Cylinder Head - PowerPort - Assembled - 2.190 / 1.760 in Valves - 240 cc Intake - 78 cc Chamber - 1.460 in Springs - Straight Plug - Aluminum - Mopar B / RB-Series - Each

Cylinder Head - Power Port 240 - Assembled - 2.190 / 1.760 in Valves - 240 cc Intake - 78 cc Chamber - 1.560 in Springs - Aluminum - Mopar B / RB-Series - 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 - Power Port 270 - Assembled - 2.190 / 1.760 in Valves - 270 cc Intake - 78 cc Chamber - 1.560 in Springs - Aluminum - Mopar B / RB-Series - Each

Cylinder Head - Victor JR. - Assembled - 2.320 / 1.940 in Valves - 245 cc Intake - 170 cc Chamber - 1.540 in Springs - Straight Plug - Aluminum - Mopar 426 Hemi - Each

Cylinder Head - Victor JR. - Assembled - 2.320 / 1.940 in Valves - 245 cc Intake - 170 cc Chamber - 1.540 in Springs - Straight Plug - Aluminum - Mopar 426 Hemi - Each