Eagle BB Chevy 4340 Forged Crank - 4.500 Stroke AS0001S Protect-A-Boot Ringless Sleeves are superior

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

Bumper Support

13-1/4 in Long

for automatic transmissions use #1483 & #1490 or #1844

1992-2009 GMC Yukon

Eagle BB Chevy 4340 Forged Crank - 4.500 Stroke AS0001S Protect-A-Boot Ringless Sleeves are superiorEagle 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