Lincoln Versailles, Regal with 10 bolt axle, S-10 P.U., 65-67 Nova. Advance Design Trucks seem to be using rear
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. I am using a 62' Olds rear in my 61' Bel Air and it is 1" wider that the stock Bel Air rear. It has been my experience that the 66 up axle is longer. 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. Rusty but Rare 1976 Chevy K10 Sport Truck Revival! 1990 to 1992: 7.625 inch ring gear, 28 spline axle.
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 other drawback is that you can only check for clearance at the height the jack stands are set to. Axle Shaft, Rear, 1541H Alloy, 28 Spline, 29.875 in. Here you can see the three white paint splotches identifying the pinion size and the gears. 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. '72-73 Torino, STOCK CENTER TO CENTER SPRING PERCH DISTANCE, '69 Chevrolet
Check our the Chevy rear end gear ratio chart above to help you identify the correct gear to use. 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. '68 AMX
For a variety of reasons, not the least of which is the current Gasser craze, Pontiac and Olds rearends are enjoying renewed popularity. Find your GMC/Chevy vehicle in the chart below and click on the illustration for a larger view. pontiac rear end decoder year ratio open posi model notes: . * Pinion #s GM 40 13 == 67 K D. 62" 64-77 Chevelle, 73-76 Torino, 89
Understanding Aluminum Heads and Spark Plugs, OK Go Needing/Getting ~ Its All In The Timing, An Online Magazine for DIY Hot Rod Builders. You're building a gasser. User Info. 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. I actually had the axles in less than 4 days! Automotive Technical and Reference Information, Project Cars, Trucks and Salvage Vehicles For Sale. 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. i.e. '69 Javelin Six , '70 dodge
It is a little better than the Camaro 8.2 10 bolt. getting back to the differential, why bill didn't cover 1956 i don't know, might have just been a typo or overlooked. Why not a Ford? GM 10-bolt rear ends have four basic ratio choices: 2.73, 3.08, 3.42, and 3.73 . plate to backing plate. 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. 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. 0000001291 00000 n
Its role in drag racing was limited to primarily Stock, Super Stock, and Factory Experimental Fords. Wilwood Engineering designs and manufactures high-performance disc brake systems. Your Nova should be the same as 67-69. So what we are left with is this: A fully capable, period-correct, brute of a differential with complete aftermarket support. note 64 64 axle is same. As a result, many tribute cars and gasser-inspired builds had to stray from correctness. 66-69 axle does not include 64 65 . '72 Cougar, '74 Pontiac '49 Plymouth, '61 Chevrolet Impala '65 Cadillac, '66 Buick Wildcat '66-67 Chevrolet Big Car, '72 Charger Check here to see if your engine is correct for your year truck. Building an example that truly reflects what was around back then takes a certain passion for correctness. 0000015097 00000 n
Detroit gear & axle : AB : 3.36 : No : Powerglide : Detroit gear & axle : AC : 4.11 : No : 3 speed, O.D . Approximate rear end widths measured from backing plate to backing plate.
Engine Numbers. '70's Ford Grenada
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. 66-69 axle does not include 64 65 . This ratio is 3.08, perfect for cruisin. The 1' wider that was stated in paul/chuck 's book may have been miss spoke. GU5 - 3.23's Optional auto trans gear ratio. with 10 bolt axle, "A" body
You are using an out of date browser. You can do this by multiplying by the gear ratio. '66 Falcon, '69 Chevrolet
The 1967 GTO came in 3 speed Automatic and a 4 Speed manual. The two makes used very similar differentials through the mid-'40s and into the '50s. 1985 to 1989: 7.625 inch ring gear, 26 spline axle. '62 Buick Skylark, '67 Chevrolet Six
57" 71-74 V-8
$5 Off Your $100 Mobile App Purchase . A turbocharger was added to the 301 to give the 1980 Trans Am an injection of performance. http://www.jalopyjournal.com/forum/showthread.php?t=128884, http://www.jalopyjournal.com/forum/showthread.php?t=38805, Upstate New York, watching my New Yorker Rust, http://www.jalopyjournal.com/forum/showthread.php?t=128884&page=2, http://www.jalopyjournal.com/forum/showthread.php?p=1450810#post1450810, (You must log in or sign up to reply here. The dana pinion stands forward about 2" more than the 9 1/4, the driveshaft will need to be shortened accordingly. Dec 26, 2008. The Pontiac/Oldsmobile 9.3-inch is your axle. Underneath the back end of an overwhelming majority of gassers was a 1957-'64 Pontiac/Oldsmobile 9.3-inch differential. '72 Cougar, '74 Pontiac '49 Plymouth, '61 Chevrolet Impala '65 Cadillac, '66 Buick Wildcat '66-67 Chevrolet Big Car, '72 Charger '69 Oldsmobile 88, '72 Chrysler You bring the gumption. "SPECIAL" CARS - 1938 Pontiac Special six. '64 1/2-'65 Mustang
