ARP Head Studs Mini Cooper S 2002-2006 vendor_Tomei The Invidia large diameter header

The Invidia large diameter header maintains the all of the great features and design incorporated into all Invidia products

Blues are the #1 selling brake pad material for SCCA Club racers

Decreases Spool Time - flows 10% more than the competition

CNC machined and dynamically computer balanced for smooth high RPM reliability

ARP Head Studs Mini Cooper S 2002-2006 vendor_Tomei The Invidia large diameter headerPart #: 201 4301 ARP uses a premium grade 8740 alloy that is rated far superior to "aircraft" quality. Because ARP studs are manufactured to strict tolerances, you will note that gaskets and cylinder heads literally glide into position and are perfectly aligned something that won't happen with inferior quality head studs. ARP studs are thread rolled after heat treat, which gives them about 1000% (that's ten times) better fatigue strength than those