Manley Rotating Assembly, SBC 434 4.000 STROKE/-20cc DISH

Lightweight 4340 forged steel crankshaft4340 Forged steel H-Beam connecting rods with 7/16? ARP 8740 or optional ARP 2000 cap screws*2618 Forged aluminum Platinum Series pistons with Premium Chrome Moly wrist pinsHorsepower range is 750 with the ARP 8740 and 1,500 with the optional ARP 2000 cap screws

The state of California has determined that certain chemicals used in the manufacture of this product have been known to cause cancer and birth defects.

For more information visit: www.P65Warnings.ca.gov