Engine Piston Ring Set - .040 Oversize for 1958-1966 Pontiac/Plymouth/Dodge 5.7L 6.1L (Bonneville, Catalina, Star Chief, Grand Prix) 639040
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The Hastings Engine Piston Ring Set - .030 Oversize (part number 639030) is a direct-fit replacement for 1958-1966 Pontiac, Plymouth, Dodge, and DeSoto vehicles with 5.7L, 6.1L, and 6.4L engines.
Specifications:
| 1st Oil Groove | 3/16 |
| 1st Oil Ring Material | STEEL RAIL/STAINLESS EXP |
| 1st Oil Ring Surface Treatment | CHROME |
| 2nd Groove | 5/64 |
| 2nd Ring Surface Treatment | PHOSPHATE |
| Bore Size (in) | 4.0625 |
| Oversize (mm) | 0.75 |
| Top Groove | 5/64 |
| Top Ring Surface Treatment | PHOSPHATE |
Fits: 1958-1966 Pontiac, Plymouth, Dodge, and DeSoto models including Bonneville, Catalina, Star Chief, Grand Prix, GTO, Ventura, Chieftain, Super Chief and more - 5.7L, 6.1L, and 6.4L engines. Confirm your year, make, model, and engine before ordering.
Fitment Notes: Top Ring Surface Treatment: Phosphate; Weights: 1.188lb
Interchanges With: Sealed Power 1054P, Sealed Power 1055P, Sealed Power 1060P, Sealed Power 253P, Sealed Power 288P, Sealed Power 9128X, Sealed Power E253X