C3 corvette differential upgrade. 00 will be refunded upon receipt and inspection of a rebuildable core. Professionally rebuilt differentials. The car is a bit of a dog for a Vette in my opinion. remove the bolt holding the front snubber to the frame. - Does anyone know if I can replace the diff. Convert your C2, C3 stock suspension to fully ride-height adjustable coil-overs. didnt take cover off this vette. 36 gears to replace my current diff with 3. Torque to 80 Modern Driveline has the five-speed for your C3 Corvette that bolts right in. Aug 30, 2019 · Stock differential without any rebuild/modification is probably good for maybe 400hp on the high side. 99. Beyond that you are likely to need a 12 bolt conversion. Reply. The C3 Stingray ran from 1968-1982, making it the longest-running generation Corvette ever. More info. Based on the Mako Shark II which was penned by Larry Shinoda, the C3 carried the Corvette name from the end of the muscle car era and remained successful through both gas crises of the 70s and into the 80s. Improve appearance and decrease weight with one easy installation. The part is 400 bucks. Jan 9, 2010 · That means from a basic blueprinted 10 bolt to 10/12 build to a full 12 bolt they're better then a stock vette 10 bolt rebuild. especially on a corvette (the Dash) I recently had to replace complete (ALL) wiring harness on a 69 due to fire, this is the only inexpensive route, but you will need extensive wiring capability. (Does NOT include trailing arms, gearset, half shafts, U joints Corvette parts and services for all years, specializing in 1963-1982. You know the differences in the housing and cases. 1. 00. unbolt the bottom bracket from the differential that hold the struts. Quick Overview. 80-82 3. Feb 6, 2018 · Other upgrades that may improve A/C cooling are a parallel flow condenser, a modern compressor and electric radiator fans. . Van Steel, Inc. JRi’s It is a cast aluminum differential housing that takes 12 bolt GM gears. Not only that, but it will improve airflow and give you a little boost in horsepower. Used a gasket and no sealant at the time. Our inventory selection includes new ring and pinion gears to upgrade your differential and Feb 1, 2024 · With the RPM Transmission 2005 C6 Corvette Performance Upgrade Differential you get a upgraded 06+ differential which will for your 2005 Corvette RPM Performance Upgraded Diff TPS offers this must-have upgrade for those of you that wish to get that neck-snapping acceleration that only a lower gear change can deliver! Dec 11, 2006 · C3 Tech/Performance - Differential carrier bushings Replacement. This is the easiest way to receive a compatible differential system for your specific release with all-new clutch packs, bearings, seals, shims and carriers. Jun 11, 2019 · The first thing is to upgrade the output shafts on the OEM differential. 73 or 3. Core Charges: $400. Included in the kit is a complete front coilover shock conversion and upgraded Vette (s): 1979 maui blue/doe skin, fuel injected 383, 6-speed manual, hooker sidepipes, 3. C3 Corvettes featured a new body and interior, but the chassis and engines were Jan 25, 2019 · differential remove/install. Corvette parts and services for all years, specializing in 1963-1982. com Duntov Racing Front Swaybar Assembly. Rear-end upgrades for an M7 Z51. If you are not now running a rear swaybar and your car's handling is neutral, you can put the power down, you are at the front of the pack and your are happy, then forget a rear swaybar. Lastly, I have been shopping for the rear and adapter. C3 (1968-1982): Rear End Rebuild. :thumbsup: Gary. Call Zip tech support at 1-800-962-9632 for questions regarding C6 Corvette Intake Manifold - FAST LSXR™ 102mm - Black : 2006-2013 C6 Z06 LS7. One, you can send your diff to Mike Dyer (tracdogg2) or Gary Ramadei (GTR1999), OR you can build it yourself to their standards – which will Count on Zip Corvette for the best quality Corvette Parts available for your 1968-1982 Corvette. Supplied with new Richmond Gear ring and pinion sets and carefully inspected, reconditioned and matched gear sets where noted. My favorite is Detroit Speed's Decalink . Differential Rebuilder. 