pontiac rear end width chart

Many Ford 9-inch parts are made offshore; they have smaller bearings and smaller diameter gears requiring less material. '73 Ventura, '65 Ram American Like most american muscle cars of the Day the Pontiac GTO was a front engined rear wheel driven car. note 64 64 axle is same. Chevy Rear End Compatibility Chart (Expert Explained) 0000002038 00000 n 1957 Pontiac Chieftain 2/4-Door Sedan full range specs No one is making new 31-spline side gears at this time, which is not good. 0000002277 00000 n GMC V-6 Click the above picture to view full size. The Olds and Pontiac both used the same center section. 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. Impala Rearend width ? | LayItLow.com Lowrider Forums The Firebird rear end would have been a BOP 8.2 10 bolt. HVr0*u9$K;IG]&U&"x\s. I came up with a cheap simple method to confirm the results of the measurement taken with the loose wheels. Rear-end questions. Suspension Measurements - Fred's Pontiac Information Prices and availability are subject Find 1967 PONTIAC GTO Differential & Rear-End Components and get Free Shipping on Orders Over $99 at Summit Racing! 1985 to 1989: 7.625 inch ring gear, 26 spline axle. '69 Javelin Six , '70 dodge You must log in or register to reply here. pontiac rear end width chart - akzenterprises.com 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. Floor jack permits you to raise and lower wheels to check for clearance. Compared to the Ford, the P/O parts were more expensive. 5D med-duty 4-pinion. Forbes and various locations throughout the Web and Automotive Magazines. Many aftermarket options exist with all of the appropriate mount points. GU3 - 3.08's V6 gear ratio. I've read enough times that '64/'65 are 54.25" and '66's are an inch wider that I believe it. 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. May 7, 2009. Ford continued cranking out the 9-inch in vast quantities well into the '80s. . to change without notice. 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. 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 : I've heard 'prolly torque-tube' from most that I've asked My friend's stock '41 Pontiac is open drive, so I would imagine that the '50 is as well. If it has the original Borg Warner posi then it is stronger than the Chevy 10 bolt. Jeff Smith: When Chevrolet built the first Camaros in 1967, they were already in production of both 10- and 12-bolt rear-end housings. In this 489 case it is 3:91 gears and a 1 7/8 pinion. '41 -48 Ford, '68-72 Chevelle Mercury Capri/Bobcat, Monte Carlo, Regal, etc. Factory Width. Quick question, I'm looking at a '50 Pontiac and was wondering if it had a torque-tube or a driveshaft. On Gen1, the code is "hit" on the right side of the rear axle (passenger side) with the inscriptions facing the front of . Both of these are semi-floating axles. Rear Axle Widths - Hemmings Motor News Will only work with bolt in style axles. As the popularity of the Ford 9-inch increased the P/O 9.3 began to fade from the scene. Rear Suspension Width (Flange to Flange), Donor Vehicles Front and Rear The Rochester Quadrajet carburetor was featured on the top spec GTO. 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 . I'm not sure of the Rear end gear ratio???? - LS1LT1 Forum PDF Differential ID Chart - Summit Racing Equipment '72 Cougar, '74 Pontiac '49 Plymouth, '61 Chevrolet Impala '65 Cadillac, '66 Buick Wildcat '66-67 Chevrolet Big Car, '72 Charger '67 Chevrolet Six Outside of flange to outside 54.25" 66 up are wider. '66-67 Chevrolet Big Car, '72 Charger '70 Dodge, '71-77 Maverick RWD (rear-wheel drive), automatic 4-speed gearbox. Check here to see if your engine is correct for your year truck. Suspension Measurements - Quick Performance sized GM Car, Malibu/Monte Carlo (82 up Metric Studs), 80 Granada & 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 " "" "" ". Building an example that truly reflects what was around back then takes a certain passion for correctness. Approximate rear end widths measured from backing 0000001644 00000 n User Info. 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. Items The 1' wider that was stated in paul/chuck 's book may have been miss spoke. The S10 10bolt 7.5/7.625" rear end is a good choice for the light low to medium horsepower small block cars. used a 3.21 Dana 44 used a standard chevy %%EOF My rear is the bolt in axles. 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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. 