Engine - Little M - Bare Block - 4.125 in Bore - 9.025 in Deck - 350 Main - 4-Bolt Main - 2-Piece Seal - 0.391 in Raised Cam Location - Iron - Small Block Chevy - Each
Engine - Little M - Bare Block - 4.125 in Bore - 9.325 in Deck - 400 Main - 4-Bolt Main - 2-Piece Seal - 0.391 in Raised Cam Location - Iron - Small Block Chevy - Each