pontiac rear end width chart

Privacy Policy. But when it came to rearends, the overwhelming favorites were those our of '57-64 Pontiacs and Oldsmobiles. It has an M-21 four speed and I am ready to upgrade the rear diff. 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 . Rear-end track width measurements of classic American cars including Chevrolet, Ford, and Mopar vehicle rear axle widths. The Firebird rear end would have been a BOP 8.2 10 bolt. Once I had the wooden rear end made I attached the wheels to the small wood axle flanges with wood screws and large washers to stop the screws from pulling through the lug nut holes. Add Width to compensate for drums as follows: 4" - 5" for small cars 5" - 6" for intermediate cars 6" - 8" for large cars . 0000001291 00000 n 1985 to 1989: 7.625 inch ring gear, 26 spline axle. Six rib cases will be found on '57 and '58 rearends, '59-64s have seven ribs. Originally posted by SUNNYD @Mar 22 2007, 10:23 PM~7534589. Why not a Ford? While the Ford 9-inch is the perceived benchmark of popular rearends today, in stock form the edge would go to the Pontiac/Olds. The 10-bolt was used in all the low performance applications. lx ?ZXj^|\\(|ka(XKIg#+ Rusty but Rare 1976 Chevy K10 Sport Truck Revival! '70 Nova Buick and Pontiac 10-bolt rear ends used flange-retained axles instead of the C-clip retained axles like those on Chevrolet rears. <<3d7f7a4e8421a74f9b85ec848848f3a1>]>> 0000002277 00000 n The high-volume production runs of Ford-9 inch components allow them to be relatively inexpensive. The following is a general 0000004229 00000 n M&M CUSTOM. 5E med-duty 4-pinion. Compared side-by-side with the Chrysler, it boasted stronger gears and larger bearings. We provide how-to and technical articles, vehicle and build features and examples, plus calculators and lookups that will help you get your ride from dream to driver. With its larger bearings, larger gears, and larger axles, the P/O 9.3 would fall somewhere between the Ford 9-inch and the Dana 60 in terms of strength. if you dont have a versailles just a regular 9 inch rear end,, that is also 60 ". Part Number: YGA-21289. endstream endobj 19 0 obj<> endobj 21 0 obj<> endobj 22 0 obj<>/Font<>/ProcSet[/PDF/Text]/ExtGState<>>> endobj 23 0 obj<> endobj 24 0 obj<> endobj 25 0 obj[/ICCBased 36 0 R] endobj 26 0 obj<> endobj 27 0 obj<> endobj 28 0 obj<>stream xref Estimated Lead Time: 5-Days. In 1958 a good thing got better when limited-slip differentials were offered. Dec 26, 2008. NFTs Simplified > Uncategorized > pontiac rear end width chart. '67 Mustang V-8, '69 Firebird pontiac rear end decoder year ratio open posi model notes: . My 69 gto convert., purchased within the last year has a painful 2.56 rear gear. You bring the gumption. Fits 41-52 Olds, 50-55 Pontiac : 1310 to 1330: MORE INFO: 3.219 x 1.062: Outside Snap Rings: Converts To: 3.625 x 1.062: Outside Snap Rings : In searching the web I found the following links that have a massive of information on rear end widths and wanted to share. startxref On Gen1, the code is "hit" on the right side of the rear axle (passenger side) with the inscriptions facing the front of . some sources state that the 67 and latter are wider. Several features are common to most gassers. Mopar Rear Axle. Richmond Gear calls the 57-64 Olds/Pontiac rear a GM 9.3" Axle (the ring gear is 9.3 inches). GM 10-bolt rear ends have four basic ratio choices: 2.73, 3.08, 3.42, and 3.73 . My rear is the bolt in axles. to change without notice. Real World Hagerty Collector Car Insurance Claim Experience, How To Be Prepared For A Dyno Session And Not Waste Your Money, Holey Goat Father/Son Texas Road Trip 5 Days, and 2000+ Miles, Are You Killing The Hot Rod Community? Check here to see if your engine is correct for your year truck. )EgZ(WLlT!c!r~;+{( BRnpX{n>S;;5q N`+UHWF*FA6*BKm)JBw GM quit making the 9.3-inch in 1964. The correct width for 59' & 60' is 63-1/4" I believe. 