This air compressor ring set is sized for Mack air compressor rebuilds and also fits Navistar applications. The complete kit contains 6 compression rings, 4 oil control rings, and 4 oil ring expanders that seal cylinder pressure and manage oil control inside the bore for proper air charging. It is a PAI-made replacement sold as a full set rather than individual pieces.
Features
Complete air compressor ring set
6 compression rings, part DRS-4312-001
4 oil control rings, part DRS-4312-002
4 oil ring expanders, part DRS-4312-003
Cross-reference to Mack 745-106105
Cross-reference to Navistar 1660320C91
Tech Specs
- Compression rings: 6, part DRS-4312-001
- Oil control rings: 4, part DRS-4312-002
- Oil ring expanders: 4, part DRS-4312-003
- Sell pack: 1 EACH
- Cross-reference: Mack 745-106105
- Cross-reference: Navistar 1660320C91
