Chevrolet Performance Mark IV / Gen VI Engine Block - 4.250" Bore - 9.800 Deck - 4-bolt Mains - 1 Piece Seal - Iron - BB Chevy Engine Lift Plate allowing them to be mechanically

allowing them to be mechanically locked in place with safety wire

Deliver CDI-like spark energy-No CDI Module needed

Providing Improved Resolution And Visibility For The Driver Where It Counts

C3-R3 Valve

Chevrolet Performance Mark IV / Gen VI Engine Block - 4.250" Bore - 9.800 Deck - 4-bolt Mains - 1 Piece Seal - Iron - BB Chevy Engine Lift Plate allowing them to be mechanicallyProduct Description: Engine Mark IV Gen VI Bare Block 4. 250 in Bore 9. 800 Deck 4 bolt Mains 1 Piece Seal Iron Big Block Chevy Sold Individually Chevrolet Performance has a wide selection of performance upgrade parts specifically for GM vehicles, as well as crate engines, you can add proven performance to stock vehicles. Looking to personalize your vehicle? Chevrolet Performance is the place. Inside youll discover a complete portfolio of Chevrolet,