How Much Did Coal Miners Get Paid In Victorian Times, Articles P

You bring the gumption. 0000007740 00000 n Why not a Ford? Since then, it has become the mecca of Pontiac technical data and knowledge that no other place can surpass. 62" 64-77 Chevelle, 73-76 Torino, 89 Trans Am. of extensive information was contributed by R. Welch: Original Vehicles 70-81 4wd 6 lug reared note 64 64 axle is same. Copyright 2023 Welcome To Rodplans! } Discussion in 'Traditional Hot Rods' started by Ruiner, Sep 4, 2006. A little history: In 1957, three important axles were introduced: Ford's 9-inch, Chrysler's 8.75-inch, and GM's 9.3-inch Hotchkiss-style axle for Pontiac and Oldsmobile. "+j)(4 T "Hd&6F T:R%xA+R>6^yyp0}Zc9^):(cdf_rKr2zB,ywV}w0*lkxwM y icR,2*G{>K\"|>XWAIRYQ_dKx}wt}_=/3=)>fQaa-# C+|prj~%ox$LpKaGPG&T`o. Thanks to the efforts of the Fabcraft Metalworks crew all the parts necessary to rebuild one are available along with a selection of improved components and special tools to make working on them easier. There is also a yellow stamp 10 22 which is the . may be different than pictured. manufactured by Pontiac in United States. Check our the Chevy rear end gear ratio chart above to help you identify the correct gear to use. '72 Cricket Popular Automatic Transmission Identification Chart; Rear-End Widths of Classic American Cars; Follow Us on Flipboard . While the Ford 9-inch is the perceived benchmark of popular rearends today, in stock form the edge would go to the Pontiac/Olds. . M&M CUSTOM. Casting # Year: Body: Size: Notes: 2070051: 1960 - 71: A . Wilwood Engineering designs and manufactures high-performance disc brake systems. with 10 bolt axle. 0000003369 00000 n '70's Ford Grenada Rim Width Measure from the inside of the outer lip at the bead seating point to the inner lip. Some of the most frequently asked questions regarding the Pontiac/Oldsmobile 9.3-inch rearend: A: Fabcraft Metalworks provides virtually every component for the Pontiac/Oldsmobile 9.3-inch rearend. Snap On vs Daytona, Pittsburgh, ESCO, Husky, More. The high-volume production runs of Ford-9 inch components allow them to be relatively inexpensive. Pontiac labeled theirs Safe-T-Trac while Oldsmobile called it Anti-Slip. Originally posted by SUNNYD @Mar 22 2007, 10:23 PM~7534589. The total width of the Chevy II rear end is 58 inches and the total width of a '67 to '69 Camaro rear end is 60 inches. The Firebird rear end would have been a BOP 8.2 10 bolt. For many years prior, Olds and Pontiac differentials had been a dominant rear axle in drag racing and other motorsports. 1982-1997. Ford continued cranking out the 9-inch in vast quantities well into the '80s. 53.6 -- 1971-'77 Chevy Vega, 1973-'77 Pontiac Astre, 1975-'80 Chevy Monza, Buick Skyhawk, Olds Starfire, 1976-'80 Pontiac Sunbird 112.0 coupe; 116.0 sedan,wagon, 61.5, 60.7 -- 1973-'77 Oldsmobile Cutlass, 442 6 lug rear end 12 bolt Coil spring set up Possible gear ratio's 3.70. 0000002038 00000 n A: Starting in 1937 Pontiac and Oldsmobile rearend designs slowly began to converge, to the point that in 1957 all major components were virtually interchangeable, with the exception of some brake components, suspension attachments, and axle housing/axle widths. ZE reg-duty / 4E med-duty 4-pinion. 2/4-door sedan body type. It has been my experience that the 66 up axle is longer. Once I had determined the desired width with the loose wheels and tape measure I constructed a wood rear end out of a 2x4. 100 x 4.12. endstream endobj 29 0 obj<>stream candidate to replace the torque tube rear end or just get a better set of gears This ratio is 3.08, perfect for cruisin. but the body with is 1" wider on 66-67. find the 1/2 ton size yoke on a dana 60. 1939 engine numbers run 1915447 through 2697267. Roadkill Customs has evolved from local hot rod shop to online how-to magazine for budget-minded do-it-yourself hot rod builders and enthusiasts. No one is making new 31-spline side gears at this time, which is not good. They were robust, drop-out-style third members that offered the strength and serviceability racers required. '67 Mustang Six , '68 AMX Six rib cases will be found on '57 and '58 rearends, '59-64s have seven ribs. And even though new internals were available from Fabcraft, the carriers were simply becoming too difficult to find. The early Nova's 62-67 would be about 2" shorter. Approximate rear end widths measured from backing GM / Chevy - Differential IdentificationShop by your differential. jack39rdstr # 169783 04/02/10 02:03 PM. 0000005198 00000 n '73 Ventura, '73 Mustang, '36 Plymouth, '54-56 Ford Pickup well i have 1 from f 150 82 b/plate 2 b/plate it is 58". May 7, 2009. 