pontiac rear end width chartpontiac rear end width chart

. '67 Mustang V-8, '69 Firebird Outside of flange to outside 54.25" 66 up are wider. |;|tB70t:`!t;?Yp?o^16Y*Ra(k ;6te64^bv n+;:G57@hbM_5 N Actual wheel track could be as much as 6" to 8"depending on drum size: '67 to '70 Mustang/Cougar 6 cyl. 62" 64-77 Chevelle, 73-76 Torino, 89 Trans Am. L = Low - Zero to Negative Offset, Offset typically RWD (Rear . All but a few of the old factory limited-slips had been gathered up and beaten to death. Rear-end questions. 0000002353 00000 n '72-73 Mazda, '28-40 Ford , '57 - 59 Ford I did a quick google search for 65 impala rear end, and 65-66 impala rear end came up a lot. 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. The Borg-Warner HD rear end was dropped and replaced with the old 7.625 (7 5/8) inch rear end. Chevy 10 Bolt Rear End Widths. i know in 1956 the pontiac dual range hydra-matic got a different driveshaft yoke. Six rib cases will be found on '57 and '58 rearends, '59-64s have seven ribs. Plywood pieces work well for shims. Needle BUILD IT YOURSELF - PARTS LISTS BUSHINGS TO ADAPT TUBE SIZE . function SiteStats_3379(){ Fabcraft can also supply an excellent manual that tells you everything you need to know about these rearends, along with instructions on overhauling them, or they'll refurbish a rearend for you. 0000008567 00000 n AXLE DIFF 4X4 FRONT DIFF PARTS AXLE DIFF REAR END PARTS . Model. 0000000016 00000 n Good third-member cores are also relatively easy to come by, as many are now being saved from recyclers by fellow enthusiasts. 68-74 Nova, 71-73 Mustang/Cougar, 84-95 Corvette, 60-61" 64-69 1/2 ton 2wd Chevy/ Some GMC 18 0 obj<> endobj These smaller volumes and domestic content result in slightly higher prices. 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. GM / Chevy - Differential IdentificationShop by your differential. There have been non C-clip rearends found in Chevelle wagons, and some El Caminos through at least 1974. Several years later, the popularity of this almost deceased differential was rapidly swelling. I actually had the axles in less than 4 days! This information will change as further information and corrections become available. Automotive Technical and Reference Information, Project Cars, Trucks and Salvage Vehicles For Sale. Six rib cases will be found on '57 and '58 rearends, '59-64s have seven ribs. 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. for highway driving. 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. For 1966-1970 Plymouth and Dodge B-bodies there were three basic rear end assemblies that were available: the 8, the 8, and the 9 Dana 60. . Drag Racing 101 ~ Everything You Need to Know! 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. 3:08, 3:40, 3:73 1957-58 are 29-spline and 1959-1964 are 31 spline. Correct two piece design posi unit, exact for only 67 - 69 Firebird 10 bolt 8.2 rears. Many aftermarket options exist with all of the appropriate mount points. 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. I believe the width, outside axle flange to outside axle flange, is 64 inches. 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 " "" "" ". 100 x 4.12. Someone may correct me, but as I recall 1959 was the first year for the "Wide Track" Pontiac. My rear is the bolt in axles. 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. Six-cylinder truck engine block and head casting numbers. The P/O rearend and parts were getting harder to find and there were more Ford 9-inchers being made every day. J.T. This reduced weight and eliminated the stock suspension, producing a spacious engine bay that eagerly accepted the chosen powerplant. endstream endobj 29 0 obj<>stream Dont Be That Guy, Reversing Gears ~ Rescuing Ones Own Derelict 1967 Pontiac GTO, How To Paint a Lace Roof on the Cheap Using Grandmas Curtains, Exploring an Antique Junkyard in the Hills of West Virginia, Engine, Transmission, Chassis Swap Donor Vehicle Look-Up, Early Ford Beam Axle Identification and Dimensions, How to Apply Rust Encapsulator Plus to a Rusty Rear End, How To Box-In a Differential / Solid Axle Rear-End Housing, How To Select Proper Rear-End / Differential Gear Ratio, Wheelbase Measurements for Popular Classic Cars, 1955 Chevrolet 3100 Step Side Pickup Truck Build, How To Cut Your Long Bed to a Short Bed in a Weekend, Engine / Transmission / Chassis Donor Search, Project Cars and Part Donor Cars For Sale. 0000006915 00000 n Look at the RPO codes. 