41/14. Dick this in no way reflects upon your statement but you make an excelent point when you stated " I read enough times that". 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 non C-clip 8.5" 10 bolt, type "C" rearend was used in some 1969-'72 Pontiac GP and 1970-'72 Monte Carlo. 73-77 GM A-body axle width? | Hot Rod Forum For the do-it-yourselfer, Fabcraft offers a full-color manual with excellent tech info on the differential. Information provided by:Joe GarciaThe Resto Rod Shop. The following list Ask Away! with Jeff Smith: 8.2 or 8.5 How to Identify GM 10-Bolt Rear Rear End Widths - - Back - - Home > Specs > Rear End Widths : Representative for comparison purposes only. '72 Chrysler. 70 2wd 6 lug rear end 12 bolt Possible gear ratio's It may not display this or other websites correctly. June 5, 2022 Posted by: Category: Uncategorized 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. 20 0 obj<>stream Several years later, the popularity of this almost deceased differential was rapidly swelling. CK 15/35, S10, RV. '72 Cougar, '74 Pontiac '49 Plymouth, '61 Chevrolet Impala '65 Cadillac, '66 Buick Wildcat '66-67 Chevrolet Big Car, '72 Charger "Hy-Tuff" axles are available for it from Moser and Mark Williams in any length (needed to . INFO GUIDE: 1967 Pontiac GTO (Coupe, Hardtop & Convertible) of extensive information was contributed by R. Welch: Original Vehicles pontiac rear end width chart . (painful to me while driving) I am pretty sure that it is the standard BOP 8.2, 10 bolt. '64 1/2-'65 Mustang '67 to '70 Mustang/Cougar 8 cyl. 1957-1964 Pontiac and Oldsmobile Rearends - Revival - MotorTrend 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. . 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. I am using a 62' Olds rear in my 61' Bel Air and it is 1" wider that the stock Bel Air rear. Camaro Differentials and Driveline - CamaroTech.com Copyright 1995-2021 The Jalopy Journal: Steal our stuff, we'll kick your teeth in. The Borg-Warner HD rear end was dropped and replaced with the old 7.625 (7 5/8) inch rear end. The Trophy Track's strengthened bearing hubs even use larger-than-stock bearings, the same ones found on spools. Someone may correct me, but as I recall 1959 was the first year for the "Wide Track" Pontiac. Shop Full Width; Shop With Sidebar; . Pontiac labeled theirs Safe-T-Trac while Oldsmobile called it Anti-Slip. GM with 7.5 & 7.625 Ring Gears : 1985-1997. Dec 26, 2008. BOP, Pontiac, Each. var t=new Date(); This method will work but the wheels are always trying to roll away and tip over making it very hard to check for clearance and be sure that your measurements are correct . Drag Racing 101 ~ Everything You Need to Know! 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. Billet-steel yokes and carrier caps could be added to make the 9.3-inch nearly bomb-proof. July 30, 2004 11:23PM. 8.5 firebird rearend width? | Team Camaro Tech The 55-57 Chevy car rear-end is almost a bolt in, the perches need to be relocated to the top of the housing though. 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. GM G-Body Housing and Axle Package - Currie Enterprises Vintage 1980 Yamaha Enticer Snowmobile Revival to Former Glory. Contributing information were Bob Welch, J birdfire.com : 67-81 rear end - Free 0000003369 00000 n Is a pontiac center section as olds rear ends of that era? The pinion shaft diameter is 1.625 inches and will have either 28 or 30 splines. manufactured by Pontiac in United States. 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 I guess 66 will work too, but I don't have any way to verify this, nor any more information for you. The power is transmitted to the road by the rear . GM / Chevy - Differential IdentificationShop by your differential. var u='http://50chevy.freeservers.com/cgi-bin/sitestats.gif?p='+escape(location.href)+';r='+escape(document.referrer)+';t='+t.getTime(); Under the hood, Pontiac installed a 2.5 . 1940 engine numbers run 2697268 through 3665902. If you're building a period-correct car, especially a Gasser, they are undoubtedly the perfect rearend for today. You are using an out of date browser. I would like most people place the wheels and tires under the car and use a tape measure to determine the distance from wheel flange to wheel flange. You can identify the B-O-P assemblies by the two reverse-scalloped sections of the differential cover located at the 9 and 3 o'clock positions. The following tags will show a 4L80E transmission as an example. <<3d7f7a4e8421a74f9b85ec848848f3a1>]>> It has been my experience that the 66 up axle is longer. Additionally, it can be a relatively affordable way to enjoy a day at the track. 