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 Valve - 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 Valve - 245 cc Intake - 170 cc Chamber - 1.540 in Springs - Straight Plug - Aluminum - Mopar 426 Hemi - Each

Cylinder Head - Performer RPM - Assembled - 2.140 / 1.810 in Valve - 210 cc Intake - 88 cc Chamber - 1.550 in Springs - Angle Plug - Aluminum - Mopar B / RB-Series - Each

Cylinder Head - Power Port 270 - Assembled - 2.190 / 1.760 in Valves - 270 cc Intake - 78 cc Chamber - 1.550 in Springs - Aluminum - Mopar B / RB-Series - Each

Cylinder Head - E-Street - Assembled - 2.140 / 1.810 in Valve - 210 cc Intake - 75 cc Chamber - 1.550 in Springs - Straight Plug - Aluminum - Mopar RB-Series - Pair