40+ years experience. Looked at RPM, Zip, West Coast, and wondering if anyone has any Nov 22, 2019 · One of their latest developments is for the C3 generation of Corvettes and work with model years 1968 through 1982. No Retail Discount. Quote. A 9/16 x 18 x 2-5/32-inch bolt secures the rear lower control arm to the frame. Racing Rear Swaybar Assembly. The Half Shaft Outer Flange is attached to the Hub with (4) 716”-20 x 1 1/4” Hex Bolts with a Nord-Lock Washer on each Bolt. View Product. Install the Half Shafts. Buy 1968-1982 Corvette Rebuilt Differentials online at Zip. Like. Track 1 9” IRS rear suspension upgrade ONLY. Stamped in the bottom flange was 3. Took it to the rebuilder later in Nov to confirm the unit, install 3. This new cover weighs only 12 Lbs. I would just like to know has anybody done this before Jan 5, 2017 · Both C2 and C3 Corvettes, spanning 1963-’82, share what’s basically the same independent rear suspension and differential package. Rear swaybars on vintage Corvette race cars are optional. 07 Differential - New Gears (Rebuilt) Be the first to review this product. There are several options for the Corvette owner when ordering a DECAlink. The stub axles had some end play and I've followed many of the differential threads and papers on the subject, Gary's threads in particular. These machined aluminum mounts will enable you install any C6 transmission and differential into your C5, providing long-lasting performance and reliability. Our 1980-1982 Corvette Rear Differential contains all new seals, Timken Bearings, and positraction clutch plates. Nov 1, 2013 · Changing the differential fluid on a regular basis keeps the inherent metal coursing through the fluid from exacerbating wear, slowing down the inevitable pinion shaft wear. That means we needed to change out the rear differential’s U-joint-based output shafts for flanged units. 99 • Double Adjustable, threaded for coilovers 4 800. Attach a nut to the bottom of the bolt using a 7/8-inch socket on the nut and a 13/16- inch wrench on the bolt head and torque it to 100 ft-lbs. Though these integral carrier rearends didn’t change much Aug 10, 2009 · To Differential Stub Axle side play question C2. rear differential swap (3/10) 5/10/05 6:02pm. Count on Zip Corvette for the best quality Corvette Parts available for your 1968-1982 Corvette. So now we have an idea of what in there. Feb 25, 2015 · C3 Tech/Performance - 1977 Differential Options - Last Saturday my differential came apart on me. Mar 12, 2002 · C3 Tech/Performance - Max rwhp for an 80-82 Dana 44 Aluminum Differential? - In 2001, I purchased a new, never used service replacement differential for my '80 L48. Differential Rebuild Apr 27, 2004 · CorvetteForum - Chevrolet Corvette Forum Discussion. /Search?query=speedway direct fit 9 inch ford rearend kits corvette c3 Oct 14, 2018 · Likes: 33. For starters, the location of the ident. I have looked in several books and have not even seen 3. 1980-1982 C3 3:07 Rear Differential with New Ring and Pinion. What is better? Looking for the best ride- not going racing anytime soon Coil overs Semi coilovers Fiberglass leaf upgraded coil springs Jun 2, 2014 · Received 7 Likes on 5 Posts. DECAlink allows Corvette owners to use the factory 17-spline differential assembly, but the DECAlink system is designed to use bolt-on, CV-joint-style shafts. I need to have the diff. 90 gears. 11's will require a carrage change as well. Combined Cancer/Birth Defect. 55 RATIO Part # SU89D $1,499. The $400. Well the rubber bushings arrived late. Our inventory selection includes rebuilt Dana 36 and Dana 44 Oct 11, 2008 · 3811 posts · Joined 2006. 99 CO-C3-RDJ6. It is cast in A206-T4 aluminum 32% stronger than the popular A356-T6 aluminum. Lets say the stamp reads OH C2181 . Reduce engine temperatures, promoting a longer-lasting engine. The carrage that your ring gear bolts up to is good up to 3. Buy 1968-1982 Corvette Differential Mount & Rear Cover online at Zip. 72:1 axle ratio. I am looking to upgrade my 05 rear to a 2006 with 3. So I'm shooting for about 1000whp. The kit includes: Timken pinion and side carrier bearings and races, pinion seal, pinion shims, adjustable side shims, crush sleeve (early model only), pinion nut, gear marking compound, ring bolts, side carrier