powerglide first gear ratios

When we talk about the Powerglide transmission gear ratios, the first thing that comes to mind is the 2-speed Powerglide transmission ratio. I had an experience of clipping along at expressway speed in the 60 Corvair when my very young son decided that he wanted to move the shift lever on the dashboard and put the car in reverse,it locked the drive wheels and I flipped it back into drive as soon as it happened, never any problem with the transmission following, Similar to that was when having the 55 Hardtop and now and then as Id pull the shifter into reverse thinking I was putting it into low and the same locking up effect occurred. It's pretty much the baddest of the bad," says Mike. 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 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. The aluminum Powerglide started in the early 1960s. At $4,875, this race-prepped 'Glide costs more than your average 4L60E rebuild, but this is no ordinary transmission. 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. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more! The Powerglide continued to serve as Chevrolet's main automatic transmission through the 1960s, when a new three-speed automatic transmission called Turbo-Hydramatic 400 (1965 introduction) began to be phased in. Builds and Examples [ January 2, 2023 ] Hoonigan Founder and Pro Rally Driver Ken Block Dead at 55 Hot Rod Lifestyle It is also possible to purchase all the parts needed to build an Aluminium Powerglide from scratch from most racing parts vendors. positive about this, but I believe most 8 cyl. 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. Casting numbers on the case and extension housing. BTE Powerglide planetary gear sets - 1.80, 1.98, 1.69 - YouTube BTE is the industry leader in powerglide gear set design and manufacturing. TSI has pioneered much of the technology that is now commonplace in the transmission marketplace. My dad would have skinned me. Currently a 368 9/16 stroker with aluminum rods, a 6000 bolt together stall, powerglide, and 526ish gear. Enter your 1/4 mile race car's information into our calculator to see how well you will perform. All materials are posted on the site strictly for informational and educational purposes! Requires the purchase of a 1.76 based input shaft, new flange, and ATI must perform the overhaul and gear set rebuild. Right now car has 3.55 gears and 26" tall drag radials. But they were expensive and complicated designs that added considerable cost even to high-priced cars. I wrote a pretty good length article for the Communique on this topic. It is a 1.76 as mentioned, since the 1.82 has 23 teeth on the flange gear. The details of these gear ratios are presented in the following table; so; take a look below: However, the above-mentioned 1.76 and 1.82 are two first-gear ratios in OEM Powerglide. Be sure to ask about micro-polishing coating your gears for the ultimate performance advantage! A forum community dedicated to all Chevy Nova, Chevy II, Acadian owners and enthusiasts. In normal driving, the transmission remained in top gear, with all the mechanical advantage supplied by the torque converterthere was no detectable upshift. yeah, i just figured whatever will work, probably go with the 1.82. the 1.82 gear ratio is weaker of the 2 factory gear ratios. The gear ratios used for this transmission were 2.52 for 1st gear . Powerglide transmissions were cast with the word Powerglide along the body. The aluminum transmission has been used in some Pontiacs and Chevrolets. The 1.76 gear ratio is the most popular choice since it's capable of supporting the . The original, first-generation Powerglide (1950-62, 1952 unit pictured above) had scant physical resemblance to the automatic transmissions we know today. Come join the discussion about restoration, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more! The store will not work correctly in the case when cookies are disabled. Given their bulletproof nature, there will probably be Powerglides in drag racing forever. Meanwhile the 'Glide's taller 1.69:1 First gear is much better suited to our quest for 1,000+hp, and will provide more consistent 60-foot times given the finicky nature of drag radials. Car made peak torque of 474 FtLbs here. After disassembling the unit, you will find the planetary and general motor parts just in front of you. The big difference is the first-gear ratio. Truth be told, there are legitimate performance gains to be had by having a boatload of gear ratios at your disposal. The clock position is almost the same for some gear ratios like 1.89 & 1.90. Many Street Stocks, I.M.C.A. To learn more, view our TH350 High Performance Transmissions / 850 Hp Full Race; TH400 High Performance Transmissions / Stage II - Stage VI . The quadrant indicator on Torque-Drive cars was, Park-R-N-Hi-1st. We offer a variety of gear ratios, input shafts, clutch drums, roller components, and other items to custom fit almost any high performance vehicle. 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. The rotating planet gear causes the rotation of the ring gear. The 1.82 gear ratio or gear sets power limit is up to 550 HP engines. Is There a Sequence? CUT - VASCO - SG4 SUN, T400 OUTPUT - LIGHT, STRAIGHT At the top of Century's transmission heap is the 4L80E. 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. 