1310 yoke, Dana 60 used the heavy duty yoke which takes the larger 1350 yoke. We'll work to keep you motivated and informed and with industry news, product information and reviews, event coverage, and well-curated articles and stories intended to inspire and educate. pontiac rear end decoder year ratio open posi model notes: . The housing came in a couple of weeks but without the axles. And even though new internals were available from Fabcraft, the carriers were simply becoming too difficult to find. Rear-end track width measurements of classic American cars including Chevrolet, Ford, and Mopar vehicle rear axle widths. Is a pontiac center section as olds rear ends of that era? Demand exceeded supply, so after several years of planning, designing, and prototyping, Fabcraft Metalworks teamed up with a major U.S. manufacturer to produce a brand new, extreme-duty limited-slip differential for the 9.3-inch called the Trophy Track. 60" 60's GMC and You can do this by multiplying by the gear ratio. * Pinion #s GM 40 13 == 67 K D. 60" 60's GMC and some Chevy's Dana 44 or Dana 60 with leaf springs 6 lug, Gear ratio's 3.21 to 3.92. Displays PONTIAC bolt patterns, wheel sizes and dimensions by model or view all matching vehicles that will swap or interchange with PONTIAC wheels. 57" 71-74 V-8 '72 Cricket Click the above picture to view full size. M&M CUSTOM. Rear End Widths - - Back - - Home > Specs > Rear End Widths : Representative for comparison purposes only. You must log in or register to reply here. If in doubt, consult one of our differential experts at (800)510-0950! 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 : * Ring #s GM 40 13 == 67 - 8 - A. 0000001291 00000 n Vintage 1980 Yamaha Enticer Snowmobile Revival to Former Glory. The most common GM unit for the 1982 to 1992 Camaro is the Saginaw style 10 bolt Chevy differential. June 5, 2022 Posted by: Category: Uncategorized I am using a 62' Olds rear in my 61' Bel Air and it is 1" wider that the stock Bel Air rear. The current axle needs to be measured to verify width, because it plays an important part in determining what rim backspacing is necessary. the wider housing is not 1" closer to 3/4 . For the do-it-yourselfer, Fabcraft offers a full-color manual with excellent tech info on the differential. (Dart/Duster) with V8&3/4 axle, Table taken from "How to Build 0000004229 00000 n Automotive Technical and Reference Information, Project Cars, Trucks and Salvage Vehicles For Sale. http://www.jalopyjournal.com/forum/showthread.php?t=128884, http://www.jalopyjournal.com/forum/showthread.php?t=38805, Upstate New York, watching my New Yorker Rust, http://www.jalopyjournal.com/forum/showthread.php?t=128884&page=2, http://www.jalopyjournal.com/forum/showthread.php?p=1450810#post1450810, (You must log in or sign up to reply here. Richmond Gear calls the 57-64 Olds/Pontiac rear a GM 9.3" Axle (the ring gear is 9.3 inches). } July 30, 2004 11:23PM. 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. 1982-1997. The 1965 Pontiac Tempest LeMans measures 74.40 inches in width, The 1965 Pontiac Tempest LeMans measures 206.20 inches in length, and has a wheelbase of 115.00 inches. ZE reg-duty / 4E med-duty 4-pinion. '69 Dodge Van, '71 Torino Its narrow front end with a plastic, wrapped-around bumper featured fog lights as an option. Casting # Year: Body: Size: Notes: 2070051: 1960 - 71: A . Because OE components were still widely used in racing circles, the 9-inch gained traction as a viable alternative, superior to the newer, cheapened, integral-style axles using C-clips and flimsy internals. 0 ?|-Zce14^nF%67( }fSRaQfqX?|{8{>? VX5EX=b :"-'k>.VbyV^-nWxv-WgUtpo>sMhlI4ZV<4+s>|2k>\x{7M^^x. 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 5D med-duty 4-pinion. Buy in monthly payments with Affirm on orders over $50. Beginning with a new line of U.S.-made gearsets in desirable ratios, Fabcraft rekindled the flickering flame of the 9.3-inch. 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. pontiac rear end width chart . The pinion shaft diameter is 1.625 inches and will have either 28 or 30 splines. may be different than pictured. The actual width that I made out of wood was based on both the measurements I had taken with the loose wheels and my research to determine what widths were available for purchase. '69 Javelin Six , '70 dodge Rear Wheel: Production Years for Series : 1964 - 1967 : Price : $2,437-$3,095: Weight : 3015 lbs | 1367.581 kg: Performance. '69 Cougar, '71 -73 Nova NFTs Simplified > Uncategorized > pontiac rear end width chart. Privacy Policy. Cars from all the traditional drag racing classes are being built and/or restored, but among the most popular of these period-correct builds are the cars riding high on solid front axles and sporting fenderwell headers: gassers. also note on the A4's (auto's) shifter console if the gear selector for 1 is missing. You bring the gumption. It'll help you sniff out the right parts and will walk you through building the differential for your gasser project. Length, GM 8.2 in. '70 Nova "SPECIAL" CARS - 1938 Pontiac Special six. Popular Tools & Look-Ups. Below matches. Copyright 2023 Welcome To Rodplans! some Chevy's Dana 44 or Dana 60 with leaf springs 6 lug, Gear ratio's Task Force width ranges at this time. So why did the Ford 9-inch become the premier differential of modern day hot rodding? 