Product Specs:
- For Harley Davidson Overhead Valve Big Twins: 74 inch
- Shovelhead, Panhead, or Knucklehead 1941 & later
- 3-7/16″ bore
- Low compression (approx 7.5:1)
- High quality Aluminum Alloy
- Replacement pistons are made to interchange perfectly with original equipment, and use stock type rings.
- Replaces HD-22141-74A





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