Engine Piston Ring Set - .040 Oversize for 1963-1969 Chevrolet/Pontiac/GMC 6.5L 6.9L (Bel Air, Biscayne, Chevelle, Impala) 641040
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The Hastings Engine Piston Ring Set - .040 Oversize (part number 2M641040) is a direct-fit replacement for 1963-1969 Chevrolet, Pontiac, and GMC vehicles with 6.5L and 6.9L 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) | 4.09375 |
| Oversize (mm) | 1 |
| Top Groove | 5/64 |
| Top Ring Surface Treatment | PLASMA MOLY |
Fits: 1963-1969 Chevrolet, Pontiac, and GMC models including Bel Air, Biscayne, Chevelle, Impala, Caprice, Camaro, C10 Pickup, C10 Suburban and more - 6.5L and 6.9L engines. Confirm your year, make, model, and engine before ordering.
Fitment Notes: Top Ring Surface Treatment: Plasma Moly; Weights: 1.140lb
Interchanges With: Sealed Power E232K