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 . . } If you're running a blower, turbo, nitrous, etc you will probably want to step up to a larger rear like a 9" or 12 bolt. 40/13. rear width | Team Camaro Tech Rear Axle Width Question - Restoration and Repair Help The Pontiac/Oldsmobile 9.3-inch is your axle. Wilwood Engineering, Inc. - 4700 Calle Bolero - Camarillo, CA 93012 - (805) 388-1188. 0000015097 00000 n Chevy 10 Bolt Rear End Widths. some Chevy's Dana 44 or Dana 60 with leaf springs 6 lug, Gear ratio's As a result, many tribute cars and gasser-inspired builds had to stray from correctness. '70 Duster , '71-77 Maverick Founded in 1991, it was also the first online forum for people to gather and talk about their Pontiacs. You're building a gasser. My 69 gto convert., purchased within the last year has a painful 2.56 rear gear. 70-81 4wd 6 lug reared Displays PONTIAC bolt patterns, wheel sizes and dimensions by model or view all matching vehicles that will swap or interchange with PONTIAC wheels. Q: Why do Pontiac/Olds 9.3 parts cost more than those for a Ford 9-inch? Dec 20, 2007. (rear-wheel drive), automatic 3-speed gearbox . Other changes were made to the limited-slip carrier, but strength was not adversely affected. 64 Rear End Width - Bringing the Pontiac Hobby Together ?|-Zce14^nF%67( }fSRaQfqX?|{8{>? VX5EX=b :"-'k>.VbyV^-nWxv-WgUtpo>sMhlI4ZV<4+s>|2k>\x{7M^^x. AXLE DIFF 4X4 FRONT DIFF PARTS AXLE DIFF REAR END PARTS . There is also a yellow stamp 10 22 which is the . Actual wheel track could be as much as 6" to 8"depending on drum size: '67 to '70 Mustang/Cougar 6 cyl. J.T. I just measured my 60' Pontiac and it is the same as my 62' Pontiac. Buick/Olds/Pontiac axles are typically retained with bearings. Six rib cases will be found on '57 and '58 rearends, '59-64s have seven ribs. Automotive Technical and Reference Information, Project Cars, Trucks and Salvage Vehicles For Sale. startxref How To Box-In a Differential / Solid Axle Rear-End Housing; . 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. A solid front axle was found under the front of nearly every gasser. Q: What cars did they originally come in? lx ?ZXj^|\\(|ka(XKIg#+ The most common GM unit for the 1982 to 1992 Camaro is the Saginaw style 10 bolt Chevy differential. Re: Rear end interchangability 1965 to 1967 IMPAL. For instance, if both the engine and transmission deliver up to 100 ft./lbs. . While the Ford 9-inch is the perceived benchmark of popular rearends today, in stock form the edge would go to the Pontiac/Olds. 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. 0000002353 00000 n You bring the gumption. Pontiacs had 1.75-inch-wide drums in 1957-58 while Olds used 2-inch from 1959-on, both used 2-inch brakes. S10 Rear ends---Info by Ben | T-Bucket Forums GM / Chevy - Differential Identification - www.RigidAxle.com i know in 1956 the pontiac dual range hydra-matic got a different driveshaft yoke. Suspension Width (Flange to Flange), Ford Mustang II/Pinto & Diagram. '69 Oldsmobile 88, '72 Chrysler Valves. I did a quick google search for 65 impala rear end, and 65-66 impala rear end came up a lot. 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. 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 . Several features are common to most gassers. 68-74 Nova, 71-73 Mustang/Cougar, 84-95 Corvette, 60-61" 64-69 1/2 ton 2wd Chevy/ Some GMC pontiac rear end decoder year ratio open posi model notes: . Discussion in 'Traditional Hot Rods' started by Ruiner, Sep 4, 2006. 47 - 54 rear end width - The Stovebolt Forums A: They came in all fullsize Pontiacs and Oldsmobiles from 1957-64. '67 Chevrolet big car Rear End Widths - Chevelle Stuff What Is Rear End Gear Ratio and How Is It Calculated? - Gear 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. GU6 - 3.42's Standard manual trans gear ratio. NFTs Simplified > Uncategorized > pontiac rear end width chart. Last Update: Feb. 24, 2023, 5:12 a.m. '72 Charger It is now late November and I still do not have my axles. All correct GM codes and part numbers. 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 . list of rear ends and their dimensions to help narrow the search for a possible A: Ford 9-inch is like the small-block Chevy of rearends. The now famous Ford 9-inch, with it's unique, straddle mounted pinion, offered great strength for its weight, but even the heavy-duty nodular-iron version suffered from weaknesses that the 9.3-inch did not. A: Extremely strong! Car, 67-69 Camaro, 64-67 Chevelle, pontiac rear end width chart - casessss.com These dimensions do not include brake drums and are measured from backing plate to backing plate. Needle BUILD IT YOURSELF - PARTS LISTS BUSHINGS TO ADAPT TUBE SIZE . 