Your cases or ours. This is the foundation, no shortcuts here!
Convert your drive side case to the stronger Timken bearings. Remove the weak link in your lower end.
All Harley crankwork is done at the Darkhorse facilities
We true all crankshafts to within .0015” total indicated run-out at each main bearing race and guarantee all street/OEM applications to stay within .0005” for 2 years and unlimited mileage.