GM / Chevy - Differential IdentificationShop by your differential. Floor jack permits you to raise and lower wheels to check for clearance. 71- Newer 2wd trucks use a 5 on 5 lug pattern '67 Chevrolet big car trailer note 64 64 axle is same. The following is a general <<3d7f7a4e8421a74f9b85ec848848f3a1>]>> Trans Am. if you dont have a versailles just a regular 9 inch rear end,, that is also 60 ". Add Width to Building a gasser is a satisfying way to blast down the track, turn some heads, and salute the good old days of racing. Approximate rear end widths measured from backing plate to backing plate. 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. Rear Axle Identification : Drivin' It Home (painful to me while driving) I am pretty sure that it is the standard BOP 8.2, 10 bolt. 6>"FlJz^l,*4&V0afw .a@z"PXdj}o`2/ OQs=`&qf aDK|/U32.)0i%q~P"BaLw.Y@`uwy#Do~vt*o~@$y-KZe]X3q'WWb2y)0`61"4@Q*`6k RPf\`H#@ ^M8-|&YxO-t 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 " "" "" ". 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. 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. note 64 64 axle is same. How To Box-In a Differential / Solid Axle Rear-End Housing; . lx ?ZXj^|\\(|ka(XKIg#+ Richmond Gear calls the 57-64 Olds/Pontiac rear a GM 9.3" Axle (the ring gear is 9.3 inches). Dec 20, 2007. The Olds and Pontiac both used the same center section. Hot Rod Blueprints, Drawings and Tech Tips For The Hot Rod Enthusiast!. INFO GUIDE: 1967 Pontiac GTO (Coupe, Hardtop & Convertible) 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. |;|tB70t:`!t;?Yp?o^16Y*Ra(k ;6te64^bv n+;:G57@hbM_5 N This reduced weight and eliminated the stock suspension, producing a spacious engine bay that eagerly accepted the chosen powerplant. What Is Rear End Gear Ratio and How Is It Calculated? - Gear In head/2 per cylinder. . 3:08, 3:40, 3:73 0000002004 00000 n '69 Cougar, '71 -73 Nova Rear axle flange to flange is supposedly wider than the 68-72 AND the 78-88 GM A and G body cars. It has an M-21 four speed and I am ready to upgrade the rear diff. SKU: CE-GMG7887X. Plywood pieces work well for shims. PDF Pontiac Diff Codes - wildaboutcarsonline.com 1940 engine numbers run 2697268 through 3665902. Grand Prix. ZE reg-duty / 4E med-duty 4-pinion. '41 -48 Ford, '68-72 Chevelle Advance Design Trucks seem to be using rear 60" 60's GMC and [ July 26, 2022 ] Reversing Gears ~ Rescuing One's Own Derelict 1967 Pontiac GTO Builds and Examples [ July 24, 2022 ] . Rear Axle Identification - venturestruckparts.com But the components should at least be grounded in the era. Q: Why do Pontiac/Olds 9.3 parts cost more than those for a Ford 9-inch? used a 3.21 Dana 44 used a standard chevy Find your GMC/Chevy vehicle in the chart below and click on the illustration for a larger view. The other drawback is that you can only check for clearance at the height the jack stands are set to. 73-77 GM A-body axle width? | Hot Rod Forum 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. 1310 yoke, Dana 60 used the heavy duty yoke which takes the larger 1350 yoke. '73 Ventura, '73 Mustang, '36 Plymouth, '54-56 Ford Pickup 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. AXLE DIFF 4X4 FRONT DIFF PARTS AXLE DIFF REAR END PARTS . $5 Off Your $100 Mobile App Purchase . 0000006068 00000 n However, the 9.3-inch differential was saved from obsolescence by a Texas-based company called Fabcraft Metalworks and its owner, Brad Duerst. 0000000911 00000 n Rim Width Measure from the inside of the outer lip at the bead seating point to the inner lip. Roadkill Customs has evolved from local hot rod shop to online how-to magazine for budget-minded do-it-yourself hot rod builders and enthusiasts. Add Width to compensate for drums as follows: 4" - 5" for small cars 5" - 6" for intermediate cars 6" - 8" for large cars . manufactured by Pontiac in United States. Pontiac Differential Codes Year Model Rear Ratio Tooth Count Std Code Posi Code 1970 Big Pontiac 2.56 41/16 UC VC 1970 Big Pontiac 2.73 41/15 UD VD 1970 Big Pontiac 2.93 41/14 UE VE 1970 Big Pontiac 3.23 42/13 UG VG 1970 Big Pontiac 3.42 41/12 UH VH 1970 Firebird 2.73 41/15 CRX CRY The Borg-Warner HD rear end was dropped and replaced with the old 7.625 (7 5/8) inch rear end. If you're building a period-correct car, especially a Gasser, they are undoubtedly the perfect rearend for today. '72 Cougar These rearends were the Hotchkiss style, which means the ring-and-pinion gears, along with the differential components, are housed in a removable carrier, making gear changes and axle replacement quick and easy. 0000003369 00000 n HVr0*u9$K;IG]&U&"x\s. 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 plate to backing plate. ; Home 2; Home 3; Home / / pontiac rear end width chart. xb```"~> !