Fabcraft also offered complete components for the differential, including all necessary bearings, seals, shims, limited-slip clutches, solid spacers, and crush sleeves, as well as beautifully refurbished OE parts. Some of the most frequently asked questions regarding the Pontiac/Oldsmobile 9.3-inch rearend: A: Fabcraft Metalworks provides virtually every component for the Pontiac/Oldsmobile 9.3-inch rearend. HVr0*u9$K;IG]&U&"x\s. J.T. 20 0 obj<>stream
. var u='http://50chevy.freeservers.com/cgi-bin/sitestats.gif?p='+escape(location.href)+';r='+escape(document.referrer)+';t='+t.getTime(); 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. '72-75 Datsun Pickup
M&M CUSTOM. '70 Duster
Picture is from parts book. I guess 66 will work too, but I don't have any way to verify this, nor any more information for you. 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. Items to change without notice. So why did the Ford 9-inch become the premier differential of modern day hot rodding? 2D reg-duty / 4D med-duty 4-pinion. '67 Mustang
Many aftermarket options exist with all of the appropriate mount points. to change without notice. However, the 9.3-inch differential was saved from obsolescence by a Texas-based company called Fabcraft Metalworks and its owner, Brad Duerst. 0000008567 00000 n
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. 70 2wd 6 lug rear end 12 bolt Possible gear ratio's
'72 Cougar, '74 Pontiac, '49 Plymouth, '61 Chevrolet Impala
Several features are common to most gassers. Plywood pieces work well for shims. And yet, all too often, a beautiful gasser built today is sitting on top of a Ford 9-inch axle. find the 1/2 ton size yoke on a dana 60. All housings have strong, tapered axle tubes, come in numerous widths, and sport a variety of suspension brackets. stock from flange to flange it is 60 ". Accurate Differential Identification is the first and most important step in your differential repair, upgrade or overhaul project. xref
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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. Pontiacs had 1.75-inch-wide drums in 1957-58 while Olds used 2-inch from 1959-on, both used 2-inch brakes. The non C-clip 8.5" 10 bolt, type "C" rearend was used in some 1969-'72 Pontiac GP and 1970-'72 Monte Carlo. 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. NFTs Simplified > Uncategorized > pontiac rear end width chart. 71-76 Full Size Cars "
Professional technical support is available . Good luck. '69 Nova
3:08, 3:40, 3:73
Today finding a P/O 9.3 may take some searching and it's helpful to know what to look for. Rear-end questions. well i have 1 from f 150 82 b/plate 2 b/plate it is 58". I ordering the axles from Bears Performance who kept thier promise of delivery in about a week. I did a quick google search for 65 impala rear end, and 65-66 impala rear end came up a lot. but the body with is 1" wider on 66-67. (Dart/Duster) with V8&3/4 axle, Table taken from "How to Build
GM / Chevy - Differential IdentificationShop by your differential. Prices and availability are subject Rear Wheel: Production Years for Series : 1964 - 1967 : Price : $2,437-$3,095: Weight : 3015 lbs | 1367.581 kg: Performance. candidate to replace the torque tube rear end or just get a better set of gears
They're tough, right? list of rear ends and their dimensions to help narrow the search for a possible
The early Nova's 62-67 would be about 2" shorter. Under the hood, Pontiac installed a 2.5 . 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. 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 '41 -48 Ford, '68-72 Chevelle
hi don, there is no major difference in the pontiac differential from 1949 to 1956 other than rear brake related parts. The current axle needs to be measured to verify width, because it plays an important part in determining what rim backspacing is necessary. 0000001644 00000 n
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. . S10. Forbes and various locations throughout the Web and Automotive Magazines. The Rochester Quadrajet carburetor was featured on the top spec GTO. 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. Please select a rear end that matches your vehicle below.General Motors has a wide range of front and rear ends! Drag Racing 101 ~ Everything You Need to Know! %twE_( H@v7H f)p* 0KO|O n>+
