AFR Magnum Comp Cylinder Head - Assembled - 2.250/1.880 in Valves - 305 cc Intake - 117 cc Chamber - 1.625 in Springs - Big Block Chevy (Pair) RS00500303 Idle speed position screw and

Idle speed position screw and idle speed spring

3 Inch SFI 16

1992-1995 Chevrolet K1500 Suburban

Most Popular 18"x24" Size

1975-1986 Chevrolet Caprice

AFR Magnum Comp Cylinder Head - Assembled - 2.250/1.880 in Valves - 305 cc Intake - 117 cc Chamber - 1.625 in Springs - Big Block Chevy (Pair) RS00500303 Idle speed position screw andProduct Description: Cylinder Head Magnum Comp Assembled 2. 250 1. 880 in Valves 305 cc Intake 117 cc Chamber 1. 625 in Springs Aluminum Big Block Chevy Pair Advanced FLOW engineering (aFe Power) is a premier designer and manufacturer of automotive performance upgrade systems and components. Current product lines include cold air intake systems, high performance direct fit and racing air filters, exhaust systems, intercoolers, turbochargers,