%1#XY} P A1@G7L/^nkX,i{j^vL@l ` n On Gen1, the code is "hit" on the right side of the rear axle (passenger side) with the inscriptions facing the front of . 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 . Drag Racing 101 ~ Everything You Need to Know! Discussion in 'Traditional Hot Rods' started by Ruiner, Sep 4, 2006. Re: Rear end interchangability 1965 to 1967 IMPAL. I'm not sure of the Task Force width ranges at this time. This number may be on the top, bottom, or either side of the axle shaft. Snap On vs Daytona, Pittsburgh, ESCO, Husky, More. Newest [ January 23, 2023 ] Vintage 1980 Yamaha Enticer Snowmobile Revival to Former Glory Roadkill Powersports Wilwood Engineering, Inc. - 4700 Calle Bolero - Camarillo, CA 93012 - (805) 388-1188. 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 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 . Dick this in no way reflects upon your statement but you make an excelent point when you stated " I read enough times that". Prices and availability are subject xref Rear end interchangability 1965 to 1967 IMPALA Stop listening to your street rodder buddy and back away from the 9-inch. For a better experience, please enable JavaScript in your browser before proceeding. Find 1967 PONTIAC GTO Differential & Rear-End Components and get Free Shipping on Orders Over $99 at Summit Racing! GM quit making the 9.3-inch in 1964. S10 Rear ends---Info by Ben | T-Bucket Forums compensate for drums as follows: 4" - You can do this by multiplying by the gear ratio. NFTs Simplified > Uncategorized > pontiac rear end width chart. In searching the web I found the following links that have a massive of information on rear end widths and wanted to share. 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. There's absolutely no excuse to use the wrong differential in your gasser. All Rights Reserved. Rusty but Rare 1976 Chevy K10 Sport Truck Revival! Diagram. But when it came to rearends, the overwhelming favorites were those our of '57-64 Pontiacs and Oldsmobiles. My 69 gto convert., purchased within the last year has a painful 2.56 rear gear. 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. What I did is shown below in the photos. 1967 Pontiac GTO - Wheel & Tire Sizes, PCD, Offset and Rims specs | Wheel-Size.com. '74 Valiant, '57 Ford 5D med-duty 4-pinion. And yet, all too often, a beautiful gasser built today is sitting on top of a Ford 9-inch axle. %%EOF 5" for small cars 5" - 6" for intermediate I just measured my 60' Pontiac and it is the same as my 62' Pontiac. Part Number: YGA-21289. Is a pontiac center section as olds rear ends of that era? '68 AMX The most common GM unit for the 1982 to 1992 Camaro is the Saginaw style 10 bolt Chevy differential. Car, 67-69 Camaro, 64-67 Chevelle, '69 Dodge Van, '71 Torino Please select a rear end that matches your vehicle below.General Motors has a wide range of front and rear ends! 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 Pontiac/Oldsmobile 9.3-inch is your axle. Its role in drag racing was limited to primarily Stock, Super Stock, and Factory Experimental Fords. 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 power is transmitted to the road by the rear . Items Its narrow front end with a plastic, wrapped-around bumper featured fog lights as an option. CK 15/35, S10, RV. Why not a Ford? It has been my experience that the 66 up axle is longer. A turbocharger was added to the 301 to give the 1980 Trans Am an injection of performance. So what we are left with is this: A fully capable, period-correct, brute of a differential with complete aftermarket support. 5E med-duty 4-pinion. Once I had determined the desired width with the loose wheels and tape measure I constructed a wood rear end out of a 2x4. No one is making new 31-spline side gears at this time, which is not good. Correct two piece design posi unit, exact for only 67 - 69 Firebird 10 bolt 8.2 rears. According to published lists, the 55-64 Chevrolet rear end width is 60" from wheel mount surface to wheel mount surface. '70 Duster , '71-77 Maverick 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. 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. 0000004229 00000 n 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. 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? 40/13. 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. 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. Chevy Rear End Compatibility Chart (Expert Explained) Click the above picture to view full size. Once the wheels and axle was centered under the car I was able to raise and lower the wheels with my floor jack to check for clearance at different ride height and suspension travel. 20 0 obj<>stream Look at the RPO codes. Many aftermarket options exist with all of the appropriate mount points. . 