Cylinder Heads

Air Flow Research

AFR SB Chevy & LS3 Intake Seat 2.200 OD x 1.750 ID x .375: EACH

Air Flow Research

AFR SB Chevy Exhaust Seat 1.695 OD x 1.325 ID x .305: EACH

Air Flow Research

AFR SB Ford/LS1 Intake Seat 2.130 OD x 1.680 ID x .375”: EACH

Air Flow Research

AFR SB Ford/LS1/LS3 Exhaust Seat 1.650 OD x 1.350 ID x .375: EACH

Air Flow Research

AFR SBC/SBF 11/32” Bronze Guide, .505” O.D. (oversize): EACH

Air Flow Research

AFR SBC/SBF 11/32” Guide, 502” O.D.: EACH

Air Flow Research

AFR SBF NHRA Exhaust Seat 1.650 OD X 1.250 ID x .375: EACH

Air Flow Research

AFR SBF NHRA Intake Seat 2.131 OD X 1.600 ID X .375": EACH

Air Flow Research

BBC 18° 11/32 Inconel 1.800 X 5.935 O.A.L. Tulip Race Exhaust Valve, Ea.: EACH

Air Flow Research

BBC 18° 11/32 Inconel 1.800 X 5.935 O.A.L. Tulip Race Exhaust Valve, Set: SET

Air Flow Research

BBC 18° 11/32 Stainless Steel 1.800 X 5.935 O.A.L. Tulip Race Exhaust Valve, Ea.: EACH

Air Flow Research

BBC 18° 11/32 Stainless Steel 1.800 X 5.935 O.A.L. Tulip Race Exhaust Valve, Set: SET