0000002004 00000 n Like most american muscle cars of the Day the Pontiac GTO was a front engined rear wheel driven car. Mopar Rear Axle. %%EOF User Info. Check our the Chevy rear end gear ratio chart above to help you identify the correct gear to use. On Gen1, the code is "hit" on the right side of the rear axle (passenger side) with the inscriptions facing the front of . 1969. If it has the original Borg Warner posi then it is stronger than the Chevy 10 bolt. It is now late November and I still do not have my axles. '69 Javelin Six, '39 -48 Chevrolet 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. And yet, all too often, a beautiful gasser built today is sitting on top of a Ford 9-inch axle. The Firebird rear end would have been a BOP 8.2 10 bolt. I have heard that a 1st gen Pontiac Firebird rear is wider, but I am not sure by how much. Rey Payumo of Kailua, Hawaii found this 1963 Chevrolet Impala packed with junk in a garage in Hayward, California. 1990 to 1992: 7.625 inch ring gear, 28 spline axle. "Hy-Tuff" axles are available for it from Moser and Mark Williams in any length (needed to . '55 -57 Chevrolet, 68-69 Fair lane 6 or 8 How To Box-In a Differential / Solid Axle Rear-End Housing; . Discussion in 'Traditional Hot Rods' started by Ruiner, Sep 4, 2006. 71-76 Full Size Cars " '74 Valiant, '57 Ford HVMo0WJ~H|V`-e)6`!$)=-~6x@h1|o GU2 - 2.73's Standard auto trans gear ratio. Compared side-by-side with the Chrysler, it boasted stronger gears and larger bearings. of torque to the pinion gear and the gear ratio of the ring-and-pinion is say 4.12:1, the output torque is 412 ft./lbs. The following tags will show a 4L80E transmission as an example. 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Building an example that truly reflects what was around back then takes a certain passion for correctness. '73 Ventura, '73 Mustang, '36 Plymouth, '54-56 Ford Pickup to change without notice. Contributing information were Bob Welch, J Forbes and various locations throughout the Web and Automotive Magazines. Like the 8.2-inch 10-bolt, the 8.5 10-bolts use C-clips to retain the axles. All correct GM codes and part numbers. The following information is provided to help you identify the differential you are working on. 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. Why not a Ford? On early street rods it wasn't unusual for the rear of the car to be jacked up so wider than stock tires could protrude several inches past the fenders, but then styles changed and the need for a narrower rearend that was reasonably strong led many hot rodders to the '57 Ford 9-inch, particularly those under wagons and Rancheros as they were the narrowest. B-O-P axles also have identifying grooves traveling along each side of . A turbocharger was added to the 301 to give the 1980 Trans Am an injection of performance. Wheel- Size.com The world's largest wheel fitment database. Product By Category; Products By SKU/ID; . with 10 bolt axle. 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. It has the 4.75" bolt pattern, and ratios are usually 3.55-3.73, but sometimes you'll find a 3.36. The new 9.3-inch provided outstanding durability when subjected to abuse from all classes of race cars, including Top Fuel. 0000000911 00000 n The non C-clip 8.5" 10 bolt, type "C" rearend was used in some 1969-'72 Pontiac GP and 1970-'72 Monte Carlo. GMC V-6 Its pretty easy to find a good one if you are in an area with a few junkyards. "+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$LpKaGPG&T`o. Picture is from parts book. . Here you can see the three white paint splotches identifying the pinion size and the gears. Year. I've read enough times that '64/'65 are 54.25" and '66's are an inch wider that I believe it. note 64 64 axle is same. charles coker, 1953 pontiac tech advisor. '72-73 Torino, STOCK CENTER TO CENTER SPRING PERCH DISTANCE, '69 Chevrolet Interest in vintage drag racing is now approaching a rapid boil. JavaScript is disabled. My 69 gto convert., purchased within the last year has a painful 2.56 rear gear. Pontiacs had 1.75-inch-wide drums in 1957-58 while Olds used 2-inch from 1959-on, both used 2-inch brakes. '67 Mustang '67 Lincoln, '69 Dodge HVr0*u9$K;IG]&U&"x\s. A: By casting numbers and date codes, along with other external characteristics, all of which are shown in the manual by Zach Davidson and Brad Duerst. 