'67 Chevrolet big car
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. I just measured my 60' Pontiac and it is the same as my 62' Pontiac. Vehicle. Buick and Pontiac 10-bolt rear ends used flange-retained axles instead of the C-clip retained axles like those on Chevrolet rears. note 64 64 axle is same. 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. var t=new Date(); 1969. 1967 Pontiac GTO - Wheel & Tire Sizes, PCD, Offset and Rims specs | Wheel-Size.com. Click the above picture to view full size. The P/O rearend and parts were getting harder to find and there were more Ford 9-inchers being made every day. Dick this in no way reflects upon your statement but you make an excelent point when you stated " I read enough times that". 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. 3.08. 0000000911 00000 n
The following is a general
59" 68-83 Corvette , 67-70 Mustang/Cougar/Fairlane, 60" 55-64 Chevy
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It has the 4.75" bolt pattern, and ratios are usually 3.55-3.73, but sometimes you'll find a 3.36. '72 Dart
I came up with a cheap simple method to confirm the results of the measurement taken with the loose wheels. Terms 62" 64-77 Chevelle, 73-76 Torino, 89 Trans Am. Trans Am. & Conditions, Ford Mustang II/Pinto & Mercury Capri/Bobcat, Monte Carlo, Regal, etc. 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? 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. Interest in vintage drag racing is now approaching a rapid boil. You bring the gumption. My '64's measure 54.25". 1958-1970 Full size Chevy rear differential identification chart. Learn more. Contributing information were Bob Welch, J Forbes and various locations throughout the Web and Automotive Magazines. Information provided by:Joe GarciaThe Resto Rod Shop. If you're building a period-correct car, especially a Gasser, they are undoubtedly the perfect rearend for today. 0000003369 00000 n
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 . Maverick 5 Lug 8", 49-51 Ford, 57-59 Ford 9", 58" 78-88 Mid
The final drive ratio is identified with 2 or 3 letters codes. In this 489 case it is 3:91 gears and a 1 7/8 pinion. Will only work with bolt in style axles. 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. Like the 8.2-inch 10-bolt, the 8.5 10-bolts use C-clips to retain the axles. Rear End Widths - - Back - - Home > Specs > Rear End Widths : Representative for comparison purposes only. '74 Valiant, '57 Ford
The Firebird rear end would have been a BOP 8.2 10 bolt. used a 3.21 Dana 44 used a standard chevy
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. Car, 67-69 Camaro, 64-67 Chevelle,
(Rear Wheel Drive) +20 offset. 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. . The Trophy Track's strengthened bearing hubs even use larger-than-stock bearings, the same ones found on spools. 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. Mercury Capri/Bobcat, Monte Carlo, Regal, etc. '67 Chevrolet Six
Actual wheel track could be as much as 6" to 8"depending on drum size: '67 to '70 Mustang/Cougar 6 cyl. June 5, 2022 Posted by: Category: Uncategorized '55 -57 Chevrolet, 68-69 Fair lane 6 or 8
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'66-67 Chevrolet Big Car, '72 Charger
Other changes were made to the limited-slip carrier, but strength was not adversely affected. '72 Cricket
some sources state that the 67 and latter are wider. 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. You must log in or register to reply here. 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 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. I cut two axle flanges from a couple of short pieces of wood and then used 3/8 lag bolts to attach them to the longer center portion of the rear axle. '71 Comet , '71- 72 Pinto, '39 -48 Chevrolet, '68 GTO
Willwood Engineering. All Rights Reserved. charles coker, 1953 pontiac tech advisor. A: Ford 9-inch is like the small-block Chevy of rearends. CK 15/35, S10, RV. Post: rear end width chart (Topic#173541) greg pharr Contributor Posts: 897 Loc: North Mississippi Reg: 07-09-03. It has an M-21 four speed and I am ready to upgrade the rear diff. What I did is shown below in the photos. Look at the RPO codes. HVMo0WJ~H|V`-e)6`!$)=-~6x@h1|o If you noticed the axles are missing you would be correct. Hot Rod Blueprints, Drawings and Tech Tips For The Hot Rod Enthusiast!. Is a pontiac center section as olds rear ends of that era? Mavericks 8", All '75-77 6's & 8's
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