Eagle BB Chevy 4340 Forged Crank - 4.500 Stroke AS0001S Bumper Support

Bumper Support

Protect-A-Boot Ringless Sleeves are superior protection for extreme angled plug wire boots that solve the problem of burning and cracking plug boots and wires from header and engine heat

2003-2007 Kenworth T300

2008-2009 Roadmaster Rail A-Straight Rail

to be easily paired

Eagle BB Chevy 4340 Forged Crank - 4.500 Stroke AS0001S Bumper SupportEagle 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