Engine Piston Ring Set - .020 Oversize for 1977-1986 Pontiac/Chevrolet/Jeep 2.5L (Phoenix, 6000, Firebird, Sunbird) 5570020
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The Hastings Engine Piston Ring Set - .020 Oversize (part number 2M5570020) is a direct-fit replacement for 1977-1986 Pontiac, Chevrolet, Jeep, and Oldsmobile vehicles with 2.5L 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) | 4.000 |
| Notes | W/Deep Oil Grv. |
| Oversize (mm) | 0.5 |
| Top Groove | 5/64 |
| Top Ring Surface Treatment | PLASMA MOLY |
Fits: 1977-1986 Pontiac, Chevrolet, Jeep, Oldsmobile, and Buick models including Phoenix, 6000, Firebird, Sunbird, Fiero, Grand Am, Astre, Ventura and more - 2.5L engines. Confirm your year, make, model, and engine before ordering.
Fitment Notes: Top Ring Surface Treatment: Plasma Moly; W/Deep Oil Grv.; Weights: 0.578lb
Interchanges With: Sealed Power 13981K, Sealed Power 13982K, Sealed Power E381K, Sealed Power E382K, Sealed Power H896CP, Sealed Power H897CP, Mahle 41240