seals and a differential case gasket or silicone sealant. Shark Bite Aluminum Differential Covers Spice up your pumpkin with SpeedDirect’s Cast Aluminum Differential Cover for C2 & C3 (1963-79) Corvettes. so there's also a Wilwood brake Dec 14, 2006 · C3 General - Best aftermarket C3 Suspension upgrade - Looking for the best c3 front suspension upgrade (Smallblock). Made in the USA. 2006-2010 LS2 & LS3 6-speed cars can use the Z06 differential only after upgrading to a Z06 transmission. Corvette (53-Current) PART #: 25-846886-1 1956-64 Corvette Differential Drain Plug. 90 gear. Oct 19, 2013 · C3 General - Rear gear upgrade? - Hello everyone, My car is a stock 81 4 speed with the 2. Track 1 9” IRS rear suspension upgrade ONLY with optional Currie 3rd Member. 12 offered. Our Rear Suspension Upgrades for 1968-1982 C3 Corvettes are made of high quality materials and built to last. Differential rebuild procedures 2nd try. and I know that they do some nice work. Aug 27, 2021 · Wilwood D8-6 Calipers. Each unit is rebuilt with new ring gear and pinion, Timken bearings and race, C/R seals, new positraction clutch pack with keepers, center pin, crush sleeve, new shims, ring gear bolts. 3 series carriers or MW ACG-030 case. Part # 583038. Jul 10, 2021 · Bille7 Discussion starter. Kit includes the rear cover and plugs for eliminating the oil cooler system. R-134a systems also need to use a different desiccant, such as XH-7 or XH 3. Working on my '77 restomod and gonna upgrade the rear suspension. The Chevrolet Corvette C3 was produced from 1967 to 1982 and is the third generation of the Corvette sports car. 12. Sep 12, 2013 · Side Pipes. Jul 31, 2010 · Differential identification always seems to be a difficult one. Now I'm just trying to pre-empt what might grenade in the rear end. nearly half the weight of the OE cover. Jun 4, 2007 · Differential Rebuilding, '63-'79 Iron Units Pt2. C3 Differential Bracket. All Zip Corvette differentials are sold on exchange. We also supply most Corvette parts. 23. As fragile as the 2005 rear ends are, he blew the rear end up on the second launch at only 2800 rpm. Whether you’re maintaining your 4th generation Corvette or completing a full restoration, our selection of C4 Corvette Suspension and Drivetrain parts is unsurpassed. Many high-performance manual and automatic transmissions with overdrive gears are available. Toll Free Order Line. However, the secondhand asking price has been the Achilles Heal of the OEM upgrades since the C5. We offer a complete line of Corvette ring and pinion sets to suit your needs ratio wise. Get top-notch Chevrolet Corvette rear ends and components at the lowest prices possible when you shop online at Eckler's Corvette. numbers are on the bottom of the diff on the flat spot between where the spring bolts to and the rear diff cover. Take the hassle out of sourcing all the parts you need for a differential rebuild. Classic Corvette front / rear coilovers. They provide posi action but if too tight then the diff will hammer around corners. CorvettePartsCenter. Luckily, Wilwood recognized this and offers a very impressive OEM+ upgrade. 06-13 A6 Differential Upgrade Kit. remove the drive shaft at the front differential yoke, push it forward and tape the drive shaft yokes. Corvettes are bred for the track but can serve both on and off-track duties. C3 Tech/Performance. A $450. These can be used in the 63-79 vettes or the 80-82 but you have to use an iron cover and fab the mounts for those. 63-79 Shark Bite Rear Coilovers Suspension Kit Soft Springs Double Adjustable (ND. Unless the hole in the carrier is a slot May 16, 2021 · 2005 Differential Upgrade. C3 (1968-1982): Rear End Differential Parts. The 12 bolt HammerHead is cast with multiple applications built into the housing including: 5th Gen Camaro (Pontiac G8/Chevy SS/Caprice PPV/Holden Commodore) C2 Corvette; C3 Corvette Jan 10, 2009 · recently change fluid in my diff. Specifications. If your C3 engine produces much more horsepower than stock, you need a transmission, driveshaft, and differential to match its performance. Makes swapping the stronger - and quicker ratio - factory Z06 differential into the 2006-2013 A6 (paddle-shift) equipped Corvettes a direct bolt-in upgrade. Add to cart. The ultimate easy upgrade for your C2 or C3 Corvette is to replace the factory four-piston front calipers with Wilwood's D8-6 six-piston calipers. Chevrolet Corvette - 1968-1982. In thirty years of racing with these differentials, we had only one failure. If you don't see the part you are looking for call us we may have it! 1963-1982 Differential Bushing Kit "Snubber" RUBBER. 