PAC Racing 500 Series Valve Spring Retainers PAC-R506

Name: PAC Racing 500 Series Valve Spring Retainers
Brand: PAC Racing Springs
SKU: RSC-PAC-R506
Price: 35.99 USD
Availability: InStock
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Part Number: RSC-PAC-R506

$35.99

PAC Racing 500 Series Valve Spring Retainers

Valve Spring Retainers, 500 Series, Titanium, 1.400 in. Outer Spring O.D., 10 degree Lock, Dual Springs, Each
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PAC Racing 500 Series Valve Spring Retainers PAC-R506

RSC-PAC-R506

Not Yet Reviewed

Part Number: RSC-PAC-R506

Estimated Ship Date from Texas: Monday 10/19/2026

$35.99

Overview

Applications

Q&A

Estimated Ship Date from Texas: Monday 10/19/2026 Would you rather pick it up?

Overview

Brand:

PAC Racing Springs

Manufacturer's Part Number:

PAC-R506

Part Type:

Valve Spring Retainers

Product Line:

PAC Racing 500 Series Valve Spring Retainers

Summit Racing Part Number:

RSC-PAC-R506

Outside Diameter of Outer Spring (in.):

1.400 in.

Retainer Material:

Titanium

Lock Style:

10 degree

Valve Spring Style:

Standard

Retainer Style:

Standard

Number of Springs Per Valve:

Dual

Inside Diameter of Inner Spring (in.):

0.695 in.

Locks Included:

Quantity:

Sold individually.

Notes:

Recommended for use with PAC-1226 & PAC-1326 springs.

PAC Racing 500 Series Valve Spring Retainers

PAC Racing 500 Series valve spring retainers are every bit as reliable as retainers 20 percent heavier. These retainers are produced from the finest proprietary high-tensile titanium alloy for incredible wear and strength. PAC's engineers take this material and form the ultimate lightweight retainers. They are designed for high-rpm professional racing and abusive or severe engine applications. When you're building severe engines, you need parts designed to withstand incredible heat and rpm. PAC Racing 500 Series valve spring retainers are built to take all that you can give.

Applications