What is the bore size for these piston rings?

These Mahle piston rings are designed for a 4.000-inch bore size. It's important to match this to your engine's cylinder bore for proper fitment and sealing.

Are these piston rings suitable for all engine builds?

These are standard tension rings, which are a popular choice for many general engine rebuilds. For highly specialized or racing applications, you may need to consult specific performance requirements.

Can this product be shipped to California?

No, this product is not CARB approved and cannot be shipped to California due to emissions regulations.

Mahle Piston Rings PC479 Std Tension 4.000in - 3150072.035

Name: Mahle Rings Fire Power PC479 Std Tension 4.000in Plain Ring Set
Brand: Mahle OE
SKU: mahle-oe-mahle-rings-fire-power-pc479-std-tension-4-000in-plain-ring-set-t14-49950
Price: 173.49 USD
Availability: BackOrder

Mahle Rings Fire Power PC479 Std Tension 4.000in Plain Ring Set

$173.49

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Mahle OE Piston Rings PC479 Standard Tension, 4.000in bore size. Not CARB approved.

Key Features

This product is a set of standard tension piston rings.
Designed for a 4.000-inch bore size.
Manufactured by Mahle OE, a popular brand in engine components.
Not CARB approved; cannot be shipped to California.

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Product Details

This set includes standard tension piston rings from Mahle, designed for a 4.000-inch bore. These rings are a crucial part of your engine's sealing system, working to keep combustion pressure contained and oil out of the combustion chamber. Proper ring function is key to engine performance and longevity, ensuring efficient power delivery and preventing excessive oil consumption.

Mahle is a well-known name in engine components, and this ring set is built to meet the demands of engine rebuilding. The standard tension design is suitable for a wide range of applications where optimal sealing is required without the need for specialized high-performance tension. When rebuilding an engine, selecting reliable piston rings like these from Mahle helps ensure a solid foundation for your new or refreshed powerplant.

Please note that this ring set is not CARB approved and cannot be shipped to California. Always refer to your vehicle's specific service manual for detailed installation procedures and specifications.