Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster
PAC Racing 500 Series Valve Spring Retainers PAC-R506-16
Part Number: RSC-PAC-R506-16
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, Set of 16
See More Specifications
|
Check the Fit
Estimated Ship Date: Dec 14, 2026 Would you rather pick it up?
Need It Sooner? We recommend these similar substitute parts:
PAC Racing 500 Series Valve Spring Retainers PAC-R506
Not Yet Reviewed
Estimated Ship Date: Monday 10/19/2026
Overview
Brand:
Manufacturer's Part Number:
PAC-R506-16
Part Type:
Product Line:
Summit Racing Part Number:
RSC-PAC-R506-16
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:
No
Quantity:
Sold as a set of 16.
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
Loading...
Loading...
Questions & Answers
Ask a Question
What type of question would you like to submit?
I have a Customer Service question
(order, shipping, returns, protection plans, etc.). Customer Service Question
(order, shipping, returns, protection plans, etc.). Customer Service Question
- OR -
I would like to ask other customers
a question about this Product. Product Related Question
a question about this Product. Product Related Question
Loading...
Reviews Write a Review
Some parts are not legal for use in California or other states with similar laws / regulations
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.
Email this page
