ARP 6.0/6.2 Head Bolts loom Two 1/8" NPT ports for

Two 1/8" NPT ports for sensors or turbo oil feed line

and lambda feedback via CAN Bus based

especially those where the high rpm cause the rod bores to narrow

Benefits of Brisk Silver Racing Spark plugs

Mercury I6

ARP 6.0/6.2 Head Bolts loom Two 1/8" NPT ports forARP Head Bolts to suit Early 6. 0. (Post Sept 2003) ARP is the undisputed world leader in automotive fasteners. They manufacture every fastener, bolt and nut that the world's top engine and chassis builders rely on in house. ARP engineers ensure that every piece will outperform any other fastener on the market today. That's why so many top engine builders rely on ARP racing products to hold their engines together. VCM Performance keeps an extensive