Cylinder Head - Power Port - Assembled - 2.020 / 1.570 in Valves - 190 cc Intake - 60 cc Chamber - 1.560 in Springs - Aluminum - Small Block Mopar - Each
Cylinder Head - Super Cobra Jet - Assembled - 2.200 / 1.760 in Valves - 290 cc Intake - 72 cc Chamber - Dual Springs - Aluminum - Big Block Ford - Each
Cylinder Head - PowerPort - Assembled - 2.190 / 1.760 in Valves - 240 cc Intake - 78 cc Chamber - 1.550 in Springs - Aluminum - Mopar B / RB-Series - Each
Cylinder Head - PowerPort - Assembled - 2.190 / 1.760 in Valves - 270 cc Intake - 78 cc Chamber - 1.550 in Springs - Aluminum - Mopar B / RB-Series - Each
Cylinder Head - Twisted Wedge - Assembled - 2.055 / 1.600 in Valves - 190 cc Intake - 66 cc Chamber - 1.295 in Springs - Aluminum - Small Block Ford - Each
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