WPI M57 4340 Billet Steel Connecting Rods M57 or M47 set?:M57 6 Cylinder set And of course

And of course

and assembly lubricant

banjo fuel fittings

Stainless steel construction with a black wrinkle powdercoat

Upgraded valve springs required

WPI M57 4340 Billet Steel Connecting Rods M57 or M47 set?:M57 6 Cylinder set And of courseOn the shelf and in stock! These 4340 steel connecting rods are an exact replacement for stock M57 connecting rods with factory pistons. Made 100% in house in Johannesburg Michigan on our cnc's with Ampco 45 small end bushings supplied by PPP Center. These are designed to be the strongest rods available period and hold well in excess of 1000hp. We have one discounted set of M47 rods in stock with a minor cosmetic blemish on one rod. The bolts included