Specifications
- Brand
- Mahle
- Part #
- 4170MS-15
- UPC
- 4170MS-15

Mahle MS 4.165in+ .005in 1.5 1.5 3.0 mm File Fit Rings
$158.86
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Mahle file fit piston ring set, 4170MS-15. 1.5mm, 1.5mm, 3.0mm sizes. For universal engine applications. Not CARB approved.
Key Features
- Fits universal engine applications.
- File fit design requires gapping to cylinder bore.
- Ring sizes: 1.5mm top ring, 1.5mm second ring, 3.0mm oil ring.
- Sized +.005 inches over standard.
- Mahle brand piston ring set.
⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more
Product Details
This is a Mahle 4170MS-15 piston ring set, designed for universal engine applications. These rings are file-fit, meaning you'll need to gap them to your specific cylinder bore during installation. The set includes rings with a 1.5mm top ring, a 1.5mm second ring, and a 3.0mm oil control ring, and they are sized +.005 inches over standard. Proper gapping is crucial for sealing and preventing blow-by, ensuring your engine runs efficiently.
Mahle is a well-known name in engine components, and this set is built to perform. The file-fit design gives you the flexibility to achieve a precise fit in your cylinders, which is especially important for custom builds or engines with slightly worn bores. Remember that these rings are not CARB approved and cannot be shipped to California.
Specifications
- Brand
- Mahle
- Manufacturer Part #
- 4170MS-15
- UPC
- 4170MS-15
Frequently Asked Questions
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Mahle MS 4.165in+ .005in 1.5 1.5 3.0 mm File Fit Rings




