4mm Stroker Spacer Kit, Part# 15-4765

4mm Stroker plate for use with stock pistons or 513 series Wiseco pistons and Hot Rods long rod, 4mm stroker crank. . Includes (2) .012″ base gaskets and (1) .250″ aluminum spacer. MUST USE LONGER CASE STUDS. See Stroker Crank Information page. Part# 15-5765