Manley rotating assembly for Small-Block Chevy 434 with a 4.000-inch stroke and +4cc dome pistons. This complete, matched system pairs precision-forged crankshafts, high-strength components and tight tolerances to deliver balanced, efficient operation under high RPM and cylinder pressure. Package highlights include 4340 forged H-beam connecting rods with 7/16 ARP 8740 (ARP 2000 optional), 2618 forged Platinum pistons with chrome-moly wrist pins and a lightweight 4340 forged crankshaft.
Manley Rotating Assembly, SBC 434 4.000 STROKE/+4cc DOME