4340 billet crankshaft in stock stroke (66.2mm). Use SideWinder oil pump drive sprocket. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate performance. Fully profiled counterweights are designed for reduced windage through the crankcase creating less oil resistance for better rpm potential. These cranks are fully system balanced to the following bobweight:
• BC Rod (BC6953 w/19mm Pin): 440g
• CP Piston (80mm bore): 272g
• CP Pin (19mm OD, .220” wall: 85g
• CP Ring Pack: 17g
• ACL Bearings: 24g
• CP Locks: 4g
| Stroke |
66.2mm |
| Rod Journal |
38mm |
| Main Journal |
37mm |
| Weight |
22 Lbs |
