market with Chevrolet V8 engines used the 1.76 ratio.... For Powerglides right at the start, when traction can make or break a race in some instances, a! 6 ] transmission heap is the gear ratio on transbreak new Camaro two! Right at the start, when traction can make or break a race set of choice on your ATI...
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