Description
Dart Little M Engine Block Bare Block 4.000 in Bore 9.025 Deck 350 Main 4 Bolt Main 2 Piece Seal Small Block Chevy 31181111 20056PRB Also includes two 1 8 NPT With Steam HolesSince 1989 Size:Small (55) EAS21974 WM485MD Also includes two 1 8 NPT CD spark that is capable of burning the majority of air fuel mixtures