Specifications
- Brand
- Mahle
- Part #
- 4155-300R
- UPC
- 4155-300R

Mahle MS 4.155in 3.0MM Oil Ring Rails
$19.83
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Mahle oil ring rails, part# 4155-300R. Universal fit.
Key Features
- Fits 4.155 inch bore size.
- Designed for a 3.0mm oil ring groove.
- Mahle is a popular brand for engine components.
- Not CARB approved; cannot ship to California.
⚠️ 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
Mahle is a well-known name in engine components, often supplying parts for original equipment manufacturers. These Mahle MS oil ring rails are a direct replacement part for your engine rebuild. They are designed to fit a 4.155-inch bore with a 3.0mm oil ring groove.
These rails are built to help control oil consumption by ensuring the oil ring seals properly against the cylinder wall. Proper oil control is key to preventing excessive smoke, fouled spark plugs, and reduced engine performance. When rebuilding an engine, using well-made piston ring components like these Mahle rails helps ensure the longevity and efficiency of your work.
Specifications
- Brand
- Mahle
- Manufacturer Part #
- 4155-300R
- UPC
- 4155-300R
Frequently Asked Questions
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Mahle MS 4.155in 3.0MM Oil Ring Rails