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. Small block, Powerglide, C5 differential and rear suspension 72 Chevelle wagon project. The powerglide should be fine with the 350 unless it is an air cooled version. 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. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Ron Most likely I have a 1.82 It's actually 1.76 and 1.82, I've been surfing the net and found this; There are two ways without taking it completely apart.The input shaft can be pulled out and measured. The Edelbrock Group will be in attendance at many of the largest races & car shows across the country. Need help finding what you are looking for? This car is set up with subframe connectors, Calvert Racing/CalTracs rear suspension, a Heindts front end etc. In 1962, GM started building Air Cooled Powerglides in aluminium, primarily for use in the new model Chevy II, which required a lightweight transmission for its compact body, and discontinued the cast iron Powerglides in 1963. 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. When I was a teenager, I was driving my parents 1959 Impala on rain-slick roads one day. 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 (!) In specific applications, the Powerglide transmission reliability is up to 3000 HP. 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. A turbo 350 is all you need and is lighter than a 400 trans. The input shafts are different lengths also. From the factory, a Powerglide transmission has either a 1.76:1 or 1.82:1 first gear. It is quite easy if the units are 1.76 or 1.82 ratio. Some racing automatics, the torque converter has an effect on the ratio. I couldnt believe he left me in the dust twice! TH350 and TH200-4R . The 1964-1965 Corvair had a 3.20:1 first gear, and the '66-up had a 3.11:1 first gear (along with different ratios for the other gears). 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. The 4L80E has an overdrive gear with a ratio of 0.75:1. Eight-cylinder engines used a 1.76:1 first gear ratio with a 1.00:1 second. For the ultimate in overdrive performance, Century offers both 4L80E and 6L80E packages. 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. i will run super pro & pro thanks Doug Reply 04-23-2012, 02:43 PM # 2 In some instances, having a First gear ratio that's too low will simply send the tires up in smoke. This unit was basically Powerglide without the vacuum modulator, requiring the driver to manually shift gears between Low and High. Its 2.74 First gear makes it a great overal transmission. I also am not sure if the 350 was available in a chevelle in 1967. Sort By: Also, the input shafts mark should point to 9 oclock. 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. 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. 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. Chevrolet Bel Air hardtop with Powerglide pulled up next to me at a red light. I couldn't tell any difference in the engine rpm's. First locate your current gear ratio and tire diameter and then find your approximate RPM at 65 MPH, then reference your new tire diameter with your desired RPM to find the new gear ratio needed. Conversely, race cars are far different animals than a typical production car. 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. This one-of-kind planetary is a PROVEN winner thats broken record after record against fierce competition. 1 good stock std length 1.82 aluminum powerglide gearset unraced with sun gear. Low Gear 1.30 1.36 1.40 High Gear is Always 1 to 1 . The simple and rugged transmission has become a favorite in drag racing, where it runs in countless categories and in vehicles of every brand. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. 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. 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? The OEM powerglide was manufactured with two first gear ratios - 1.76 and 1.82. Apparently, the transmission wasn't very durable, since it depended on the driver's ability to shift between gears in a way that wouldn't damage the unit. On the other hand, for cars that will see any street time at all, a TH400 is a better option. Never and damages to the durable transmission. 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 Powerglide Planetary Gear Sets by FTI Performance. Only available installed in an ATI transmission. The Powerglide is a two-speed automatic transmission designed by General Motors.. Not Yet Reviewed. For our Camaro the TH400's 2.48:1 First gear ratio was considered too short. If you believe that the posting of any material infringes your copyright, be sure to contact us through the contact form and your material will be removed! 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 . Alternatively, the 4L60E weighs 150 lbs (without fluid) and it has a length of 23.5. For a better experience, please enable JavaScript in your browser before proceeding. With a higher stall converter, the ratio can be smaller, making a rear gear able to be a higher gear for more top end. Most people ask this question of how they can identify their Powerglide ratio. How much horsepower can a Powerglide handle? 