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A taller profile with extra long runners that extend into the plenum offers increased volume
1999 CHEVROLET EXPRESS 2500 6
Low speed adjustable for the ultimate in driver feel
800" UHL (ARP2000)
TheRB26 OEM fuel rails are incredibly restrictive and impede the fuel delivery to the injectors under high fuel pressures
ARP SB Chevy w/ Windage Tray Main Stud Kit 234-5501 Optima 4th Gen A taller profile with extraARP SB Chevy w windage tray main stud kit (234 5501) ARP Main Stud Kits 234 5501 ARP main stud kits help eliminate main cap walk fretting and protect the threads in your engine block. They include studs made from 8740 chromoly steel and heat treated in house to 190,000 psi tensile strength rating. The precision J form threads are rolled after heat treat for much stronger threads than the competition. Kits come complete with hardened parallel ground