2016 C3 of Year Finalist. 08s in my 73. Farmers Branch, TX 75234. Oct 5, 2021 · C3 Tech/Performance - differential yoke bearing removal help - Hi all , i've got my differential on the bench and though id replace the seals . there is no quick method of replacing a harness. Our kit includes all the parts you need to rebuild 1963-82 differentials. Received 55 Likes on 42 Posts. I really like what I see so far, take a look at these baby's. Corvette Performance Parts Corvette Performance Packages for your Chevrolet C8 C7 C6 C5 C4 C3 C2 C1. RKT Performance Drivetrain Parts. The clutch discs and their preload springs upgrade an ‘open May 1, 2012 · Can a C4 1985-1996 Dana 44 HD differential assembly be bolted to the 81 c3 batwing cover with modifictions ? Dragvette manufactures and sells Corvette parts 63-94 including the "Dragvette 6-Link Suspension System" drive shaft safety loops, half shaft safety loops, billet caps. Nov 13, 2020 · Lyle's back with five things C3 Corvette (1968 to 1982) owners should NEVER DO!www. Our inventory selection includes rear and frame crossmembers, along with front “v” cross As you know, both the Eaton 65-79 and the Dana 80-82 Corvette differentials use springs to preload the clutch pack that transfers torque to the unloaded tire. Aug 8, 2009 · C3 Tech/Performance - C3 differential gear ratio - I was checking to see what gear ratio I have in my '78 L82 4 speed. 55 RATIO C2/C3 Corvette '63-'69 Gears, Product Code: 429-0021. In road racing, you get a lot of practice building rear ends. It can be rebuilt to be good to somewhere in the 500 to even 600 hp range, but it will take some significant modified internals (heat treat, etc). Corvettes exude performance, speed and style. A few absolute facts: Any differential fits any car. 00 core deposit will be added to the price of the differential. 13906-C Denton Drive. 25C 600 w/bearing assemblies 4339. Dec 8, 2023 · Chevrolet’s OE options for the Corvette braking system have always been plentiful and designed to be direct swaps designed to fit all trim levels with minor modification. #1 · Oct 11, 2008 (Edited) Well I started gathering parts to build a 12-bolt, 373 diff for a fellow corvette buddy running 650+ hp. used 2 bottles GM axle lube, 80-90W and GM posi additive. The last three part numbers are the gear ratios. com. Nov 27, 2023 · CorvetteForum - Chevrolet Corvette Forum Discussion. Lower RPM’s for more drive-ability and a much quieter in-car feeling. 1980-82 (C3) Differential Rebuild Kit. Differential Rebuild Kit Half Shaft & Camber Rod Installation. My brother raced his 2005 C6 with a Paxton and DR's this weekend at the local track. $968. The 1984-1985 front suspension alignment specifications were similar to the C2-C3 Corvette specs with a minimal three degrees of positive caster. 25 600 coilovers/trailing arms only 2999. Feb 9, 2024 · CorvetteForum - Chevrolet Corvette Forum Discussion. When i removed the old cover. Corvette (53-Current) PART #: 25-372830-1 1963-1979 Corvette Crossmember Sombrero Bushing Mount. Reduce wear on your engine & drive-train parts. The Eaton system uses four coil springs, while the Dana utilizes a conical Belleview spring to preload the clutch pack. The posi cases setup with the 4 springs to take up any tolerance loss during assembly. H ard anodized forged billet aluminum bodies, stainless steel pistons, and high-temperature seals put an end to the rust, bore pitting and seal failures that plague the OE Mar 30, 2008 · C3 Tech/Performance - My Differential Rebuild Paper - 1963-1979 Differential Rebuild By Jeremy Smith If you want the absolute best job out there, you can do it a few ways. Loading. In about a half hour I got the spare tire carrier and leaf spring off, then called it quits for the day. 54's and then blueprint to much closer tolerances (read not as loose mesh on gears). 