Manley Pro=Series Forged Steel Crankshaft - 3.48 in Stroke - Internal Balance - 2-Piece Seal - Small Block Chevy 1311111 Flows 80 Percent Better Than

Flows 80 Percent Better Than Stock

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Manley Pro=Series Forged Steel Crankshaft - 3.48 in Stroke - Internal Balance - 2-Piece Seal - Small Block Chevy 1311111 Flows 80 Percent Better ThanManley Crankshaft, CRANK 4340 FORGE 3. 480 STROKE. Product Description: Crankshaft Pro Series 3. 480 in Stroke Internal Balance Forged Steel 2 Piece Seal Small Block Chevy Manley Performance high performance and racing engine parts have been powering winners since 1966! Manley Budget Replacement Valves are better than stock valves. Manley Budget Performance Valves are for the value conscious engine builder. Manley Street Master Valves are excellent