6040B CRANK BEARING 2 x 1 x .375"

CNC machined toughest material ever used for small 4 stroke engines. Features a true 1/8" journal radius for strength and durability. Also features airplane wing style counter weights that are...

Billet Hardened 4340 Chromoly Crankshaft . Features a true 1/8" journal radius for strength and durability. Also features airplane wing style counter weights that are proportionally designed for...

Crank Bearing for our 6059 and 6060 Sidecovers

GX390 Crank Bearing

ARC Racing's new extreme duty 1" stroker rod for aftermarket junior dragster engines with larger crank and cam gear sets. CNC Machined from USA made aircraft grade 7075 T-651 aluminum. Our 1" Stroker...