ARP Adjustable 7/16" 12pt rocker arm nut kit (300-8242) Pushlock With one of our short

With one of our short style Nissan master cylinders the total distance from the firewall is 110mm

Manufacturer's Part Number: B42104041

Replacement Aeroflow Valve Locks/Keepers

Part Number: AF9251-125-13

ARP Adjustable 7/16" 12pt rocker arm nut kit (300-8242) Pushlock With one of our shortARP Adjustable 7 16" 12pt rocker arm nut kit (300 8242) ARP Perma Loc Rocker Arm Adjusters 300 8242 Stop your rocker arms from loosening forever with these ARP Perma Loc rocker arm adjusters. 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