Specifications
- Brand
- Mahle
- Part #
- 4050-300S
- UPC
- 4050-300S

Mahle MS 4.050in 3.0MM Oil Ring Expanders - Standard Tension
$19.83
Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.
Mahle MS 4.050in 3.0MM Oil Ring Expanders - Standard Tension. These expanders help maintain proper oil ring tension for better sealing.
Key Features
- This product includes Mahle MS 4.050in 3.0MM Oil Ring Expanders with Standard Tension.
- Designed for a 4.050-inch bore size.
- Compatible with 3.0mm oil ring widths.
- Standard tension expanders are suitable for a wide range of engine rebuilds.
- Mahle is a popular brand for engine components.
⚠️ 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
In this set, you get the Mahle MS 4.050in 3.0MM Oil Ring Expanders with Standard Tension. These expanders are a key part of your piston ring assembly, working with the oil control ring to ensure it seals correctly against the cylinder wall. Proper oil ring function is crucial for preventing oil from entering the combustion chamber, which helps keep your engine running clean and efficiently.
Mahle is a well-known name in engine components, and these expanders are built to do their job. They are designed to fit a 4.050-inch bore with a 3.0mm oil ring width, and the standard tension is suitable for many rebuilds. When you're putting an engine back together, getting the piston rings seated and tensioned correctly makes a big difference in performance and longevity.
Specifications
- Brand
- Mahle
- Manufacturer Part #
- 4050-300S
- UPC
- 4050-300S
Frequently Asked Questions
You Might Also Like
Similar products from the same category
Mahle MS 4.050in 3.0MM Oil Ring Expanders - Standard Tension




