Engine Block Accessories

LSXceleration LS1/LS6 Finned Black Valley Cover 54-258 Gen 3 Valley Cover without knock sensors.

LSXceleration LS1/LS6 Finned Polished Valley Cover 54-257 Gen 3 Valley Cover without knock sensors.      

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 and decreases the quantity of oil and contaminants that...

Chevrolet Performance LS Gen IV Valley Cover 12570471 - NON AFM Includes gasket, bolts and O-Rings.