DRAGONSLAYER – GEN II-IV LS1
Callies Dragonslayer crankshafts are machined to the tolerances demanded by today’s high performance engine builder. Roundness and taper are held to less than .0003” on all rod and main journal diameters. Our final polishing procedures produce excellent load carrying surfaces that ensure extended bearing life and trouble free operation. Each Callies DragonSlayer receives our proven Ultra-Case heat treatment. Callies heat treat expertise combined with our high purity premium 4340 forging produce a strength of unparalleled value.
- 4.000 stroke
- 2.100" rod journals
- 2.559" LS Main
- Machined from premium 4340 forgings
- PERMA-TOUGH heat treating for added strength and serviceability.
- Gun drilled mains and Angalite drilled rod journals