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. In this 489 case it is 3:91 gears and a 1 7/8 pinion. Add Width to compensate for drums as follows: 4" - 5" for small cars 5" - 6" for intermediate cars 6" - 8" for large cars . This engine produces a maximum power of 142 PS (140 bhp - 104 kW) at 5200 rpm and a maximum torque of 230.0 Nm (169 lb.ft) at 5200 rpm. list of rear ends and their dimensions to help narrow the search for a possible //-->. 0000002277 00000 n In 1958 a good thing got better when limited-slip differentials were offered. (Rear Wheel Drive) +20 offset. Wheel Stud *. Billet-steel yokes and carrier caps could be added to make the 9.3-inch nearly bomb-proof. Please select a rear end that matches your vehicle below.General Motors has a wide range of front and rear ends! var t=new Date(); Pontiac/Olds rearends had been widely used full width under Gassers and other cars and even though lots of slingshot dragster pilots had their legs draped over a narrowed version, custom-width rearends were seldom seen in other applications and almost never under a street car. BOP, Pontiac, Each. Vehicles with Similar . The other drawback is that you can only check for clearance at the height the jack stands are set to. '67 to '70 Mustang/Cougar 8 cyl. You are using an out of date browser. The Pontiac/Oldsmobile 9.3-inch is your axle. Last Update: Feb. 24, 2023, 5:12 a.m. '72 Cougar Contributing information were Bob Welch, J '70's Ford Grenada Maverick 5 Lug 8", 49-51 Ford, 57-59 Ford 9", 58" 78-88 Mid 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 . GM 10-bolt rear ends have four basic ratio choices: 2.73, 3.08, 3.42, and 3.73 . This ratio is 3.08, perfect for cruisin. The following list Snap On vs Daytona, Pittsburgh, ESCO, Husky, More. ). Suspension Width (Flange to Flange), Ford Mustang II/Pinto & '72 Cougar, '74 Pontiac '49 Plymouth, '61 Chevrolet Impala '65 Cadillac, '66 Buick Wildcat '66-67 Chevrolet Big Car, '72 Charger GM 7.75" (Australian - Some 3rd Gen Camaro/Firebirds) GM 8.0" - Rear - Late Model Midsize Truck Ring Gear Diameter: 7.75" Ring Gear Diameter: 8.0" Pinion Diameter / Spline: 27 Pinion Diameter / Spline: 1.781" / 27 Ring Gear Bolts: (8) Ring Gear Bolts: (10) 7/16"x20 LH Cover Bolts: 9 Cover Bolts: 10 Carrier Breaks: 2.77 / 3.27 Carrier Breaks: None '71 Comet , '71- 72 Pinto, '39 -48 Chevrolet, '68 GTO 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. getting back to the differential, why bill didn't cover 1956 i don't know, might have just been a typo or overlooked. For many years prior, Olds and Pontiac differentials had been a dominant rear axle in drag racing and other motorsports. It has an M-21 four speed and I am ready to upgrade the rear diff. 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. '68 AMX Since then, it has become the mecca of Pontiac technical data and knowledge that no other place can surpass. '66-67 Chevrolet Big Car, '72 Charger Ford Mustang Complete 9" Rear End Packages, GM G-body 78-87 Complete 9" Rear End Package, GM Chevy S10 82-04 Complete 9" Rear End Package, GM Tri 5 55-57 Chevy Complete 9" Rear End Package, GM X-Body Nova Complete Rear End Packages, Axle Bearings, Retainer Plates, & Wheel Studs, Bearings, Differential Parts, Seals, & Hardware, Master Cylinders, Caliper Kits, and Parts. Outside Width: Year: Model: 56.50: 1969-1977: Maverick 8" 56.50: 1990-1992: Ford Ranger 8.8" 56.75: 1995-2003: Ford Explorer 8.8" Narrowed w/2 short side axles: 57.00: 1974-1978: Mustang II 8" 57.25: 1957-1959: Ford, Ranchero . They were tough with 9.3-inch ring gears, big pinion shafts, and large-diameter bearings and tough axles. Trans Am. Housings with leaf springs were used under Pontiac and Olds in 1957 and Olds only in 1958-60; Pontiacs had coil springs in 1958-60 and from 1961-64 both had coils. The final drive ratio is identified with 2 or 3 letters codes. $1,825.00. Popular Automatic Transmission Identification Chart; Rear-End Widths of Classic American Cars; Follow Us on Flipboard . Cylinders. Other changes were made to the limited-slip carrier, but strength was not adversely affected. 1/4 Mile : 13.1 seconds. The '70 to '81 Camaro rear end is 61 inches. The 1' wider that was stated in paul/chuck 's book may have been miss spoke. 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 . 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. The 8.75 (8 3/4) rear end LOADS FROM THE FRONT and IS THE ONLY REAR END THAT DOESN'T HAVE A REAR COVER. The power is transmitted to the road by the rear .
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