1310 yoke, Dana 60 used the heavy duty yoke which takes the larger 1350 yoke. I'm not sure of the Six rib cases will be found on '57 and '58 rearends, '59-64s have seven ribs. Billet-steel yokes and carrier caps could be added to make the 9.3-inch nearly bomb-proof. GM quit making the 9.3-inch in 1964. I just measured my 60' Pontiac and it is the same as my 62' Pontiac. function SiteStats_3379(){ Underneath the back end of an overwhelming majority of gassers was a 1957-'64 Pontiac/Oldsmobile 9.3-inch differential. '67 to '70 Mustang/Cougar 8 cyl. This 1955 Chevrolet 3100 Step Side Pickup Truck was built by the Hot Rod Factory, Minnesotas premier hot rod shop and muscle car restoration facility. In head/2 per cylinder. These rearends were the Hotchkiss style, which means the ring-and-pinion gears, along with the differential components, are housed in a removable carrier, making gear changes and axle replacement quick and easy. The 8.5-inch 10-bolt rearends have ten 3/4-inch hex head bolts with 7/16-20-inch left-hand thread bolts that hold the ring gear to the carrier. Someone may correct me, but as I recall 1959 was the first year for the "Wide Track" Pontiac. Grand Prix. For die-hard purists, it soon became a difficult proposition to build a worthy P/O 9.3-inch as aftermarket support subsided and the supply of virgin factory parts withered. the wider housing is not 1" closer to 3/4 . Below matches. /** * Error Protection API: WP_Paused_Extensions_Storage class * * @package * @since 5.2.0 */ /** * Core class used for storing paused extensions. 1958-1970 Full size Chevy rear differential identification chart. According to published lists, the 55-64 Chevrolet rear end width is 60" from wheel mount surface to wheel mount surface. The later rear axle requires a wheel with between 5" and 5-1/4" of backspacing, while the earlier axles will only need a wheel with 4-1/2" to 4-3/4" backspacing. These dimensions do not include brake drums and are measured from backing plate to backing plate. Compared to the Ford, the P/O parts were more expensive. cars 6" - 8" for large cars, '71 Colt How to cut your Ford F100 long bed to short bed in a weekend DIY project ~ Two-Part video details cutting frame and bed. The Trophy Track's strengthened bearing hubs even use larger-than-stock bearings, the same ones found on spools. (Dart/Duster) with V8&3/4 axle, Table taken from "How to Build For a variety of reasons, not the least of which is the current Gasser craze, Pontiac and Olds rearends are enjoying renewed popularity. & Conditions, Ford Mustang II/Pinto & Mercury Capri/Bobcat, Monte Carlo, Regal, etc. 1985 to 1989: 7.625 inch ring gear, 26 spline axle. The following is a general list of rear ends and their dimensions to help narrow the search for a possible candidate to replace the torque tube rear end or just get a better set of gears for highway driving. The most common GM unit for the 1982 to 1992 Camaro is the Saginaw style 10 bolt Chevy differential. Yes the axles were special in that I wanted to use a 28 spline center section already had rather than buy a new 3rd member to suit the 31 spline axles that Speedway stocked. to change without notice. Wheel- Size.com The world's largest wheel fitment database. Rear End Widths - - Back - - Home > Specs > Rear End Widths : Representative for comparison purposes only. JavaScript is disabled. i've seen that link about a hundred times now and it's kind of funny how the 73-77 GM A-body is not included. Automotive Technical and Reference Information, Project Cars, Trucks and Salvage Vehicles For Sale. The current axle needs to be measured to verify width, because it plays an important part in determining what rim backspacing is necessary. 