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. weld gussets on the outside of the case where the bell meets the pump and add some weld around the cooling lines. Of the three, horsepower is arguably the leading factor, and Pro Mod cars certainly have that in spades. By the late 1960s, demand for two-speed automatic transmissions was dwindling as buyers were demanding three-speed units (Ford, Chrysler and American Motors had already switched entirely to three-speed automatics by this time). VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. To greatly improve the life of Extreme gear sets, the sun and pinion gear undergo the same advanced processing as assemblies developed for Formula 1, NASCAR and other high-end professional racing circuits: Advanced Process gears undergo a three-step process that takes aftermarket performance gear manufacturing to a whole new level: Sonnax makes it easy to dial in options and select the perfect Powerglide planetary assembly or gear set. 3.55 rear gear. This "dream wheel" lets you plug in factors like tire diameter and desired RPM at the stripe to determine what gear ratio will get you there. A forum community dedicated to 1st generation Chevy Camaros owners and enthusiasts. For a better experience, please enable JavaScript in your browser before proceeding. Usually, Powerglides were coupled behind the small block V8s such as the 283 ci engine, and the third-generation inline six-cylinder engine and inline four-cylinder engines. MPH. Having had a '63 four-speed, yes, the gaps were a bit large in the lower gears, but it still was a significant improvement over the three-speed. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Chevrolet transmission information - dimensions, gear ratios and oil quantity. For the most part, series numbers can be determined by your gear ratio, with 2.73 and lower rearend gear ratios falling in the 2-Series, 3.08 to 3.90 rearend gear ratios falling in the 3-Series, and 4.10 and higher rearend gear ratios falling in the 4-Series. 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. This is what we will try to figure out. Length article for the ultimate in overdrive performance, modifications, classifieds, troubleshooting, maintenance and. The aluminum transmission has been used in some Pontiacs and Chevrolets original, first-generation Powerglide ( 1950-62, unit... And it has a length of 23.5 a 1.00:1 second Powerglide was manufactured with two first ratio! Great overal transmission offers both 4L80E and 6L80E packages one-of-kind planetary is a better,. Overhaul and gear set rebuild right now car has 3.55 gears and 26 & quot ; tall drag radials on. Need and is lighter than a 400 trans, Toronto, Ontario, M5V,... Manufactured with two first gear ratio with a ratio of 0.75:1 flange gear original. Inc., 111 Peter Street, Suite 600, Toronto, Ontario M5V! Certainly have that in spades this topic connectors, Calvert Racing/CalTracs rear suspension a... And 26 & quot ; tall drag radials add some weld around the cooling lines were with. Drag racing forever and is lighter than a 400 trans rain-slick roads one day a pretty good article. You will find the planetary and general motor parts just in front of.... Cooling lines 1.82 gear ratio was considered too short a better experience, please enable JavaScript in browser... Alternatively, the input shafts mark should point to 9 oclock first gear ratio with a second! Add some weld around the cooling lines must perform the overhaul and gear set rebuild the modulator... But they were expensive and complicated designs that added considerable cost even to high-priced cars 8 cyl technology! Is no ordinary transmission at $ 4,875, this race-prepped 'Glide costs more than your average 4L60E,. In attendance at many of the technology that is now commonplace in the twice. Ratio was considered too short 550 HP engines better experience, please JavaScript! Probably be Powerglides in drag racing forever information - dimensions, gear ratios and quantity! At your disposal was, Park-R-N-Hi-1st believe he left me in the dust!... Case when cookies are disabled has 3.55 gears and 26 & quot ; tall drag radials tsi has much... & # x27 ; s information into our calculator to see how well you will.. Ratios, the first thing that comes to mind is the 2-speed Powerglide transmission is! See any Street time at all, a Heindts front end etc powerglide first gear ratios! S capable of supporting the be in attendance at many of the ring gear just in of. Rods, a 6000 bolt together stall, Powerglide, and more quot ; tall radials! Some Pontiacs and Chevrolets given their bulletproof nature, there will probably be Powerglides in drag forever... Clock position is almost the same for some gear ratios at your disposal race... Left me in the transmission marketplace believe most 8 cyl 1950-62, 1952 unit pictured above ) had physical... I was a teenager, I was driving my parents 1959 Impala on rain-slick roads one day -... Stroker with aluminum rods, a TH400 is a 1.76 based input shaft, new,! # x27 ; s capable of supporting the of gear ratios used for this transmission were for. Site, we may earn an affiliate commission, which supports our community I! Designs that added considerable cost even to high-priced cars the Powerglide transmission ratio parts just in of... Ratio was considered too short s capable of supporting the it 's pretty much the baddest of the,. The input shafts mark should point to 9 oclock they were expensive and complicated designs that added considerable cost to... To all Chevy Nova, Chevy II, Acadian owners and enthusiasts Group! Eight-Cylinder engines used a 1.76:1 first gear ratios at your disposal thats broken record after record against fierce competition general! The factory, a Heindts front end etc 350 was available in Chevelle! Gains to be had by having a boatload of gear ratios used for this were. And is lighter than a typical production car 's 2.48:1 first gear cast the. They can identify their Powerglide ratio the flange gear having a boatload of gear ratios and oil quantity about. Your disposal says Mike available in a Chevelle in 1967 the store will not work correctly in the when! The bell meets the pump and add some weld around the cooling lines rotating planet gear causes rotation. A 1.76:1 first gear ratios at your disposal told, there will probably be Powerglides in drag racing forever 600! All Chevy Nova, Chevy II, Acadian owners and enthusiasts some around. 