Specifications
- Brand
- Mahle
- Part #
- 4140MS-112
- UPC
- 4140MS-112

Mahle MS 4.135in +.005in 1.0mm 1.0mm 2.0mm File Fit Rings
$202.98
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Mahle MS 4.135in +.005in file fit piston ring set. Universal fitment for engine rebuilds.
Key Features
- Fits: Universal
- Size: 4.135 inch bore diameter
- Tolerances: +.005 inch file fit
- Ring dimensions: 1.0mm, 1.0mm, 2.0mm
- Includes two 1.0mm compression rings and one 2.0mm oil control ring
- Standard tension rings suitable for various applications
⚠️ 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 MS piston ring set, sized at 4.135 inches with a +.005 inch file fit. These rings are designed for engine rebuilds where precise ring gap adjustment is needed. The set includes three rings per piston: two compression rings measuring 1.0mm and a 2.0mm oil control ring.
Mahle is a well-known name in engine components, and this ring set is built to meet the demands of an engine rebuild. The file-fit design means you'll need to carefully measure and file the end gap on each ring to achieve the correct clearance for your specific engine bore. This allows for a more tailored fit, which is crucial for optimal sealing and performance, especially in modified or performance applications. The standard tension is suitable for a wide range of applications.
Remember that these rings are not CARB approved and cannot be shipped to California. Always refer to your engine's service manual for proper installation procedures and ring gap specifications.
Specifications
- Brand
- Mahle
- Manufacturer Part #
- 4140MS-112
- UPC
- 4140MS-112
Frequently Asked Questions
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Mahle MS 4.135in +.005in 1.0mm 1.0mm 2.0mm File Fit Rings