455 ho only(c-type axle) 12 bolt 1970 3.36 cok col fb 1970 3.55 cow cox fb 1970 3.55 wv xv gto 455 ho only(c-type axle) 12 . Please select a rear end that matches your vehicle below.General Motors has a wide range of front and rear ends! 0000004229 00000 n GU3 - 3.08's V6 gear ratio. Length, GM 8.2 in. Post: rear end width chart (Topic#173541) greg pharr Contributor Posts: 897 Loc: North Mississippi Reg: 07-09-03. '74 Valiant, '57 Ford We carry everything from the 7.25" IFS front end parts, to the large 11.5" rear end parts for 1-ton trucks.We make it easy to verify your exact rear end by providing specs and year, make, and model applications for . Bigger engines introduced in both Oldsmobiles and Pontiacs for 1959 prompted the second generation of these rearends with 31-spline axles, which were reportedly 22 percent stronger than the previously used 29-spline shafts. A: Extremely strong! 4999 mm / 196.8 in, width: 1854 mm / 73 in, wheelbase: 2746 mm / 108.1 in; reference weights: base curb weight: 1653 kg / 3644 lbs ; . 41/14. 1/4 Mile : 13.1 seconds. So why did the Ford 9-inch become the premier differential of modern day hot rodding? I came up with a cheap simple method to confirm the results of the measurement taken with the loose wheels. Actual wheel track could be as much as 6" to 8"depending on drum size: '67 to '70 Mustang/Cougar 6 cyl. Add Width to startxref hi don, there is no major difference in the pontiac differential from 1949 to 1956 other than rear brake related parts. I believe the width, outside axle flange to outside axle flange, is 64 inches. They were tough with 9.3-inch ring gears, big pinion shafts, and large-diameter bearings and tough axles. Vintage 1980 Yamaha Enticer Snowmobile Revival to Former Glory. Its narrow front end with a plastic, wrapped-around bumper featured fog lights as an option. Terms According to an old article, Inside '64 -- '72 A-Bodies, (Car Craft Magazine), 1967 was a transition year in that A-body cars might have a 1964-66 style rear end, a 1968-72 rear end (which is wider, and commonly available), or a "hybrid" rear end, which will have the 60.5-inch width, but with the early spring mounting pad and trailing arm . How To Box-In a Differential / Solid Axle Rear-End Housing; . Pontiac Differential Codes Year Model Rear Ratio Tooth Count Std Code Posi Code 1970 Big Pontiac 2.56 41/16 UC VC 1970 Big Pontiac 2.73 41/15 UD VD 1970 Big Pontiac 2.93 41/14 UE VE 1970 Big Pontiac 3.23 42/13 UG VG 1970 Big Pontiac 3.42 41/12 UH VH 1970 Firebird 2.73 41/15 CRX CRY Buick and Pontiac 10-bolt rear ends used flange-retained axles instead of the C-clip retained axles like those on Chevrolet rears. Under the hood, Pontiac installed a 2.5 . Valves. By designing ring-and-pinion sets to fit the previously less-attractive, but more available, Series II OE carriers, performance ratios could now be utilized without the need for an unfavorable ring-gear spacer. What is the width of a 1959 pontiac rear end? Mickey Thompson even produced aftermarket Olds and Pontiac magnesium gear cases that were frequently used in dragsters. '72 Chrysler. The 8.75-inch had slightly larger, 30-spline axleshafts compared to the P/O's 29-spline shafts; but by 1959, big 31-spline factory shafts were standard, and aftermarket shafts for the 9.3-inch eliminated any supposed shortcomings. In the '50s and '60s the search for high-performance parts usually meant a trip to the wrecking yard to rob components, engines, out of big, powerful cars of the dayChryslers, Fords, Cadillacs, Olds, Pontiacs, and W-Chevys were all used. %%EOF Posts: 8. wagon pontiac plant 1975 2.73 ua va b sedan 1975 2.73 ya za b wagon 1975 2.73 pa pu f 1975 2.73 wl xl g . The 1' wider that was stated in paul/chuck 's book may have been miss spoke. Items Prices and availability are subject Popular Tools & Look-Ups. 0000001291 00000 n NFTs Simplified > Uncategorized > pontiac rear end width chart. Privacy Policy. xb```"~> !%1#XY} P A1@G7L/^nkX,i{j^vL@l ` n Good third-member cores are also relatively easy to come by, as many are now being saved from recyclers by fellow enthusiasts. The 301 was Pontiac's only V-8 left in production by 1979. The final drive ratio is identified with 2 or 3 letters codes. If in doubt, consult one of our differential experts at (800)510-0950! 0000012085 00000 n gasoline (petrol) engine with displacement: 5690 cm3 / 347.2 cui, advertised power: 216 kW / 290 hp / 294 PS ( SAE ), torque: 509 Nm / 375 lb-ft, more data: 1957 Pontiac Chieftain Sedan Tri-Power Hydra-Matic (aut. The PY Online Forums is the largest online gathering of Pontiac enthusiasts anywhere in the world. 