Crankshaft must be balanced to match your specific rods and pistons.
 
Highlights:
material: billet 4340 steel
intended balance: internal
target bobweight: No Data
stroke: 3.543"
rod journal: 2.047"
rod journal width: 1.035"
main journals: 2.441"
minimum rod length: 5.590"
typical weight: 41 lbs.
rear seal diameter: Probably Stock / No Data
snout diameter: Probably Stock / No Data
flywheel bolts: 8