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2.8/3.1 MPFI

Aluminum head, Front Wheel Drive 2.8 and 3.1 Parts.  These motors all share OBD1, Multi Port injection, and have the multi port written on the upper intake (plenum). 


Image Name Price  
Gen 2 2.8 Ported Manifold Set Gen 2 2.8 Ported Manifold Set
Cleaned and ported, these manifolds will help your FWD 2.8 engine breath.  Gasket matched and blended for a smooth transition from the upper intake to the lower and finally to the head.  The ports are left with a rough texture for better flow and air/fuel mixture quality (or a wet sho…
$139.99
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Gen 2 3.1 Ported Manifold Set Gen 2 3.1 Ported Manifold Set
Cleaned and ported, these manifolds will help your FWD 3.1 engine breath.  Gasket matched and blended for a smooth transition from the upper intake to the lower and finally to the head.  The ports are left with a rough texture for better flow and air/fuel mixture quality (or a wet sho…
$139.99
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ARP Header Studs ARP Header Studs
Headers can represent a sizable investment, so you'll want to keep them securely attached. In addition, exhaust leaks can cost you power and even cause damage to your vehicle. ARP has the answer, in the form of their stainless steel header studs. They're made from premium 300 stainless steel…
$94.99
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2.8/3.1/3100 MLS Head Gaskets 2.8/3.1/3100 MLS Head Gaskets
MLS head gaskets are comprised of three layers of stainless steel. The outer layers are an embossed viton coated stainless steel providing a superior seal with excellent rebound characteristics (reusable!) and are corrosive resistant. MLS head gaskets reduce bore distortion and withstand extrem…
$149.99
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Yellow LS6 Springs Yellow LS6 Springs
These  are new, stock LS6 springs.  Excellent for mild performance builds that don't have more than .510 lift on the cam.  These require LS1 seats and either 2.2 or 3.1 seals depending on the valve guide outside diameter.
$69.99
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PAC 1518 Valve Springs PAC 1518 Valve Springs
PAC originally made the 26918 Comp springs, and now offer these nitride coated premium valve springs for the LS motors.  Our 1.700" install height makes these extremely stiff for a stock head, and it is recommended to have the heads machined for a taller install height, at least 1.760"…
$169.99
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Comp Cams 26986 Valve Springs Comp Cams 26986 Valve Springs
Rated at 122# @ 1.750 and 283# @ 1.175, coil bind 1.040.   Stock seat/seal will work and coil bind allows a safe .600 lift on stock heads (.660 coil bind).   Sold in sets of 12. For comparison,  yellow LS6 springs are 124# @ 1.7 and 290# @ 1.3.  These Comp springs…
$149.99
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LS1 Valve Spring Seats LS1 Valve Spring Seats
.522" ID 1.171" OD, for use with all LS based valve springs such as the yellow stock LS6 springs and the Comp 26915.  1999 and older 3100 engines should already have the guides machined to accept this size seat.  If your vehicle calls for the Felpro SS72851 valve stem seal s…
$25.00
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3500 V6 Valves (LX9) 3500 V6 Valves (LX9)
Stock replacement valves for the 3500 engine. 1.76" intake and 1.42" exhaust, like all 3400 and 3500 motors, and the 2000 and newer 3100.  2.8/3.1 and early 3100 (small port) owners can upgrade to the larger intake size once a valve job has been performed.  This valve set offers…
$139.99
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Comp Cams Roller Tip Rockers 1.52:1 Comp Cams Roller Tip Rockers 1.52:1
Stock gen 2 rockers are stamped steel 1.52:1 non roller anything rockers.  As stamped steel goes, they may or may not really be 1.52:1.  These comp roller tipped rockers are stronger and much more precise than stock and will keep the ratio as it was intended.  50 state legal.  Th…
$124.99
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Comp Cams Roller Tip Rockers 1.6:1 Comp Cams Roller Tip Rockers 1.6:1
Yes, its the same 1.52 picture...but trust me, if you order these you will get the 1.6:1 ratio rockers. Stock gen 2 rockers are stamped steel 1.52:1 non roller anything rockers.  As stamped steel goes, they may or may not really be 1.52:1.  These comp roller tipped rockers are stronger an…
$124.99
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ARP Head Stud Kit ARP Head Stud Kit
This kit has been tested on a the 3100, 3400, and 3500 cylinder heads using the stock roller rocker arms.  Includes 8 long studs, 8 short studs, 16 washers, and 16 12 point nuts. Recommened ARP moly lube is included.  Studs should be installed hand tight and the nuts torqued down 71 foot p…
$179.99
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Timing Chain Guide Timing Chain Guide
This is a new cloyes timing chain guide, which is recommended with all new timing chain installations.
