What is a gapless top piston ring?

A gapless top piston ring is designed without a traditional gap. This eliminates the primary source of combustion blow-by past the top ring, leading to improved cylinder sealing and more consistent power output, especially in high-performance applications.

What does the sizing 4.600 1/16, 3/16 refer to?

The 4.600 refers to the bore diameter the rings are designed to fit. The 1/16 inch is the width of the top ring, and the 3/16 inch is the width of the second ring. These are common dimensions for performance piston ring sets.

Are these rings suitable for a daily driver?

These gapless top piston rings are specifically designed for high-performance engine builds where maximum sealing and power are prioritized. While they are well-built, they may not be the optimal choice for a standard daily driver due to their specialized design and potential for increased wear if not properly matched with other engine components.

Specifications

Brand: Manley Performance
Part #: 46458GT-8
UPC: 807298072296

Manley Piston Ring, RING-4.600 1/16,3/16 GAPLESS TOP

Name: Manley Piston Ring, RING-4.600 1/16,3/16 GAPLESS TOP
Brand: Manley Performance
SKU: manley-performance-manley-piston-ring-ring-4-600-1-16-3-16-gapless-top-t14-881397
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 4.600" gapless top piston rings for high-performance engine builds.

Key Features

This product includes a set of Manley Performance gapless top piston rings.
The rings are sized for a 4.600 inch bore.
Features a gapless top ring design to eliminate blow-by and improve cylinder sealing.
Includes 1/16 inch top ring and 3/16 inch second ring dimensions.
Constructed from durable materials suitable for high-temperature and high-pressure environments.
Designed for high-performance engine builds and demanding 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

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About this part

Product Details

This product includes a set of Manley Performance gapless top piston rings, specifically sized for a 4.600 inch bore. These rings are designed for serious engine builds where precise sealing and maximum performance are critical. The gapless top ring design is a notable feature, engineered to eliminate the traditional top ring gap, which helps prevent combustion gases from blowing past the piston. This results in improved cylinder sealing and more consistent power delivery, especially under demanding conditions.

Manley Performance is known for producing well-built engine components, and these rings are no exception. They are constructed from durable materials chosen for their ability to withstand high temperatures and pressures found in performance engines. The 1/16 inch top ring and 3/16 inch second ring dimensions are standard for many performance applications, ensuring compatibility with a wide range of piston designs. The gapless top ring configuration is particularly beneficial for forced induction or high-compression naturally aspirated engines, as it helps maintain cylinder pressure more effectively.

When rebuilding or modifying an engine for high performance, the details matter. These gapless top piston rings from Manley are a solid choice for builders looking to optimize cylinder sealing and extract the most power from their engine. Please note that this part is not CARB approved and cannot be shipped to California. Always refer to the manufacturer's installation instructions for proper fitment and assembly procedures.