Ford 4.6L/5.4L Modular 2V Cyl. Head 185cc Assm

Cylinder Head - Twisted Wedge - Assembled - 1.840 / 1.450 in Valves - 185 cc Intake - 38 cc Chamber - 0.940 in / 1.050 in Springs - Aluminum - Ford Modular - Each

Alum Cyl Head SBF 61cc T/W 170cc Assembled

Cylinder Head - Twisted Wedge - Assembled - 2.020 / 1.600 in Valves - 170 cc Intake - 61 cc Chamber - 1.460 in Springs - Aluminum - Small Block Ford - Each

SBF Twisted Wedge Head 170cc/58cc

Cylinder Head - Twisted Wedge - Assembled - 2.020 / 1.600 in Valves - 170 cc Intake - 58 cc Chamber - 1.460 in Springs - Aluminum - Small Block Ford - Each

SBC CNC 18-Degr Cyl Head 250cc Assembled

Cylinder Head - Ultra 18 - Assembled - 2.150 / 1.600 in Valves - 250 cc Intake - 56 cc Chamber - 1.560 in Springs - Angle Plug - Aluminum - Small Block Chevy - Each

Alum Cyl Head CNC GM LS1 65cc A/P 225cc Bare

Cylinder Head - Gen X - Assembled - 2.055 / 1.575 in Valves - 225 cc Intake - 65 cc Chamber - 1.300 in Springs - Angle Plug - Aluminum - GM LS-Series - Each

Alum Cyl Head CNC GM LS1 64cc A/P 220cc

Cylinder Head - Gen X - Assembled - 2.040 / 1.570 in Valves - 220 cc Intake - 64 cc Chamber - 1.300 in Springs - Aluminum - GM LS-Series - Each

Alum Cyl Head SBC 62cc A/P 195cc Assembled

Cylinder Head - Super 23 - Assembled - 2.020 / 1.600 in Valves - 195 cc Intake - 62 cc Chamber - 1.460 in Springs - Angle Plug - Aluminum - Small Block Chevy - Each

SBC Vortec Cylinder Head 185cc Assembled

Cylinder Head - Vortec - Assembled - 2.000/1.550 in Valves - 185 cc Intake - 66 cc Chamber - 1.320 in Springs - Straight Plug - Cast Iron - Small Block Chevy - Each

Vortec Head - SBC (Each)

Cylinder Head - Assembled - 1.940 / 1.500 in Valves - 225 cc Intake - 64 cc Chamber - 1.280 in Springs - Small Block Chevy - Each

BBC Cylinder Head Iron 118cc Bare

Cylinder Head - Service Replacement - Bare - 2.180 / 1.880 in Valve - 325 cc Intake - 118 cc Chamber - Cast Iron - Big Block Chevy - Each

SBC Cast Iron Head - 178cc S/P 76cc

Cylinder Head - Bare - 1.940 / 1.500 in Valves - 178 cc Intake - 76 cc Chamber - Straight Plug - Iron - Small Block Chevy - Each

SBC Cast Iron Head - 170cc S/P 64cc

Cylinder Head - Bare - 1.940 / 1.500 in Valves - 170 cc Intake - 64 cc Chamber - Straight Plug - Iron - Small Block Chevy - Each