Eagle GM LS 4340 Forged Crank - 4.000 Stroke 29701610 1987-1990 GMC R3500

1987-1990 GMC R3500

steel construction and smooth body designed for motorsports applications

Billet EFI Regulator

All racing pants are assembled with heavy-duty

The helmet's electronics is also compatible with traditional Stilo wired amplifiers or the new wireless amplifiers

Eagle GM LS 4340 Forged Crank - 4.000 Stroke 29701610 1987-1990 GMC R3500Eagle forged 4340 steel cranks feature a non twist forging, . 125" fillet radiuses for superior strength so chamfered narrowed bearings required, nitrided surface, and micropolished to 2 ra. Intended for the most demanding application Eagle's commitment to quality and service has resulted in customer loyalty and satisfaction. This, in turn, has fueled rapid growth over the years. Eagle added crankshafts to our lineup a few years later as well as