Description
Part #: eagCRS 2039375900B7
Crankshaft must be balanced to match your specific rods and pistons.
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.
Highlights:
- material: forged 4340 steel
- intended balance: internal
- target bobweight: call
- stroke: 3.937″
- rod journal: 1.771″
- rod journal width: 1.05″
- main journals: 2.244″
- minimum rod length: 5.900″
- typical weight: 34 lbs.
- rear seal diameter: call
- snout diameter: 1.26″
- flywheel bolts: 7
- pilot bore diameter: call
- flywheel register diameter: call






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