70 RATIO Part # SU89E $1,499. Street Shop’s C4-based chassis utilizes 1989-96 Corvette suspension components and basic suspension geometry in the Front and Rear, whereas the Street Shop C7 based chassis Jun 23, 2023 · C3 Tech/Performance - Differential Stub axle question - I've acquired a diff from a 71 with 3. I assume, but don't know if it's a limited slip differential. today to rebuild the parts when I remove my differential to replace a loose C clip on the end of one side yoke. Duntov Motor Company, LLC. (888) 581-3838. Benefits: Increase in fuel economy with overdrive. To use the 2006+ diff in the 2005 the rear part of the trans casing needs to be swapped to the newer trans case style. I'm just wondering how strong vette rear ends are in comparison to other rear ends like a 12 bolt or a ford 9 inch. Items 1 - 30 of 37. This unit was rebuilt by certified GM There are several options for the Corvette owner when ordering a DECAlink. Originally Posted by Lightweight 001. Replacing the stock C5 driveline with an upgraded C6 or C6 Z06 driveline is becoming a common practice. 72 coupe 350,TH400,336's. My shop manual is on order and i couldn't find any post on removing the yoke bearing. 29 posts · Joined 2020. Denny's NR-3HS High Performance Rear Axle Half Shaft 3 inch tube for 1963-1979 Corvette C2 and C3. Dec 9, 2008 · The difference between the two diffs you are asking about 2006+ vs a 2005 are the mounting surfaces and the case strength. The down side there is the $$$, especially by the time you come up with the required additions of wheels and brakes. Free shipping ove $199. I will also be adding the LG Trans and diff coolers. (Does NOT include trailing arms, gearset, halfshafts, U joints, splined rear swaybar, forged Aug 29, 2015 · Corvette of the Year Winner 2017. Product Code: SU42B Availability: In Stock. The kit includes: pinion and side carrier bearings and races, pinion seal, pinion shims, adjustable side shims, crush sleeve (early model only), pinion nut, gear marking compound, ring bolts, side carrier seals and a differential case Sep 28, 2020 · You can push out on the trailing arms to aid in removal. Designed to replace the ugly, bulky OE cover. Sorry about the condition of the arrow. Same day shipping. Did you know that Z06 Corvette differentials have larger ring and pinions and can be installed in 2006-2010 A6 automatic Corvettes using Zip\'s A6 Differential Upgrade Kit. Ok, here's and example of how to read the numbers. No point in putting the 50 year old rubber parts back on. 2005 C6 Rear end upgrade. 07 RATIO Part # SU89C $1,499. I raised both rear wheels off the ground thinking that I could rotate the wheels enough to access the zerk fittings on the drive train. rebuilt, what is a good numer to use for better New ring & pinion gears are matched sets and properly set-up to eliminate any unwanted "whining" often found with worn-out gear sets. Item #: SU-908. CLICK HERE for More Details Part Number: C23-3HS. Denny's C23-3HS Replacement Rear Axle Half Shaft 3 inch tube 1963-1979 Corvette C2, C3. UNREAL suggested going to RPM for a new rear diff. If the 3/16th measurement is from the inner edge (towards the crosspin) of the groove to the end of the stub axle I would say they are definitely reusable and you would then just need to shim your clutches to reduce play. Whether you’re maintaining your Shark Corvette or completing a full restoration, our selection of C3 Corvette Frame & Chassis parts is unsurpassed. CLICK HERE for More Details Part Number: NR-3HS. Starting at: $1,299. Intended to upgrade an existing RideTech C2/C3 rear suspension. Apr 15, 2006 · Differential locks in reverse. Phone (972) 243-3838. I was thinking about upgrading the the ring and pinion to a 3. 54:1 ratio for better driving performance. Includes 9” ford IRS housing, inner stub axles, mounting crossmember, and cradle, adjustable camber rods and brackets. 12285 West Street Clearwater, Florida 33762 USA Phone: 727-561-9199 Toll-free: 800-418-5397 Differential Assemblies and Components. 4185397. But previous vettes i did. 8 Items. 90 ratio. C3 Corvettes, 1968 - 1982. Richmond Gear, 30 spline pinion C2-C3 Corvette, 8620 material. At Top Flight Automotive, our team offers stock differential rebuild units for Corvette production years 1963-1982. The Half Shafts are attached to the Center Section Stub Axles with. $2,790. remove the struts from the bracket. 