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ARP Fasteners

ARP 300-8249 Perma-Loc? Stud Girdle 7/16-20 X 2.000&2.600 .750 BODy Dia

ARP 300-8249 Perma-Loc? Stud Girdle 7/16-20 X 2.000&2.600 .750 BODy Dia

ARP300-8249
$569.60 AUD
$569.60 AUD
Sale Sold out
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ARP PERMA-LOC 12 POINT POSI LOCKS 7/16"-20 .750" O.D. SET OF 16 ARP300-8249Stop your rocker arms from loosening forever with these Perma-Loc rocker arm adjusters from ARP. Made from heat-treated, premium-grade 8740 chromoly steel, these adjusters provide 190,000 psi tensile strength for the utmost in reliability. Other features include exclusive heads with special shouldered stops to hold the adjusting wrench, precision CNC-machined threads to ensure optimum seat pressure, flush-machined set screws for proper contact on the studs, and, best of all, they don't require any special tools for installation. Specs:Rocker Arm Style: Full roller
Rocker Arm Nut Style: Polylock
Rocker Stud Thread Diameter: 7/16-20 in.
Outside Diameter (in): 0.750 in.
For Use with Stud Girdle: Yes
Quantity: Sold as a set of 16.
Notes: This set contains both 2.050 in. and 2.615 in. length rocker arm nuts with a 0.600 in. shank diameter for use with big block stud girdles.




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