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) H778001 HANS Compatible Harness models have

HANS Compatible Harness models have 2" Shoulder Harness

Carbureted Engines: E85 up to 1050 FWHP - naturally aspirated up to 840 FWHP - forced air induction

Simpson Drag Chutes hang on some of fastest and quickest cars on the planet and they depend on Simpson chutes to get them to a halt

1975-1983 Ford F-100

Chevrolet: Silverado 1500 19 - 19

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) H778001 HANS Compatible Harness models haveProduct 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,