AFR Eliminator Race Cylinder Head - Assembled - 2.100 / 1.600 in Valves - 227 cc Intake - 65 cc Chamber - 1.55 in Springs - Angle Plug - Pair MGLB 2020-2021 GMC Sierra 3500 HD

2020-2021 GMC Sierra 3500 HD Crew Cab Pickup

1988-1994 GMC K2500

Ford Modular 2004-14

Fitting is Retained by Split-Pin

Most retrofit columns will fit seamlessly in the original position with no modifications to your vehicle

AFR Eliminator Race Cylinder Head - Assembled - 2.100 / 1.600 in Valves - 227 cc Intake - 65 cc Chamber - 1.55 in Springs - Angle Plug - Pair MGLB 2020-2021 GMC Sierra 3500 HDAFR 227cc intake port small block Chevy angle plug aluminum cylinder heads are available in two stages of performance. The Race Ready version features 100% CNC ported intakes while the higher flowing Competition version features 100% CNC ported intakes with greater detail. Both come with 100% CNC ported 65cc or 75cc combustion chambers and 80cc exhaust ports with a 3 4'' thick head deck (ideal for nitrous or blower applications). Standard valves are