Eagle BB Chevy 4340 Forged Crank - 4.500 Stroke NZSC1015 Lightweight aluminum housing

Lightweight aluminum housing

Replacement bearings for Allstar Performance birdcages and many other brands

yet strong and light throttle linkage

ST5 FN ZERO Carbon

Eagle BB Chevy 4340 Forged Crank - 4.500 Stroke NZSC1015 Lightweight aluminum housingEagle forged 4340 steel cranks feature a non twist forging, . 125" fillet radiuses for superior strength so chamfered narrowed bearings required, nitrided surface, &amp micropolished to &lt 2 ra. Intended for the most demanding applicationForged AISI ASME certified 4340 steel with multi stage heat treatment for superior strength Service: Eagle connecting rods and cranks are designed and manufactured to our specifications. Some simply purchase generic