540-565 Stage 1 Rotating Assemblies Kit includes the following parts: Callies Compstar 4340 Forged Crank (4.250 Stroke) Callies Compstar H-Beam Rods (6.385 Long, ARP 2000 Bolts) Total Seal Classic Race Rings Clevite H-Series Rod & Main Brgs SRP Forged Pistons (13.0:1 Compression Ratio) Internally Balanced |