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AF9051-100-13
AF527-06BLK
200-12-1MBLK
AFR's 285cc heads feature 100% CNC ported intake
dry conditions and rain water Note: Leg sizes are approximate and may vary
Single Head / Main Stud ARAP6.120-1LB Product:7/16" Thread X 6.120" OAL AF9051-100-13Single Head Main Stud7 16" Thread X 6. 120" OAL ARAP6. 120 1LB AP6. 120 1LB 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 rated far superior to "aircraft" quality alloy steels. Secondly,
