Description
Piston rings are critical to engine sealing, compression, and oil control—worn or substandard rings lead to blow-by, power loss, and accelerated wear on cylinder walls. The Hastings Piston Ring Set for Shovelhead engines delivers OEM-equivalent construction with proven materials and design that maintain ring seal under sustained RPM and load. These rings are engineered to restore compression and oil management in classic Harley powerplants, whether you’re rebuilding after a top-end refresh or addressing performance degradation.
- Cast or moly top ring
- Reverse torsional taper second ring
- Three-piece spiral oil rings
- Shovelhead-specific fitment
- Hassle-free spiral installation
- OEM-grade material composition
- MPN: 2M6127040
