It features throttle body injection (TBI) and pressed-in rocker arm studs. This part was built at the Romulus plant and is stamped with an "R" in the first position of the engine stamping. It fits vehicles with a gross vehicle weight (GVW) up to 8,500 lbs. This part includes rocker arms.
Condition: Good (B)
Mileage: 209,000 miles
Bare 525-650hp Rect Intake Port Std. Exh. Port 118cc Chamber Vol. 2.19 Intake/1.88 in. Exh. Valves Single Legal For Use On Pre-Pollution Controlled Vehicles Equipped w/Springs For Use In Hyd. Roller/Flat Tappet Camshaft Applications~ Designed For The Engine Swap Market
Complete 350-500hp StraightPlug 64cc ChamberVol. Designed For Small Block Chevy 302/327/350/400 w/Vortec Style Manifolds Single Racing Use Only Not Legal For Use On Pollution Controlled Vehicles~ For Racing Or Engine Swaps
Complete 350-450 hp Std. Intake Flange Std. Exh. Port Straight Plug 70cc Chamber Vol. Single For Use In Hydraulic Flat Tappet Camshaft Applications~ For Use On Pre-Pollution Controlled Vehicles (PPCV)
Complete 185cc Intake/65cc Exh. Port 3000-450 HP Std. Intake Flange Std. Exh. Port Straight Plug 64cc Chamber Size 64cc Single CARB E.O. D-215-49 Must Use Choke Kit PN[1932] If Using Hot Air Choke Carb And Performer Intke~ Do Not Use On Eng. w/Less Than 4in. Bore Exc w/Cam Less Than .450in. Valve~ When Using Stock Rockers Must Use .100 in. Longer Than Stock Pushrods~ Recommend Edelbrock Gasket PN[7310] Head PN[7201] Intake PN[7204] Exhaust~ 50 State Legal
Complete 185cc Intake/65cc Exh. Port 300-450 HP Std. Intake Flange Std. Exh. Port Straight Plug 70cc Chamber Size Single CARB E.O. D-215-49 Must Use Choke Kit PN[1932] If Using Hot Air Choke Carb And Performer Intke~ Do Not Use On Eng. w/Less Than 4in. Bore Exc w/Cam Less Than .450in. Valve~ When Using Stock Rockers Must Use .100 in. Longer Than Stock Pushrods~ Recommend FelPro Gasket PN[1014] Head PN[1205] Intake PN[1404] Exhaust~ 50 State Legal
Complete 350-450 hp Std. Intake Flange Std. Exh. Port Straight Plug 70cc Chamber Vol. Single Legal For Use On Pre-Pollution Controlled Vehicles Equipped w/Springs For Use in Mech. Flat Tappet/Hyd. Roller Camshaft Apps~ For Use On Pre-Pollution Controlled Vehicles (PPCV)
Complete 165cc Intake/65cc Exh. Port 250-425hp Std. Intake Flange Std. Exh. Port Straight Plug 60cc Chamber Vol. Single 50 State Legal / California Emissions Compliant 50 State Legal
Chamber Size 64cc Complete Single Angled Plugs Must Use Hardened Pushrods For Use On Pre-Pollution Controlled Vehicles (PPCV)
Complete 170cc Intake/70cc Exh. Port 350-450hp Vortec Intake Flange Std. Exh. Port Std. Plug 64cc Chamber Volume Single 50 State Legal / California Emissions Compliant Equipped w/Springs For Use in Mech. Flat Tappet/Hyd. Roller Camshaft Apps~ 50 State Legal
Complete 185cc Intake/75cc Exh. Port Vol. 64cc Chamber Vol. 400-500HP Std. Intake Flange Std. Exh. Port Straight Plug Type Single Legal For Use On Pre-Pollution Controlled Vehicles Equipped w/Springs For Use in Mech. Flat Tappet/Hyd. Roller Camshaft Apps~ [Available While Supplies Last]~ For Use On Pre-Pollution Controlled Vehicles (PPCV)
High Compression 454-0 Complete 500-600hp Oval Intake Port Std. Exh. Port 2.19 intake/1.88 in. Exh. Valves Single CARB E.O. D-215-49 Equipped w/Springs For Use in Hyd. Flat Tappet Camshaft Apps~ Designed For The Engine Swap Market
Single Complete 525-650hp Rect. Intake Port Std. Exh. Port 118cc Chamber Vol. 2.19 Intake/1.88 in. Exh. Valves Single Legal For Use On Pre-Pollution Controlled Vehicles For Use In Hydraulic Flat Tappet Camshaft Applications~ Designed For The Engine Swap Market
High Compression 454-0 Complete 400-500hp Oval Intake Port Std. Exh. Port 2.19 intake/1.88 in. Exh. Valves Single CARB E.O. D-215-49 Equipped w/Springs For Use in Hyd. Flat Tappet Camshaft Apps~ 50 State Legal
High Compression 454-0 Complete 500-600hp Oval Intake Port Std. Exh. Port 2.19 intake/1.88 in. Exh. Valves Single Legal For Use On Pre-Pollution Controlled Vehicles Equipped w/Springs For Use in Hydraulic Roller Camshaft Apps~ Designed For The Engine Swap Market~ Not Legal For Use On Pollution Controlled Vehicles~ For Pre-Pollution Controlled Vehicles Or Engine Swaps
