No need to constantly readjust your rockers with ARP Perma-Locs!
For use with most aluminum roller rocker arms
7/16″-20 Thread
1.200″ Overall Height
0.550″ Body Diameter
Set of 16
ARP 300-8245 Perma-Loc Poly Lock Rocker Arm Adjuster Nuts – 7/16″-20 16 Pack
Original price was: $71.99.$41.59Current price is: $41.59.
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