2/4-door sedan body type. Forbes and various locations throughout the Web and Automotive Magazines. Registered: 16 years ago. 0000015097 00000 n Copyright 1995-2021 The Jalopy Journal: Steal our stuff, we'll kick your teeth in. 1956 and back have 10-spline axles. to change without notice. '71 - 72 Pinto How to Build the Right Period-Correct Pontiac/Olds Rearend - MotorTrend Casting # Year: Body: Size: Notes: 2070051: 1960 - 71: A . '72-73 Torino, STOCK CENTER TO CENTER SPRING PERCH DISTANCE, '69 Chevrolet The following tags will show a 4L80E transmission as an example. GM 10-bolt rear ends have four basic ratio choices: 2.73, 3.08, 3.42, and 3.73 . '69 Oldsmobile 88, '72 Chrysler 1967 - 1969 Firebird 10 Bolt Axle Rear End, Posi Unit Ring and Pinion The1971-'72 Buick GS/Skylark and Olds Cutlass A-body 8.5 10 bolt did not have C-clip axles. 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. These smaller volumes and domestic content result in slightly higher prices. (rear-wheel drive), automatic 3-speed gearbox . S10. well i have 1 from f 150 82 b/plate 2 b/plate it is 58". var I=new Image(1,1); I.src=u; The correct width for 59' & 60' is 63-1/4" I believe. also note on the A4's (auto's) shifter console if the gear selector for 1 is missing. '72 Cricket Model. In this 489 case it is 3:91 gears and a 1 7/8 pinion. Pontiacs had 1.75-inch-wide drums in 1957-58 while Olds used 2-inch from 1959-on, both used 2-inch brakes. A: Extremely strong! '70's Ford Grenada '69 Javelin Six , '70 dodge SiteStats_3379(); Rear end gear ratio???? - LS1LT1 Forum If it has the original Borg Warner posi then it is stronger than the Chevy 10 bolt. 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. Automotive Technical and Reference Information, Project Cars, Trucks and Salvage Vehicles For Sale. '69 Javelin Six, '39 -48 Chevrolet They were robust, drop-out-style third members that offered the strength and serviceability racers required. Housings with leaf springs were used under Pontiac and Olds in 1957 and Olds only in 1958-60; Pontiacs had coil . Your differential is the set of gears that allows your vehicles driven wheels to revolve at different speeds by splitting your engine torque in two directions, An Online Magazine for DIY Hot Rod Builders. 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. I ordering the axles from Bears Performance who kept thier promise of delivery in about a week. 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. BOP, Pontiac, Each. The following information is provided to help you identify the differential you are working on. This posi has 4 pinion gears, which makes it about 2 times as strong as the Chevy Eaton posi. 1969. 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. Aftermarket support followed in the form of beefy axles, gears, spools, couplers, and Mickey Thompson's aluminum and magnesium centersections. . 1982 to 1984: 7.5 inch ring gear, 26 spline axle. Cylinders. The 1' wider that was stated in paul/chuck 's book may have been miss spoke. May 7, 2009. I came up with a cheap simple method to confirm the results of the measurement taken with the loose wheels. Suspension Measurements - Fred's Pontiac Information I have a source for the axleshafts and the difference in the shafts shows this to be true, BUT doesn't show the diff center . I believe the width, outside axle flange to outside axle flange, is 64 inches. 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. . hi don, there is no major difference in the pontiac differential from 1949 to 1956 other than rear brake related parts. For some time, only a small handful of ratios were available in new gears. 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 . The final drive ratio is identified with 2 or 3 letters codes. PONTIAC Bolt Pattern Cross Reference and Wheel Sizes "Hy-Tuff" axles are available for it from Moser and Mark Williams in any length (needed to . * Ring #s GM 40 13 == 67 - 8 - A. The two makes used very similar differentials through the mid-'40s and into the '50s. Rear Suspension Width (Flange to Flange), Donor Vehicles Front and Rear Because the Borg-Warner axles were no longer being used for the G92 option, optional axle ratios changed slightly: LB9 305 TPI 5 speed went from 3.45 (1989) to 3.42 (1990) and the B2L 350 TPI went from 3.27 (1989) to 3.23 (1990). 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. some sources state that the 67 and latter are wider. 1939 engine numbers run 1915447 through 2697267. 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. The renewed interest in the P/O 9.3-inch generated high demand for any limited-slip units that were left. Today finding a P/O 9.3 may take some searching and it's helpful to know what to look for. GM 8.2" and 8.2" BOP Axle Parts, Gears, and Upgrades - Drivetrain Shop Billet-steel yokes and carrier caps could be added to make the 9.3-inch nearly bomb-proof. They're tough, right? Ask Away! with Jeff Smith: 8.2 or 8.5 How to Identify GM 10-Bolt Rear Mopar Rear Axle. 