ARP Head Bolts tein Also know as contact reduction

Also know as contact reduction grooves

Their standard offering already includes Dual Pin Oilers - providing double the amount of oil to the wrist pin

efficient brazed aluminium core

Quality Fasteners are required to keep everything where it belongs in your engine

ARP Head Bolts tein Also know as contact reductionProduct Description ARP Head Bolt Kit Toyota 1. 3L 1. 5L 4EFTE 5EFE 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 12 point heads that eliminate the need for valve train removal when re torquing cylinder heads.