Callies Compstar LS Crankshaft, 4.000 Stroke, 2.100 RJ, Each

Unlike similar offerings by other companies, all Compstar components are finished and inspected at Callies’ manufacturing facility. Compstar utilizes precision gauging and material evaluation equipment that is routinely ISO 17025 certified for consistent accountability. This investment in perfection allows Compstar to maintain proper geometry and quality control, while monitoring both metallurgy and design.
Compstar Crankshafts are machined from certified AISI 4340 forgings and Hardened with a deep nitride. Compstar cranks are ideal for all types of abusive racing environments. All rod journals are drilled and counterweights are profiled for piston clearance.