Callies Magnum
- Premium Ultra Case Heat Treated SAE 4340 Steel
- New Design 8 Counter Weight Forging
- Main Journal Dia. 2.749″ 351 Cleveland
- Rod Journal 2.100″
- Rod Length 6.200″
- Stroke 4.000″
- Enhanced rod oiling through the use of Main Bearing Oil Hole Lead-ins
- Gun Drilled Mains
- All Rod Journals Lightened
In Stock and ready to Ship!