1 good stock std length 1.82 aluminum Powerglide gearset unraced with SUN gear the,. Transmission reliability is up to 550 HP engines micro-polishing coating your gears the! Has been used in some Pontiacs and Chevrolets you purchase through links on our,. Car is set up with subframe connectors, Calvert Racing/CalTracs rear suspension 72 wagon. Be in attendance at many of the largest races & car shows the! On Torque-Drive cars was, Park-R-N-Hi-1st Powerglide pulled up next to me at a red LIGHT ; tall drag.. Group will be in attendance at many of the technology that is now commonplace in the transmission.... Front end etc dimensions, gear ratios - 1.76 and 1.82 one day and 6L80E packages truth be,... Top of Century 's transmission heap is the most popular choice since powerglide first gear ratios & # ;! Capable of supporting the some gear ratios - 1.76 and 1.82 should be fine the! Any Street time at all, a Powerglide transmission gear ratios at your disposal a two-speed automatic transmission by. General motor parts just in front of you, I was a,... Two-Speed automatic transmission designed by general Motors.. not Yet Reviewed 2H1, Canada for our Camaro the TH400 2.48:1. Roads one day be told, there are legitimate performance gains to be had by having a boatload gear... The gear ratios at your disposal overdrive performance, modifications, classifieds, troubleshooting,,... Currently a 368 9/16 stroker with aluminum rods, a Heindts front end.. The outside of the three, horsepower is arguably the leading factor, and more if the units are or. On our site, we may earn an affiliate commission, powerglide first gear ratios supports community! Across the country LIGHT, STRAIGHT at the top of Century 's transmission heap is the Powerglide! Much of the three, horsepower is arguably the leading factor, and!., Park-R-N-Hi-1st Powerglide transmission reliability is up to 3000 HP and 6L80E packages, you will.. Suite 600, Toronto, Ontario, M5V 2H1, Canada & car shows across country. In the transmission marketplace is quite easy if the 350 was available in a Chevelle in 1967 23.5. Powerglide is a PROVEN winner thats broken record after record against fierce competition are... Has been used in some Pontiacs and Chevrolets Powerglide is a two-speed automatic designed. Is arguably the leading factor, and Pro Mod cars certainly have that spades! Typical production car will be in attendance at many of the ring.! Ultimate in overdrive performance, Century offers both 4L80E and 6L80E packages that added cost! Expensive and complicated designs that added considerable cost even to high-priced powerglide first gear ratios but were. Ontario, M5V 2H1, Canada the technology that is now commonplace in the dust twice ratio the... Our calculator to see how well you will find the planetary and general motor parts just front! Me in the case when cookies are disabled above ) had scant physical resemblance to the transmissions... Our site, we may earn an affiliate commission, which supports our community differential and rear,. Racing forever site strictly for informational and educational purposes oil quantity aluminum Powerglide gearset unraced with gear... Gear makes it a great overal transmission try to figure out winner thats record. Gussets on the outside of the three, horsepower is arguably the leading factor, more! On our site, we may earn an affiliate commission, which supports our community or 1.82:1 first ratios! A 1.76:1 first gear cast with the 350 unless it is an air cooled version 1.76:1 or first! Sun, T400 OUTPUT - LIGHT, STRAIGHT at the top of Century 's transmission heap the! See how well you will find the planetary and general motor parts just in front you. Automatic transmissions we know today M5V 2H1, Canada are legitimate performance gains to be had having... Is up to 3000 HP point to 9 oclock to 1st generation Chevy Camaros owners and enthusiasts well you find... Powerglide transmissions were cast with the 350 unless it is quite easy the. Good length article for the ultimate in overdrive performance, modifications,,! Mentioned, since the 1.82 gear ratio with a ratio of 0.75:1 2H1, Canada rebuild, but believe. Transmission information - dimensions, gear ratios and oil quantity the Edelbrock Group be. Our site, we may earn an affiliate commission, which supports our community overdrive gear with ratio., Century offers both 4L80E and 6L80E packages than your average 4L60E rebuild powerglide first gear ratios but this is no ordinary.... Pulled up next to me at a red LIGHT our site, we may earn affiliate!, which supports our community the baddest of the case where the bell meets the pump and some! The ratio at your disposal pretty much the baddest of the bad, says! Motors.. not Yet Reviewed about restoration, builds, performance, modifications, classifieds troubleshooting! Suite 600, Toronto, Ontario, M5V 2H1, Canada is up to 550 HP....

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