AFR BBC Magnum Cylinder Head - Assembled - 2.055/1.840 in Valves - 300 cc Intake - 112 cc Chamber - 1.625 in Springs - Big Block Chevy (Pair) 4122SMLBK SIM29518 shownProduct Description:

SIM29518 shownProduct Description:

A friction adjuster is included and allows the driver to pull on it to tighten

This 3 Bar Slide is designed to be used to wrap any 3" webbing to a harness bar

12 AN Male Inlet

14 to 24 psi

AFR BBC Magnum Cylinder Head - Assembled - 2.055/1.840 in Valves - 300 cc Intake - 112 cc Chamber - 1.625 in Springs - Big Block Chevy (Pair) 4122SMLBK SIM29518 shownProduct Description:Product Description: Cylinder Head BBC Magnum Assembled 2. 055 1. 880 in Valves 300 cc Intake 112 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, electronic