5" for small cars 5" - 6" for intermediate 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. The following list I did a quick google search for 65 impala rear end, and 65-66 impala rear end came up a lot. It is now late November and I still do not have my axles. Once I had determined the desired width with the loose wheels and tape measure I constructed a wood rear end out of a 2x4. The most common GM unit for the 1982 to 1992 Camaro is the Saginaw style 10 bolt Chevy differential. J.T. Calculating the torque multiplication that your axle gears provide is quite easy. For a variety of reasons, not the least of which is the current Gasser craze, Pontiac and Olds rearends are enjoying renewed popularity. There are three different third-member castings, but all will install into any '57-'64 Pontiac/Olds housing. Pontiac labeled theirs Safe-T-Trac while Oldsmobile called it Anti-Slip. Forbes and various locations throughout the Web and Automotive Magazines. Wilwood Engineering designs and manufactures high-performance disc brake systems. Copyright 1995-2021 The Jalopy Journal: Steal our stuff, we'll kick your teeth in. Source for tire and wheel application fitment data. In head/2 per cylinder. Product By Category; Products By SKU/ID; . This information will change as further information and corrections become available. ). AXLE DIFF 4X4 FRONT DIFF PARTS AXLE DIFF REAR END PARTS . note 64 64 axle is same. 57" 71-74 V-8 A solid front axle was found under the front of nearly every gasser. '72-75 Datsun Pickup Car, 67-69 Camaro, 64-67 Chevelle, 70-81 4wd 6 lug reared '55 -57 Chevrolet, 68-69 Fair lane 6 or 8 66-69 axle does not include 64 65 . 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. '70 Duster , '71-77 Maverick I've read enough times that '64/'65 are 54.25" and '66's are an inch wider that I believe it. 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. '67 to '70 Mustang/Cougar 8 cyl. In this 489 case it is 3:91 gears and a 1 7/8 pinion. Discussion in 'Traditional Hot Rods' started by Ruiner, Sep 4, 2006. "Hy-Tuff" axles are available for it from Moser and Mark Williams in any length (needed to . Six rib cases will be found on '57 and '58 rearends, '59-64s have seven ribs. 0000002353 00000 n To say I was disappointed by the service provided by this company would be an understatement. If you noticed the axles are missing you would be correct. All housings have strong, tapered axle tubes, come in numerous widths, and sport a variety of suspension brackets. note 64 64 axle is same. Fabcraft also offered complete components for the differential, including all necessary bearings, seals, shims, limited-slip clutches, solid spacers, and crush sleeves, as well as beautifully refurbished OE parts. During the production run a third-generation gear case was introduced, oddly enough with slightly smaller pinion bearings, which was probably a cost-cutting move. 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. '64 1/2-'65 Mustang GU3 - 3.08's V6 gear ratio. 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. It is a little better than the Camaro 8.2 10 bolt. 0000006068 00000 n 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. 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. I used 5 long lag bolts to hold the end pieces of wood on which permitted me to add up to 1.5 of shims to each end. The following tags will show a 4L80E transmission as an example. 71- Newer 2wd trucks use a 5 on 5 lug pattern '72 Cricket RWD (rear-wheel drive), automatic 4-speed gearbox. There is no point in mocking up the wheels to a width that in not commercially available or one that was never provided by the OEMs unless you are planning on spending a lot more money on a custom width housing and axles. while a folding bench was standard for the rear passengers. They're tough, right? (Rear Wheel Drive) +20 offset. "+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$LpKaGPG&T`o. The P/O rearend and parts were getting harder to find and there were more Ford 9-inchers being made every day. 0000006915 00000 n The 8.5-inch 10-bolt rearends have ten 3/4-inch hex head bolts with 7/16-20-inch left-hand thread bolts that hold the ring gear to the carrier. 