Cylinder Heads & Components

Valve Seat - Intake - 2.010 in OD x 1.600 in ID x 0.375 in - Powdered Metal - Each

Valve Guide - Exhaust - 0.267-0.270 in Valve - 1.780 in Long - 0.4935-0.4945 in OD - Bronze - Ford Modular - Set of 4

Valve Guide - Intake - 0.267-0.270 in Valve - 1.780 in Long - 0.4935-0.4945 in OD - Bronze - Ford Modular - Set of 4

Valve Guide - Intake - 0.267-0.270 in Valve - 1.780 in Long - 0.4935-0.4945 in OD - Powdered Metal - Set of 4

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

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

Cylinder Head Bushing - 0.500 in OD - 7/16 in ID - Chromoly - Black Oxide - Head Bolts - Aluminum Head - Small Block Ford - Set of 20

Thermactor Plug - 5/8-11 in Outside Thread - 7/16-14 in Internal Thread - Steel - Natural - Small Block Ford - Each

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

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

Cylinder Head - Super 23 - Assembled - 1.940 / 1.500 in Valves - 175 cc Intake - 56 cc Chamber - 1.460 in Springs - Aluminum - Small Block Chevy - Each

Cylinder Head - DHC - Assembled - 2.020 / 1.600 in Valves - 175 cc Intake - 60 cc Chamber - 1.460 in Springs - Straight Plug - Aluminum - Small Block Chevy - Each

Cylinder Head - DHC - Assembled - 2.020 in / 1.600 in Valve - 175 cc Intake - 60 cc Chamber - Springs - Aluminum - Small Block Chevy - Each

Cylinder Head - DHC - Assembled - 2.020 / 1.600 in Valves - 175 cc Intake - 60 cc Chamber - 1.470 in Springs - Straight Plug - Aluminum - Small Block Chevy - Each

Valve Guide - Speed Pro - 11/32 in Valve - 2.600 in Long - 0.5020 in OD - Bronze - Universal - Set of 8

Cylinder Head - Bare - 2.281 in / 1.744 in Valve - Angle Plug - Aluminum - GM LS-Series - Each

Steam Port Block Off - Hardware / O-Rings - Aluminum - Natural - GM LS-Series - Kit

Cylinder Head - Fastburn - Bare - 2.000 / 1.550 in Valves - 210 cc Intake - 62 cc Chamber - Angle Plug - Aluminum - Small Block Chevy - Each

Cylinder Head - Assembled - 1.940 / 1.500 in Valves - 170 cc Intake - 64 cc Chamber - 1.280 in Springs - Straight Plug - Iron - Small Block Chevy - Each

Cylinder Head - Assembled - 2.165 / 1.590 in Valves - 260 cc Intake - 68.4 cc Chamber - 1.290 in Springs - GM LS-Series - Each