ARP fasteners Single Head / Main Stud ARAP6.000-1LB Product:7/16" Thread X 6.000" OAL ( fits Merlin Head x2 Required Per Head) as well as protecting the

as well as protecting the threads in your engine block

resulting in higher flow and reduced lag time

Suits All Aeroflow Fuel Cells

20 - 1-5/8" (40mm) I

2) to GM Powerglide

ARP fasteners Single Head / Main Stud ARAP6.000-1LB Product:7/16" Thread X 6.000" OAL ( fits Merlin Head x2 Required Per Head) as well as protecting theSingle Head Main Stud7 16" Thread X 6. 000" OAL ( fits Merlin Head x2 Required Per Head) Brand: ARP Part Number: ARAP6. 000 1LB Description: It is for good reason that virtually every top professional engine builder relies on ARP Pro Series head studs for their all out competition powerplants. Simply stated, there's not a better stud setup on the market today. For openers, ARP only uses premium grade 8740 alloy and a proprietary ARP2000 alloy that are