These ARP High Performance series head bolt kits are tough! They are rated at 170,000 psi--15 percent stronger than Grade 8 fasteners. They come available with hex heads or reduced wrenching 6-point heads that eliminate the need for
 valvetrain removal when re-torquing cylinder heads.
EVERY BODY KNOWS ARP IS BEST IN INDUSTRY 

REMEMBER OLDS ROCKET PARTS OFFERS 7 DAYS A WEEK TECH SERVICE . YOU ARE WELCOME TO CALL IN ANY TIME FOR ANY QUESTION . EVEN IF YOU DIDNT BUY THE PARTS FROM US . WE HAVE OVER 15 YEARS EXPERIENCE IN BUILDING OLDS ENGINES . WE FEEL EVENINGS AND WEEKENDS IS WHEN MOST CUSTOMERS ARE BUILDING THERE MOTORS . THIS IS WHY WE OFFER THIS TECH SERVICE . ALSO THIS WAY YOU MAKE SURE YOU ORDER THE RIGHT PARTS AND INSTALL THEM CORRECTLY .

WE ARE NOT IN ANY WAY MONDELLO S !!!!