CHEVROLET PERFORMANCE

Chevrolet Performance LS3 Windage Tray  

Chevrolet Performance RTV Engine Sealant 2.65 oz 88864346 Room temperature vulcanizing (RTV) sealant. This high viscosity product cures when exposed to air. The cured material has superior adhesion...

Chevrolet Performance RTV Engine Sealant 5.3 oz 12378521 Room temperature vulcanizing (RTV) sealant. This high viscosity product cures when exposed to air. The cured material has superior adhesion...

Chevrolet Performance LSX Rear Cover 19369274 Fits GM LSX Block and Concept Performance LSR Block. Does NOT included bolts or seal/gasket. 

Chevrolet Performance LS Main Cap Fastener Kit Fastener Kit Includes: 10 x #12560273 Outer Main Cap Stud 10 x #12560272 Inner Main Cap Bolt 10 x #12556127 Side Main Cap Bolt 

Chevrolet Performance Gen III/IV LS Rear Cover 12639250 Will not fit GM LSX or LSR blocks. 

Chevrolet Performance Cam Gear Bolt/Outer Main Cap Bolt 12556127 Use with 3-bolt, non-VVT camshafts and main cap outer bolt

Chevrolet Performance LS Gen IV Valley Cover 12599296  

Chevrolet Performance Gen IV Valley Cover 12598832 Direct replacement LS2/LS3/LS7 engine valley cover. No provision for PCV, Includes O-Ring seals for DOD delete.

Chevrolet Performance LS6 Valley Cover 12577927 This LS6 Valley Cover eliminates the two rear valve cover PCV hose connections as well as the PCV hose and PCV valve. Improves crankcase ventilation...

Chevrolet Performance LSX 9.240" Deck Iron Bare Block 19417353 - 4.185" Bore Features: CNC Machined Cast Iron Block Siamese Cylinder Bores 6-Bolt Billet Main Caps 9.240" Deck Height 4...

Chevrolet Performance LSX 9.240" Deck Iron Bare Block 19417352 - 4.065" Bore Features: CNC Machined Cast Iron Block Siamese Cylinder Bores 6-Bolt Billet Main Caps 9.240" Deck Height 4...