$13.99
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Custom Length Pushrods Custom Length Pushrods
Custom length pushrods are the correct length for our performance cams, and stiffer than the stock pushrod. While some have ran stock pushrods on reground and Comp camshafts, the proper preload on the hydraulic lifter is important for the best performance from the cam. The 60V6 is fortunat…
$139.99
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ARP Rod Bolts/nuts ARP Rod Bolts/nuts
ARP rod bolts/nuts designed for the 2.8 60V6 but will work with 2.8, 3.1, 3.4, 3100, 3400, and 3.4 DOHC rods.  These make a great addition to any engine build up (though overkill for a bone stock rebuild).  Here is the description as ARP puts it. A premium grade 8740 alloy chrome moly ste…
$59.99
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Main Stud Kit Main Stud Kit
Strengthen your bottom end with this high quality parts from ARP.  Kit includes washers, studs, nuts, and ARP moly lube (not pictured).  Long enough for use with a windage tray.  Windage Tray holes will need to be opened up to fit the stud.  You will need to have your mains line …
$99.99
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Teflon Crank Scraper Teflon Crank Scraper
Made by the same company that makes our other crank scrapers, these are the best available for your 3100 or 3400.  A rough cut piece of teflon is sandwiched between 2 carbon steel plates.  The teflon is then cut close to the crank for an interference cut after you install it to your m…
$149.99
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2.8 w/ DIS Crank Scraper 2.8 w/ DIS Crank Scraper
Ishihara-Johnson crank scrapers are a very simple but effective way to improve the performance of your engine! During normal engine operation a significant amount of oil adheres to or becomes entrained in a cloud surrounding the spinning bottom end. This oil eats up horsepower your engine is making…
$57.99
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3.1 w/ DIS Crank Scraper 3.1 w/ DIS Crank Scraper
Ishihara-Johnson crank scrapers are a very simple but effective way to improve the performance of your engine! During normal engine operation a significant amount of oil adheres to or becomes entrained in a cloud surrounding the spinning bottom end. This oil eats up horsepower your engine is making…
$57.99
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Externally Balanced 2.8 Crank Scraper Externally Balanced 2.8 Crank Scraper
This crank scraper is designed for the externally balanced 2.8 motors without the reluctor wheel in the middle of the crank. If you have an MPFI 2.8, you want the internally balanced scraper Ishihara-Johnson crank scrapers are a very simple but effective way to improve the performance of your engin…
$57.99
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Wide Cam Bearings Wide Cam Bearings
These SBC cam bearings are a direct replacement, and will spread the load across the entire cam journal, unlike the stock bearings.  Bi metal to support the roller cam profile and  the load of higher spring pressure associated with performance cams.  Regular SBC cam bearings are …
$31.99
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Teflon Coated Wide Cam Bearings Teflon Coated Wide Cam Bearings
These teflon coated SBC cam bearings are a direct replacement, and will spread the load across the entire cam journal, unlike the stock bearings.  Bi metal to support the roller cam profile and  the load of higher spring pressure associated with performance cams.  Regular SBC&nbs…
$54.99
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Tri Metal Rod Bearings Tri Metal Rod Bearings
Tri Metal bearings offer increased strength for high output/high compression engines.  Available in standard and .010" over for cranks that need to be turned. 
$23.99
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Tri Metal Main Bearings Tri Metal Main Bearings
Tri Metal bearings offer increased strength for high output/high compression engines.  Available in standard and .010" over for cranks that need to be turned. 
$34.99
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ARP Crank Damper Bolt ARP Crank Damper Bolt
As the crankshaft flexes, the damper absorbs incredible amounts of energy. This damper bolt kit from ARP will ensure that your balancer is locked into position. They feature a 1/4 in. thick wide-area washer and an extra tall 12-point head that accepts a deep socket to eliminate the fear of stri…
$24.99
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ARP Flywheel Bolts ARP Flywheel Bolts
These premium-grade Pro series flexplate bolts from ARP are far superior to OEM hardware. These bolts are forged from aerospace alloy and heat-treated prior to thread rolling and machining. They feature an exclusive, flat 12-point head design and a larger-than-stock shank diameter for increased stre…
$37.99
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87-91 A body Performance Chip 87-91 A body Performance Chip
Ciera, Celebrity, Century,  and 6000 Performance Chip Using the latest GM revisions, our performance chips not only increase performance, but also enhance drivability. MAF cars will be updated to the MAP programming, allowing the restrictive MAF to be removed. Dyno proven 5-6 hp at the w…
$89.99
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87-93 2.8/3.1 Beretta/Corsica Performance Chip 87-93 2.8/3.1 Beretta/Corsica Performance Chip
Beretta and Corsica Performance Chip Using the latest GM revisions, our performance chips not only increase performance, but also enhance drivability. MAF cars will be updated to the MAP programming, allowing the restrictive MAF to be removed. Dyno proven 5-6 hp at the wheels on a stock motor, you…
$89.99
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87-94 2.8/3.1 Sunbird/Cavalier Performance Chip 87-94 2.8/3.1 Sunbird/Cavalier Performance Chip
Cavalier, J2000, Cimarron, and Sunbird Performance Chip Using the latest GM revisions, our performance chips not only increase performance, but also enhance drivability. MAF cars will be updated to the MAP programming, allowing the restrictive MAF to be removed. Dyno proven 5-6 hp at the wheels on…
$89.99
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88-93 2.8/3.1 Grand Prix/Lumina/Cutlass/Regal Performance Chip 88-93 2.8/3.1 Grand Prix/Lumina/Cutlass/Regal Performance Chip
Grand Prix, Cutlass Supreme, Regal, and Lumina Performance Chip (1994 3.1 Lumina is also included but not listed in the title to avoid confusion with the 3100 motors used in other w body cars of that year) Using the latest GM revisions, our performance chips not only increase performance, but also…
$89.99
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3400 Swap Chip 3400 Swap Chip
Based on a stock 2000+ 3400 swap into a 5 speed Fiero, with the 1227730 ECM.  Even without dyno tuning, this chip is still more complete than the competition.  Once the 3400 tuning is 100% and feedback from other platforms is accounted for, these will be finalized.  All manual tr…
$89.99
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