Eagle Chevrolet LS Forged 4340 Steel Crank Long Snout 4.125 in Stroke - 58 Tooth Reluctor (eag442741256100)
Eagle forged 4340 steel cranks feature a non-twist forging, .125" fillet radiuses for superior strength so chamfered / narrowed bearings required, nitrided surface, & micropolished to < 2 ra. Intended for the most demanding applications. Includes 58 tooth reluctor and long snout for dry-sump oiling system.
Crankshaft must be balanced to match your specific rods and pistons.
Highlights:
material: forged 4340 steel
intended balance: internal
target bobweight: 1800g
stroke: 4.125"
rod journal: 2.1"
rod journal width: 1.900"
main journals: 2.559"
minimum rod length: 6.125"
typical weight: 53 lbs.
rear seal diameter: call
snout diameter: 1.48"
flywheel bolts: 6
pilot bore diameter: call
flywheel register diameter: call
reluctor: 58 tooth