Engine Piston Ring Set - .030 Oversize for 1977-1980 Pontiac/Chevrolet/Oldsmobile 2.5L (Sunbird, Phoenix, Astre, Ventura) 41240CP.030
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The Mahle Engine Piston Ring Set - .030 Oversize (part number 41470CP.030) is a direct-fit replacement for 1983-1994 Pontiac, Buick, and Oldsmobile vehicles with 2.0L engines.
Specifications:
| Top Ring Material | Carbon Steel |
| Oil Ring Assembly Material | Stainless Steel |
| Oil Ring Assembly Groove Type | Shallow Groove |
| Second Ring Material | Cast Iron |
| Item Grade | Premium |
| Bore Diameter (in) | 3.416 |
| Second Ring Thickness (Axial Height) | 1.50 mm |
| Piston Ring Face Coating | Chrome |
| Top Ring Thickness (Axial Height) | 1.50 mm |
| Oil Ring Assembly Thickness (Axial Height) | 3.00 mm |
| Piston Ring Oversize | 0.030 in |
Fits: 1983-1994 Pontiac, Buick, and Oldsmobile models including Sunbird, Grand Am, Optima, Tempest, LeMans, J2000, J2000 Sunbird, Skyhawk and more - 2.0L engines. Confirm your year, make, model, and engine before ordering.
Fitment Notes: Size 0.030in; Material Grade Premium; Material UCR-Carbon Steel; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Chrome; OCR-Chrome; Axial Height UCR-1.5mm; LCR-1.5mm; OCR-3.0mm; Ring Type UCR:RF-13U; LCR:BT-10; OCR: CP-20; Shallow Groove
Interchanges With: Sealed Power E539KC75MM, Hastings Piston Rings 2M4601030