Cylinder Head - Performer RPM - Assembled - 2.140 / 1.81 in Valve - 210 cc Intake - 88 cc Chamber - 1.550 in Springs - Aluminum - Mopar B / RB-Series - Each
Cylinder Head - Performer RPM - Assembled - 2.140 / 1.810 in Valve - 210 cc Intake - 75 cc Chamber - 1.550 in Springs - Aluminum - Mopar B / RB-Series - Each
Cylinder Head - Performer RPM High-Compression - Assembled - 2.190 / 1.880 in Valve - 290 cc Intake - 100 cc Chamber - 1.550 in Springs - Aluminum - Big Block Chevy - Each
Cylinder Head - Performer RPM - Assembled - 2.140 / 1.810 in Valve - 210 cc Intake - 84 cc Chamber - 1.550 in Springs - Aluminum - Mopar B / RB-Series - Each