What is the benefit of a gapless top piston ring?

A gapless top ring creates a more complete seal between the piston and cylinder wall. This helps prevent combustion pressure from escaping past the ring, leading to more consistent power and improved engine efficiency.

What does the '4.560' in the product name refer to?

The '4.560' indicates the bore diameter in inches for which these piston rings are designed. It's crucial to match this size to your engine's cylinder bore for proper fitment and sealing.

Are these piston rings suitable for all engine builds?

These gapless rings are particularly beneficial for high-performance engines, especially those with forced induction or high compression. Always consult your engine builder or Manley Performance's recommendations for your specific application.

Specifications

Brand: Manley Performance
Part #: 46456GT-8
UPC: 807298072289

Manley Piston Ring, RING-4.560 1/16,3/16 GAPLESS TOP

Name: Manley Piston Ring, RING-4.560 1/16,3/16 GAPLESS TOP
Brand: Manley Performance
SKU: manley-performance-manley-piston-ring-ring-4-560-1-16-3-16-gapless-top-t14-881396
Price: 666.12 USD
Availability: BackOrder

$666.12

On Backorder

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

Manley Performance gapless top piston rings for 4.560" bore. Essential for high-performance engine builds.

Key Features

Fits 4.560 inch bore.
Gapless top ring design for improved sealing.
1/16 inch top ring and 3/16 inch second ring dimensions.
Manley Performance is a well-known brand in performance engine parts.
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

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About this part

Product Details

When you're rebuilding the top end of a high-performance engine, the piston rings are a critical component that often gets overlooked. These Manley gapless top piston rings are designed for a 4.560-inch bore, ensuring a precise fit for your custom build. The gapless design is a notable improvement over traditional rings, as it creates a more complete seal between the piston and cylinder wall. This means less combustion pressure can escape past the ring, leading to more consistent power delivery and improved efficiency.

Manley Performance has a reputation for well-built engine components, and these rings are no exception. They feature a 1/16-inch top ring and a 3/16-inch second ring, a common configuration for many performance applications. The gapless top ring design is particularly beneficial in forced induction or high-compression scenarios where maintaining cylinder pressure is paramount. This design helps prevent blow-by, which can rob your engine of power and potentially lead to increased oil consumption or detonation. While these rings are built for serious performance, it's important to note they are not CARB approved and cannot be shipped to California.

For a successful engine rebuild, always ensure you have the correct ring groove dimensions and follow the manufacturer's installation instructions carefully. Proper installation is key to unlocking the full potential of these gapless rings and ensuring the longevity of your engine build.