12-Pt Head Stainless Finish for Chrysler 5.7/6.1L Hemi with aluminum intake*

12-Pt Head Stainless Finish for Chrysler 5.7/6.1L Hemi with aluminum intake*Material: Stainless Steel Finish: Polished Material 2: Stainless Steel Finish 2: Origin: USA

while expensive

Available inblack oxide finished chrome moly or rust-proofstainless steel

ARP uses a unique manufacturingprocess where the alignment sleeve is roll formed onto the shaft(not welded or pinned)

Now available for all popular applications

This prevents any unnecessary wear or damage to rotating

and -6 thru -20 O-ring sizes

the adjuster body is heat-treated all the way through (not just case hardened)

All Pro Series head bolts have areduced wrenching hex or 12-point head and wide area flange to permit the use of larger diameter valve springs and eliminate the need for valve train removal during cylinder head retorquing

ARP 12-point nuts are manufactured in thick wall versions for optimum strength and rigidity and thin wall versions for applications with limited space requirements

insulated plastic carrying case for protection

Simply stated

The high cobalt content of this alloy