Comp Cams 4777-16 Id Spring Locator Set Of 16-1.540 Od, .640 Id, .060 Thickness Glow Plug Kits FRTSHCK EXT 17-20 F25/350 DISL

FRTSHCK EXT 17-20 F25/350 DISL

Fits: BB Ford

with air vents for better air flow

Included with this harness are the following parts: GM engineered fuse block & Painless mounting bracket

[ EASY TO INSTALL ] - Direct Plug-In installation

Comp Cams 4777-16 Id Spring Locator Set Of 16-1.540 Od, .640 Id, .060 Thickness Glow Plug Kits FRTSHCK EXT 17-20 F25/350 DISLCOMP Cams offers a simple but effective solution to this problem. These Valve Spring Locators provide a thin, hardened steel alloy seat that will not only protect the head and shim, but also locate and hold the spring in place. Previously, this part has been available only in a cup form with the retaining portion being on the outside of the part. This required that the head be machined a great deal to accept this cup so COMP now offers an I. D.