Dart Big M Engine Block - Bare Block - 4.600 in Bore - 9.800 Deck - 4-Bolt Main - 2-Piece Seal - Big Block Chevy 31213644 RS003C02 Weiand 6-71/8-71 Supercharger to Manifold

Weiand 6-71/8-71 Supercharger to Manifold Gasket

Never stretch the chain with a screwdriverSince 1938

1980-1987 GMC Jimmy

125 in Stroke

and KC7-CMR

Dart Big M Engine Block - Bare Block - 4.600 in Bore - 9.800 Deck - 4-Bolt Main - 2-Piece Seal - Big Block Chevy 31213644 RS003C02 Weiand 6-71/8-71 Supercharger to ManifoldProduct Description: Engine Big M Bare Block 4. 600 in Bore 9. 800 Deck 4 Bolt Main 2 Piece Seal Iron Big Block Chevy Sold Individually Since 1981, Dart Machinery has become the acknowledged leader in producing race winning components. Dart Machinery aluminum and cast iron engine blocks are designed to meet the specialized needs of racers and performance enthusiasts. Dart components are developed in house, manufactured on Dartas own CNC machining