Engine Piston Ring Set - Standard Size for 1956-1967 Ford/Mercury/Oldsmobile 5.4L 5.8L E-248K
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The Mahle Engine Piston Ring Set - Standard Size (part number 50139) is a direct-fit replacement for 1956-1967 Ford, Oldsmobile, Mercury, and Lincoln vehicles with 5.4L, 5.8L, and 6.0L engines.
Specifications:
| Top Ring Thickness (Axial Height) | 0.0781 in |
| Oil Ring Assembly Material | Stainless Steel |
| Bore Diameter (in) | 4.000 |
| Top Ring Material | Cast Iron |
| Item Grade | Standard |
| Second Ring Material | Cast Iron |
| Piston Ring Face Coating | Non Coated |
| Oil Ring Assembly Thickness (Axial Height) | 0.1875 in |
| Second Ring Thickness (Axial Height) | 0.0781 in |
| Piston Ring Oversize | Standard |
Fits: 1956-1967 Ford, Oldsmobile, Mercury, Lincoln, and Edsel models including Country Sedan, Country Squire, Ranch Wagon, Fairlane, Galaxie, Custom 300, Galaxie 500, Ranchero and more - 5.4L, 5.8L, and 6.0L engines. Confirm your year, make, model, and engine before ordering.
Fitment Notes: Size Standard; Material Grade Standard; Material UCR-Cast Iron; LCR-Cast Iron; OCR-Stainless Steel; Facing OCR-Chrome; Axial Height UCR-5/64in; LCR-3/32in; OCR-3/16in; Ring Type UCR:BT-10; LCR:BT-10; OCR: CP-20
Interchanges With: Hastings Piston Rings 577, Hastings Piston Rings 650