Engine Piston Ring Set - .030 Oversize for 1956-1967 Ford/Mercury/Oldsmobile 5.4L 5.8L E-248K 30
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The Hastings Engine Piston Ring Set - .030 Oversize (part number 450030) is a direct-fit replacement for 1956-1967 Pontiac and DeSoto vehicles with 5.4L and 5.3L 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) | 3.71875 |
| Oversize (mm) | 0.75 |
| Top Groove | 5/64 |
| Top Ring Surface Treatment | PHOSPHATE |
Fits: 1956-1967 Pontiac and DeSoto models including LeMans, Firebird, Tempest, Firedome, Fireflite - 5.4L and 5.3L engines. Confirm your year, make, model, and engine before ordering.
Fitment Notes: Bore Size (in): 3.71875 in; Top Groove:5/64 in; 2nd Groove:5/64 in; 1st Oil Groove:3/16 in; Plain Cast Top Ring; 8Cyl Ring Set; Top Ring Surface Treatment: Phosphate
Interchanges With: Sealed Power 1026P, Sealed Power 1028P, Sealed Power 274P, Sealed Power 287P, Sealed Power 9147X, Sealed Power E265X