70 2wd 6 lug rear end 12 bolt Possible gear ratio's 3:08, 3:40, 3:73 70-81 4wd 6 lug reared 71- Newer 2wd trucks use a 5 on 5 lug pattern 71-76 Full Size Cars " "" "" ". The GM 8.2" axle is available in two configurations: The standard GM 8.2" version features an 8.2" diameter ring gear with 28 spline axle shafts that are held in place using c-clips. Find your GMC/Chevy vehicle in the chart below and click on the illustration for a larger view. 18 0 obj<> endobj '73 Ventura, '65 Ram American charles coker, 1953 pontiac tech advisor. Vehicle. 57" 71-74 V-8 Mavericks 8", All '75-77 6's & 8's Maverick 5 Lug 8", 49-51 Ford, 57-59 Ford 9", 58" 78-88 Mid sized GM Car, Malibu/Monte Carlo (82 up Metric Studs), 80 Granada & Lincoln Versailles, 67-70 Mustang/Cougar/Fairlane, Regal with 10 bolt axle, S-10 P.U., 65-67 Nova, 60" 55-64 Chevy Car, 67-69 Camaro, 64-67 Chevelle, 68-74 Nova, 71-73 Mustang/Cougar, 84-95 Corvette, 60-61" 64-69 1/2 ton 2wd Chevy/ Some GMC 6 lug rear end 12 bolt Coil spring set up Possible gear ratio's 3.70. Very hard to find set, being as this is version is not being reproduced. It may not display this or other websites correctly. But when it came to rearends, the overwhelming favorites were those our of '57-64 Pontiacs and Oldsmobiles. The dana pinion stands forward about 2" more than the 9 1/4, the driveshaft will need to be shortened accordingly. '67 Mustang V-8, '69 Firebird I am using a 62' Olds rear in my 61' Bel Air and it is 1" wider that the stock Bel Air rear. . * Ring #s GM 40 13 == 67 - 8 - A. Today finding a P/O 9.3 may take some searching and it's helpful to know what to look for. xref This number may be on the top, bottom, or either side of the axle shaft. Chrome 10 Bolt Rear End Cover Fits Chevy Pontiac Oldsmobile10 Bolt Differential GM with 7.5 & 7.625 Ring Gears : 1985-1997. Several features are common to most gassers. This information will change as further information and corrections become available. %PDF-1.4 % The 1967 Firebird has the particularity to have a rear axle held by arms while in 1968 rear axle was hold only by the blades/spring of suspensions. 0000009416 00000 n Another factor that made these rearends popular was the wide selection of factory gear ratios available, 2.56:1 through 4.30:1 while even lower drag racing cogs were available from aftermarket suppliers. 0000001170 00000 n if you dont have a versailles just a regular 9 inch rear end,, that is also 60 ". Hoonigan Founder and Pro Rally Driver Ken Block Dead at 55, Worlds MOST Unusual Cars Ever Made, Found In One Warehouse, Lower the Bar ~ Perfectionism is Ruining the Automotive Hobby, 1971 GMC COE Fire Truck to Ramp Truck Car Hauler Build, Roadkills Best (and Worst) Drag Strip Tests, How To Choose the Correct Drag Racing Tire, 25 Tools and Gift Ideas Under $15 From Harbor Freight You Need, The Myths And Realities Of Carburetor Sizing, The Inaugural No Name Nationals Drag Race & Burnout Contest Coverage, Lawn Mower Racing ~ The Worlds CHEAPEST Motorsport, Quick and Easy DIY Headliner for Less Than $20, 1928 Ford Model A Coupe Goes From Yard Art To Driver, How To Turn Railroad Track into a DIY Homemade Anvil, New Docu-Series from Rat Rod Magazine ~ American Rust, Finishing a Late Friends Handmade 1956 Baby Buick Special Mini Car, Best 3-Ton Floor Jack? That being said, if you have at least 2" of clearance (and preferably more) between your stock tire/wheel combo and the frame or exhaust pipe, whichever is closest to the tire, then a 56" rear end width could possibly fit. The1971-'72 Buick GS/Skylark and Olds Cutlass A-body 8.5 10 bolt did not have C-clip axles. Rear axle widths. So what we are left with is this: A fully capable, period-correct, brute of a differential with complete aftermarket support. But it's been so long I can't be certain. (rear-wheel drive), automatic 3-speed gearbox . It'll help you sniff out the right parts and will walk you through building the differential for your gasser project. 3.08. With a maximum top speed of 112 mph (180 km/h), a curb weight of 2672 lbs (1212 kgs), the Fiero GT has a naturally-aspirated V 6 cylinder engine, Petrol motor. Vehicles with Similar . Click the above picture to view full size. Factory Width. I have in the past struggled to measure the car for the correct rear end width to get the wheels and tires to fit correctly for both appearance and to avoid contact with the fenders, frame and suspension. On Gen1, the code is "hit" on the right side of the rear axle (passenger side) with the inscriptions facing the front of .