Chamber Size 64cc Complete Straight Plugs Single Must Use Hardened Pushrods For Use On Pre-Pollution Controlled Vehicles (PPCV)
Complete 525-650hp Rect. Intake Port Std. Exh. Port 118cc Chamber Vol. 2.19 Intake/1.88 in. Exh. Valves Single Legal For Use On Pre-Pollution Controlled Vehicles Equipped w/Springs For Use in Hyd. Flat Tappet Camshaft Apps~ Designed For The Engine Swap Market~ Not Legal For Use On Pollution Controlled Vehicles~ For Pre-Pollution Controlled Vehicles Or Engine Swaps
Complete 450-550hp Oval Intake Port Std. Exh. Port 110cc Chamber Vol. 2.19 Intake/1.88 in. Exh. Valves Single CARB E.O. D-215-49 Equipped w/Springs For Use in Hydraulic Roller Camshaft Apps~ 50 State Legal~ Designed For The Engine Swap Market
Complete 185cc/60cc Intake/Exh. Port Vol. 300-400HP Standard Intake Flange Straight Plus Type 64cc Chamber Vol. Pair Legal For Use On Pre-Pollution Controlled Vehicles For Use In Hydraulic Flat Tappet Camshaft Applications~ For Use On Pre-Pollution Controlled Vehicles (PPCV)
Single Complete 500-600hp Oval Intake Port Std. Exh. Port 110cc Chamber Vol. 2.19 Intake/1.88 in. Exh. Valves Single Engines Transplanted Into Uncontrolled/Pre-Pollution Vehicle Equipped w/Springs For Use in Hyd. Flat Tappet Camshaft Apps~ Designed For The Engine Swap Market
Complete 185cc/60cc Intake/Exh. Port Vol. 300-400HP Standard Intake Flange Straight Plus Type 70cc Chamber Vol. Pair Legal For Use On Pre-Pollution Controlled Vehicles For Use In Hydraulic Flat Tappet Camshaft Applications~ Requires Hardened Push Rods~ For Use On Pre-Pollution Controlled Vehicles (PPCV)~ Bare Heads Have Valve Guides And Seats Installed Will Need Final Sizing
Complete 290cc/110cc Intake/Exh. Port Vol. 400-500HP Oval Intake Port Standard Exh. Port 110cc Chamber Vol. Single Legal For Use On Pre-Pollution Controlled Vehicles 2.19 in. Intake/1.88 in. Exhaust Valves~ Equipped w/Springs For Use in Hyd. Flat Tappet Camshaft Apps~ Deck Thickness 9/16 in. Rocker Stud Dia. 7/16 in. Pushrod Dia. 3/8 in.~ Not Legal For Use On Pollution Controlled Vehicles~ For Pre-Pollution Controlled Vehicles Or Engine Swaps~ Bare Heads Have Valve Guides And Seats Installed Will Need Final Sizing
Bare w/Valves 23 Degree Valve Angle 64cc Chamber Vol. 2.10in. Intake/1.60in. Exh. Valve Single For Use w/Mechanical Roller Cams CARB E.O. D-215-49 Must Use Choke Kit PN[1932] If Using Hot Air Choke Carb And Performer Intke~ Do Not Use On Eng. w/Less Than 4in. Bore Exc w/Cam Less Than .450in. Valve~ When Using Stock Rockers Must Use .100 in. Longer Than Stock Pushrods~ Recommend FelPro Gasket PN[1014] Head PN[1205] Intake PN[1404] Exhaust~ 50 State Legal
Complete 225cc/88cc Int./Exh. Port Vol. 500-600HP Std. Intake Flange +0.200 Exh. Port Angled Plug 68cc Chamber Vol. Single Legal For Use On Pre-Pollution Controlled Vehicles To Use Stock Rockers 0.100 in. Longer Than Stock Pushrods Required~ Pushrods Pn9629 Recommended For Flat Tappet Cams Only~ SB Chevy Heads Not Used on Engine w/Less Than 4 in. Bore~ Equipped w/Springs For Use in Hydraulic Roller Camshaft Apps
Complete 210cc/75cc In./Exh. Port Vol. 400-550 HP Standard Intake Flange/Exh. Port Location Straight Plug 64cc Chamber Vol. Pair Legal For Use On Pre-Pollution Controlled Vehicles Equipped w/Springs For Use in Hyd. Flat Tappet Camshaft Apps~ For Pre-Pollution Controlled Vehicles Or Race Use
Complete 210cc/75cc In./Exh. Port Vol. 400-550 HP Standard Intake Flange/Exh. Port Location Straight Plug 64cc Chamber Vol. Pair Racing Use Only Equipped w/Springs For Use in Mech. Flat Tappet/Hyd. Roller Camshaft Apps~ For Pre-Pollution Controlled Vehicles Or Race Use
Browse our selection of quality engine cylinder head parts designed specifically for your GMC G3500. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Magnavan · Rally · Rally Camper Special · Rally Custom · Rally STX · Vandura · Vandura Special
Cutaway Van · Extended Cargo Van · Extended Passenger Van · Standard Cargo Van · Standard Passenger Van
L6 4.1L · V6 4.3L · V8 5.7L · V8 6.2L · V8 6.5L · V8 6.6L · V8 7.4L
Automatic · Manual