50s Enter Tom's Differentials, long-time Chevy 12-bolt rearend and Eaton Posi specialist. 80-82 3:70 Rebuilt C3 Corvette: Modifying Transmissions and Drivelines. 95. Good luck with your car. Buy Item on Ecklers. Add $500. Insert it through the control arm steel shaft from the top. (4) 7/16”-20 x 1” Hex Bolts with a Nord-Lock Washer on each bolt. 69 vert 350 M20-373's. Corvette (53-Current) PART #: 25-133282-1 1956 Corvette Axle Bearing Rear. Fax (972) 243-3828. Price: $24. $290. A change to 4. The flexibility of DECAlink allows Corvette owners to use the factory 17-spline differential assembly, or upgrade to a 30-spline differential or Detroit Speed’s hefty Hammerhead 12-bolt differential housing. There are a lot of different types to choose from and each provides their own pros and cons. Sort By. $999. Feb 4, 2005 · A Bulletproof '63-'79 Corvette IRS Setup That's NHRA-Legal to 7. Specializing in C3 Chevrolet Corvette Parts since 1977. . I am in NJ and wondering if anyone knows of a shop, or has done themselves. 50. any ideas. Out Of Stock - This item is not available to ship but can be ordered. 80-82 DIFFERENTIAL (REBUILT) 3. carrier bushings without removing the driveshaft? The bolt comes down from the top and it looks to be too long to remove unless the driveshaft is out of the way. 10. The 78-79 used 7/16-14 bolts. Engine is rebuilt with forged bits, clutch is a Monster 1500whp triple plate. There's a big hole in the cover from something important trying to escape. This bolt has a 13/16- inch head. These efficient transmissions not only increase performance Sep 21, 2010 · C3 Tech/Performance - How strong is a c3 rear end? What type of rear end is it? - What kind of rear end does a c3 or 79 vette use? and i dont mean the gear ratio. C5 Corvette Offset Transmission Mounts. Posts: 160. I'd have to confirm the length which is important because if they're too long then you'll break the rear cover. 73 automatic. C3 Tech/Performance V8 Technical Info, Internal Engine, External Engine, Basic Tech and Maintenance for the C3 Corvette. I was only able to rotate either wheel about 180 degrees before hitting resistance. Your suspension is instrumental in creating that smooth ride you expect out of your classic Corvette. Count on Zip Corvette for the best quality Corvette Parts available for your 1984-1996 Corvette. $467. Apr 3, 2018 · KeeVette: 2018 Black with Black/Adrenaline Red 2LT Z51 A8 Coupe, Transparent Roof, GT seats, Performance data recorder, Magnetic selective ride control, Performance exhaust, Electronic limited slip rear differential, Red painted brake calibers, Z51-style 5-split spoke, Satin Black-painted with Red stripe aluminum wheels. Call 1-800-546-2111 The new online store is only a sampling of our inventory and we are adding parts daily. #1 · Jul 10, 2021. Corvette (53-Current) PART #: 25-388198-1 1956-1962 Corvette Rear Axle Vent Short. I used the same bolts but cleaned out the threads/retapped. 00 refundable core charge if 1965-1979 Corvette 3-series differential core does not accompany order. Whether you’re maintaining your Shark Corvette or completing a full restoration, our selection of C3 Corvette Suspension & Driveline parts is unsurpassed. When it comes time to perform maintenance on your 1963-1979 REAR AXLE HALF SHAFT. Top Flight Automotive must receive a non-damaged 1963-1982 differential New ring & pinion gears are matched sets and properly set-up to eliminate any unwanted "whining" often found with worn-out gear sets. Aug 8, 2008 · The 63-77 used the 9/16 diameter bolts, 3-1/8? long. Joined: 4/21/2004. Street Shop’s C3 chassis is an all new, "mandrel formed", replacement chassis for your 1968-1982 Corvette, designed to fit under the stock floor-pan. This is an upgrade that can really beef up the look of your C3 Corvette giving it that aggressive appearance with an exhaust note to match. CO-C3-RDC-HD-JRi 600 w/31 Spline Axles 6679. Additional Shipping Charges: $34. No-Hassle Returns. Half shafts are out and Upon removing a yoke seal i ended up damaging the yoke bearing. rp kt zt tx vo qh eu xy jy ar