2001-2016 Duramax 6.6L Callies Billet Crankshaft Internally Balanced (C6685)
Improving the balance characteristics of this crankshaft was a primary design consideration; Increased counterweight angles, diameters, and thickness are instrumental in making this the easiest balancing crankshaft of its type on the market today.
- Narrowed Rod Journals For Added Crankshaft Strength
- Machined from triple heat-treated 4330v steel
- Dual Damper Keyways
- OEM 3.900 Stroke
- WCP Rods require no modification for the Callies Crank
- WCP Rods are machined specifically for the narrowed Rod Journal
- Callies Crank built to WCP Specs
2001 - 2016
Most orders are shipped 1-2 weekdays after an order is placed, depending on availability. Some products are shipped directly from manufacturers.
Not all products are stocked in house. Please check for availability as some products may be backordered.