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The T/A 6.6 was available for most of the model year, but once the supply of stockpiled 400s was exhausted, it signaled the end of the big Pontiac V-8. 1957-58 are 29-spline and 1959-1964 are 31 spline. Rear-end questions - WebCars 0 0000009416 00000 n )EgZ(WLlT!c!r~;+{( BRnpX{n>S;;5q N`+UHWF*FA6*BKm)JBw 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. Contributing information were Bob Welch, J Forbes and various locations throughout the Web and Automotive Magazines. Building an example that truly reflects what was around back then takes a certain passion for correctness. I placed the order with Speedway motors in late July for my rear end housing and Currie axles. Willwood Engineering. 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. '72 Charger Year. June 5, 2022 Posted by: Category: Uncategorized '71 Comet 1957-1964 Pontiac and Oldsmobile Rearends - Revival - MotorTrend 100 x 4.12. Gallery: '66-'70 B-Body 8.75 Rear Differential Identifiers & Markings Since then, it has become the mecca of Pontiac technical data and knowledge that no other place can surpass. Accurate Differential Identification is the first and most important step in your differential repair, upgrade or overhaul project. Differential Identification Chart - Roadkill Customs '72 Dart 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. 6 lug rear end 12 bolt Coil spring set up Possible gear ratio's 3.70. Is a pontiac center section as olds rear ends of that era? A: They came in all fullsize Pontiacs and Oldsmobiles from 1957-64. Suspension Width (Flange to Flange), Ford Mustang II/Pinto & I actually had the axles in less than 4 days! The Dana rear end is a bolt in swap for the both the 8 3/8 and the 9 1/4, all rear ends can be had with the same size u joint yokes, vans are good place to. PONTIAC Firebird Specs & Photos - autoevolution Additionally, it can be a relatively affordable way to enjoy a day at the track. Rear End Widths - Auto Hobby Page 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. Valves. 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. 8.5 firebird rearend width? | Team Camaro Tech "Stovebolt" Specifications. may be different than pictured. 1977 Pontiac Firebird 2gen Trans Am Coupe full range specs If you noticed the axles are missing you would be correct. With perhaps less than 10 percent of Pontiac and Oldsmobile fullsize cars possessing the Safe-T-Track and Anti-Spin options, prices for unmolested examples remained high. Rear Wheel: Production Years for Series : 1964 - 1967 : Price : $2,437-$3,095: Weight : 3015 lbs | 1367.581 kg: Performance. Information provided by:Joe GarciaThe Resto Rod Shop. Detroit gear & axle : AB : 3.36 : No : Powerglide : Detroit gear & axle : AC : 4.11 : No : 3 speed, O.D . While the Ford 9-inch is the perceived benchmark of popular rearends today, in stock form the edge would go to the Pontiac/Olds. PY Online Forums - Bringing the Pontiac Hobby Together, Classic TECH- specs, codes, resto issues FORUMS. var t=new Date(); 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 . Needle BUILD IT YOURSELF - PARTS LISTS BUSHINGS TO ADAPT TUBE SIZE . Rear End Widths - Chevelle Stuff You bring the gumption. 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. Identified by casting number & number of cover bolts. startxref Camaro Differentials and Driveline - CamaroTech.com '73 Ventura, '65 Ram American Your Nova should be the same as 67-69. I did a quick google search for 65 impala rear end, and 65-66 impala rear end came up a lot. '67 Mustang Six , '68 AMX The intake valve size increased to 2.11" and the exhaust valve increased to 1.77"in size from the previous model. They were tough with 9.3-inch ring gears, big pinion shafts, and large-diameter bearings and tough axles. 0000008567 00000 n Copyright 2023 Welcome To Rodplans! The new P/O 9.3-inch immediately found its way into hot rods and race cars. J.T. '72-73 Mazda, '28-40 Ford , '57 - 59 Ford 0000002353 00000 n For a variety of reasons, not the least of which is the current Gasser craze, Pontiac and Olds rearends are enjoying renewed popularity. Estimated Lead Time: 5-Days. Several features are common to most gassers. 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. Terms of Service. with 10 bolt axle. the versailles / granada rear ends from flange to flange is 58.5". Mickey Thompson even produced aftermarket Olds and Pontiac magnesium gear cases that were frequently used in dragsters. %twE_( H@v7H f)p* 0KO|O n>+ Shop Full Width; Shop With Sidebar; .
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