High-quality cast-iron crankshaft designed to replace stock crankshaft on mildly built street engines
Nitride hardened for superior wear resistance
Straight shot and chamfered oil holes
Crankshaft has lightening holes in #1 and #4 rod throws. Features: 1.25" radius on all journals; precision grinding and micro polishing; stress relieved and shot peened. Crankshaft comes with manufacturer's limited lifetime warranty on installed parts.