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PAC Racing 500 Series Valve Spring Retainers PAC-R512
Part Number: RSC-PAC-R512
PAC Racing 500 Series Valve Spring Retainers
Beehive 500 Series Retainer - Retainer for Ford (FMOD). Lock angle: 7 degree
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Estimated Ship Date: Oct 26, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
PAC-R512
Part Type:
Product Line:
Summit Racing Part Number:
RSC-PAC-R512
Outside Diameter of Outer Spring (in.):
0.865 in.
Retainer Material:
Titanium
Lock Style:
7 degree
Valve Spring Style:
Beehive
Retainer Style:
Standard
Number of Springs Per Valve:
Single
Inside Diameter of Inner Spring (in.):
0.570 in.
Locks Included:
No
Quantity:
Sold individually.
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.
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Some parts are not legal for use in California or other states with similar laws / regulations
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