Eagle Competition Rotating Assembly - 355 CID - 3.480" Stroke - 4.030" Bore - 6.000" Rods - SB Chevy R01J003 These extension harnesses are a

These extension harnesses are a must when Installing Full Length Headers - All harnesses feature OEM Factory connectors to allow simple plug in installation to the factory wire harness so that the relocation is super simple and does not require any splicing of the factory harness at all

Dial-In Board

Helps prevent dirt

Jesel Drive

1970-1973 GMC Jimmy

Eagle Competition Rotating Assembly - 355 CID - 3.480" Stroke - 4.030" Bore - 6.000" Rods - SB Chevy R01J003 These extension harnesses are aAssembly must be balanced by qualified machine shop before use! Eagle Specialty Products provides quality engine parts to some of the world's most respected engine builders. Unlike some manufacturers Eagle never compromises quality for the sake of a lower price. Eagle Specialty Products use only the newest, state of the art equipment and highly skilled craftsmen to produce every part they sell. All Eagle rods and Eagle crankshafts are thoroughly