0000002004 00000 n You are using an out of date browser. Maverick 5 Lug 8", 49-51 Ford, 57-59 Ford 9", 58" 78-88 Mid Rear axle flange to flange is supposedly wider than the 68-72 AND the 78-88 GM A and G body cars. Currie Centurion Housing - Classic notchback looks in a new, high-strength, American-made housing, that features 3-inch diameter axle tubes, and CNC machined face flange, for a flat leak-free . Additionally, it can be a relatively affordable way to enjoy a day at the track. For die-hard purists, it soon became a difficult proposition to build a worthy P/O 9.3-inch as aftermarket support subsided and the supply of virgin factory parts withered. 0000015097 00000 n For instance, if both the engine and transmission deliver up to 100 ft./lbs. 0000000911 00000 n By 1965 GM replaced the 9.3 with a Spicer design using an 8.875-diameter ring gear that mounted the internals in the axle housing rather than a separate carrier. (Dart/Duster) with V8&3/4 axle, Table taken from "How to Build HVr0*u9$K;IG]&U&"x\s. Q: What cars did they originally come in? This number may be on the top, bottom, or either side of the axle shaft. Rear-end questions. The End of an Era. This ratio is 3.08, perfect for cruisin. Interest in vintage drag racing is now approaching a rapid boil. Chrysler sent out the last of its 8.75-inch rearends in the early '70s. This reduced weight and eliminated the stock suspension, producing a spacious engine bay that eagerly accepted the chosen powerplant. 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. 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. Rear Wheel: Production Years for Series : 1964 - 1967 : Price : $2,437-$3,095: Weight : 3015 lbs | 1367.581 kg: Performance. Copyright 2023 Welcome To Rodplans! i know in 1956 the pontiac dual range hydra-matic got a different driveshaft yoke. '67 Mustang Find your GMC/Chevy vehicle in the chart below and click on the illustration for a larger view. ?|-Zce14^nF%67( }fSRaQfqX?|{8{>? VX5EX=b :"-'k>.VbyV^-nWxv-WgUtpo>sMhlI4ZV<4+s>|2k>\x{7M^^x. The Trophy Track's strengthened bearing hubs even use larger-than-stock bearings, the same ones found on spools. Re: Rear end interchangability 1965 to 1967 IMPAL. The new 9.3-inch provided outstanding durability when subjected to abuse from all classes of race cars, including Top Fuel. I came up with a cheap simple method to confirm the results of the measurement taken with the loose wheels. '70's Ford Grenada It may not display this or other websites correctly. All Pontiac Firebird 2nd-gen. Trans Am Coupe versions offered for the year 1977 with complete specs, performance and technical data in the catalogue of cars . Chevy 10 Bolt Rear End Widths. A period gasser can be built by scrounging swap meets, salvage yards, and the Internet for many of the components necessary to complete a genuine example of one of the dominant race cars from the 1950s, '60s and '70s. Model. Valves. used a 3.21 Dana 44 used a standard chevy Quick question, I'm looking at a '50 Pontiac and was wondering if it had a torque-tube or a driveshaft. Contributing information were Bob Welch, J Forbes and various locations throughout the Web and Automotive Magazines. Learn more. Correct two piece design posi unit, exact for only 67 - 69 Firebird 10 bolt 8.2 rears. I'm sorry if I repeated what I've learned to accept as fact, but there are other reasons besides what I've read that have convinced me that '64/'65 housings are narrower than the '66/'67. What I did is shown below in the photos. The housing came in a couple of weeks but without the axles. Detroit gear & axle : AB : 3.36 : No : Powerglide : Detroit gear & axle : AC : 4.11 : No : 3 speed, O.D .