Add to Cart Quick view M311 LS3 Cylinder Head Rect-Port Assembled FRANKENSTEIN ENGINE DYNAMICS MSRP: Now: $1,424.98 Was: Cylinder Head - M311 - Assembled - 2.165 / 1.600 in Valve - 273 cc Intake - 71 cc Chamber - Aluminum - LS3 - GM LS-Series - Each FED113004
Add to Cart Quick view LS3 Aluminum Cylinder Head Bare Retangle Ports RACING POWER CO-PACKAGED MSRP: Now: $485.99 Was: Cylinder Head - Bare - 2.281 in / 1.744 in Valve - Angle Plug - Aluminum - GM LS-Series - Each RPCS4407
Add to Cart Quick view GM LS 6.0L/6.2L Cylinder Head 69cc Rect. Port ENGINEQUEST MSRP: Now: $716.99 Was: Cylinder Head - Assembled - 2.165 in/1.590 in Valves - 258 cc Intake - 69 cc Chamber - Aluminum - GM LS-Series - Each ENQEQ-CH364CA
Add to Cart Quick view LS3 12-Degr Cylinder Heads Fully CNC Ported AIR FLOW RESEARCH MSRP: Now: $3,324.00 Was: Cylinder Head - LS3 Mongoose - Assembled - 2.165 / 1.600 in Valves - 260 cc Intake - 69 cc Chamber - 1.270 in Springs - Aluminum - GM LS-Series - Pair AFR1845
Add to Cart Quick view LSX HR 103mm Intake Manifold LS3 Rect. Port FAST ELECTRONICS MSRP: Now: $1,261.95 Was: Intake Manifold - LSXHR - 103 mm Throttle Body Flange - Tunnel Ram - Rectangle Port - Fuel Rails Included - Plastic - Black - LS3 - GM LS-Series - Kit FST146106