Engine Piston Ring Set - Standard Size for 2002-2009 Chevrolet/GMC/Saab 4.2L (Trailblazer, Trailblazer EXT, Envoy, Envoy XL) E-988K
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The Mahle Engine Piston Ring Set - Standard Size (part number 41907CP) is a direct-fit replacement for 2002-2009 Chevrolet, GMC, Isuzu, and Saab vehicles with 4.2L engines.
Specifications:
| Top Ring Thickness (Axial Height) | 0.0469 in |
| Oil Ring Assembly Thickness (Axial Height) | 0.0984 in |
| Piston Ring Face Coating | Plasma-Moly |
| Second Ring Material | Carbon Steel |
| Oil Ring Assembly Material | Stainless Steel |
| Bore Diameter (in) | 3.6614 |
| Top Ring Material | Carbon Steel |
| Second Ring Thickness (Axial Height) | 0.0587 in |
| Item Grade | Premium |
| Piston Ring Oversize | Standard |
| Size | Shallow Groove |
Fits: 2002-2009 Chevrolet, GMC, Isuzu, Saab, and Buick models including Trailblazer, Blazer, Envoy, Ascender, 9-7x, Rainier, Bravada - 4.2L engines. Confirm your year, make, model, and engine before ordering.
Fitment Notes: Size Standard; Material Grade Premium; Material UCR-Carbon Steel; LCR-Cast Iron; OCR-Stainless Steel; Facing UCR-Plasma-Moly; OCR-Chrome; Axial Height UCR-1.2mm; LCR-1.2mm; OCR-2.5mm; Ring Type UCR:RF-13PF; LCR:THG-10; OCR: CP-20; Shallow Groove
Interchanges With: Hastings Piston Rings 2M5227