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. A Chevy 1/2 ton pick-up may have a Chevy 10 bolt rear axle or a 12 bolt rear axle. to change without notice. 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. But the components should at least be grounded in the era. Richmond Gear calls the 57-64 Olds/Pontiac rear a GM 9.3" Axle (the ring gear is 9.3 inches). M&M CUSTOM. Pontiac/Olds 9.3 parts are manufactured in the United States and are made in smaller custom production runs using high-quality alloys and the best materials available. 1958-1970 Chevy Rear Differential code Identification : Using the charts below, you will be able to learn alot about the rear differential in your classic full size Chevy. Add Width to B-O-P axles also have identifying grooves traveling along each side of . Axle Images: Axle Details. 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 Box-In a Differential / Solid Axle Rear-End Housing, How To Install aLimited Slip/Posi Unit in a GM 10 Bolt 8.5 Rear-end, How To Install Ring and Pinion Gears in a Ford 8.8 Rear-End, How To Rebuild a GM 10 Bolt Chevy 8.5 Rear End, How To Select Proper Rear-End / Differential Gear Ratio, Popular Automatic Transmission Dimensions, Popular Automatic Transmission Identification Chart, Engine / Transmission / Chassis Donor Search, Project Cars and Part Donor Cars For Sale. Please select a rear end that matches your vehicle below.General Motors has a wide range of front and rear ends! Look at the RPO codes. If you would like to compare the fit with a couple of different widths build your wooden rear end for the narrower width and then add shims to the ends to change the width. 1956 and back have 10-spline axles. Advance Design Trucks seem to be using rear ends with widths ranging from 58"- 62". Building a gasser is a satisfying way to blast down the track, turn some heads, and salute the good old days of racing. Gallery: '66-'70 B-Body 8.75 Rear Differential Identifiers & Markings And yet, all too often, a beautiful gasser built today is sitting on top of a Ford 9-inch axle. '72-75 Datsun Pickup A turbocharger was added to the 301 to give the 1980 Trans Am an injection of performance. Below matches. the versailles / granada rear ends from flange to flange is 58.5". 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 Pontiac Rear End | HQ Automotive Service & Parts jack39rdstr # 169783 04/02/10 02:03 PM. While not as strong as a race-dedicated spool, the 31-spline Trophy Track carries a potent arsenal, including six 9310 alloy gears and twin cross-shafts, all of which are dimensionally larger and stronger than anything offered previously. Interest in vintage drag racing is now approaching a rapid boil. getting back to the differential, why bill didn't cover 1956 i don't know, might have just been a typo or overlooked. Measuring for the correct rear end width - Rodplans This information will change as further information and corrections become available. What is the width of a 1959 pontiac rear end? Snap On vs Daytona, Pittsburgh, ESCO, Husky, More. Technical Information and Specifications for 1939 and 1940 - Stovebolt Numerous e-mails and phone calls, stories of lost and found axles finally resulted in an e-mail from Speedway motors November 22nd apologizing for not handling this order in a timely manner and that a refund would be sent today. Pontiac Rear End Gear Codes - Ron's Pontiac Page 10-Bolt Chevy Identification Guide. Know What You're Looking At Mickey Thompson even produced aftermarket Olds and Pontiac magnesium gear cases that were frequently used in dragsters. Prices and availability are subject 1/4 Mile : 13.1 seconds. PONTIAC Firebird Specs & Photos - autoevolution 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. In searching the web I found the following links that have a massive of information on rear end widths and wanted to share. While it still may take an investment in time to locate a good third-member core and housing for your gasser project, these components are still relatively plentiful and quite affordable. xref 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. Year. 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. The1971-'72 Buick GS/Skylark and Olds Cutlass A-body 8.5 10 bolt did not have C-clip axles. 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.

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