011250-3 - World Products - Sportsman II 23 Degree SBC Iron Head - 200cc Intake Port, 64cc Chamber, 2.020/1.600 Intake/Exhaust Valves, Straight Plugs, Assembly w/1.540 valve springs for solid roller cams

Bring your engine to the next level with this cast iron cylinder head.   High-flow 200cc RightCast intake runners Fast-Burn combustion chambers Angled or straight spark plug...

018100- World Products - 8.1 Liter BBC Iron Block - 10.200" Deck, 4.245" Bore, Nodular Caps, Std. Cam, Std. Lifters

World Products new 8.1 liter block is a direct replacement style with all the OE fitments and accessory mounts. The 8.1 engine is no longer in production and until now there have been no direct...

030040 - World Products - Merlin 24 Degree BBC Iron Head - 269cc Intake Port, 119cc Chamber, 2.300/1.880 Intake/Exhaust Valves, Oval Port, Bare Head

Get the industry standard for Big Block Chevy power. 269cc oval port design Designed for engines up to 496 cubic inches Perfect racing engine component World’s MERLIN...

030040-1 - World Products - Merlin 24 Degree BBC Iron Head - 269cc Intake Port, 119cc Chamber, 2.300/1.880 Intake/Exhaust Valves, Oval Port, Assembly w/1.500S valve springs for hydraulic flat tappet cams

Increase your engine’s performance with this beautiful cylinder head from World Products. Great for providing low to midrange power with excellent throttle response Beautiful,...

030040-2 - World Products - Merlin 24 Degree BBC Iron Head - 269cc Intake Port, 119cc Chamber, 2.300/1.880 Intake/Exhaust Valves, Oval Port, Assembly w/1.460D valve springs for solid flat tappet or hyd roller cams

Get the best in cylinder heads from the best in engine components. Erson Stainless Steel Valves High-quality cast iron cylinder head Perfect for racing or restoration As...

030620 - World Products - Merlin 24 Degree BBC Iron Head - 320cc Intake Port, 119cc Chamber, 2.300/1.880 Intake/Exhaust Valves, Rectangle Port, Bare Head

The cast iron MERLIN rectangular port design is available with intake ports in 320 and 345cc configurations. Choose the port size that will provide the optimum balance of flow and velocity for your...

030620-1 - World Products - Merlin 24 Degree BBC Iron Head - 320cc Intake Port, 119cc Chamber, 2.300/1.880 Intake/Exhaust Valves, Rectangle Port, Assembly w/1.500S valve springs for hydraulic flat tappet cams

The cast iron MERLIN rectangular port design is available with intake ports in 320 and 345cc configurations. Choose the port size that will provide the optimum balance of flow and velocity for your...

030620-2 - World Products - Merlin 24 Degree BBC Iron Head - 320cc Intake Port, 119cc Chamber, 2.300/1.880 Intake/Exhaust Valves, Rectangle Port, Assembly w/1.460D valve springs for solid flat tappet or hyd roller cams

The cast iron MERLIN rectangular port design is available with intake ports in 320 and 345cc configurations. Choose the port size that will provide the optimum balance of flow and velocity for your...

030620-3 - World Products - Merlin 24 Degree BBC Iron Head - 320cc Intake Port, 119cc Chamber, 2.300/1.880 Intake/Exhaust Valves, Rectangle Port, Assembly w/1.550D valve springs for solid roller cams

The cast iron MERLIN rectangular port design is available with intake ports in 320 and 345cc configurations. Choose the port size that will provide the optimum balance of flow and velocity for your...

030630 - World Products - Merlin 24 Degree BBC Iron Head - 345cc Intake Port, 119cc Chamber, 2.300/1.880 Intake/Exhaust Valves, Rectangle Port, Bare Head

The cast iron MERLIN rectangular port design is available with intake ports in 320 and 345cc configurations. Choose the port size that will provide the optimum balance of flow and velocity for your...

030630-1 - World Products - Merlin 24 Degree BBC Iron Head - 345cc Intake Port, 119cc Chamber, 2.300/1.880 Intake/Exhaust Valves, Rectangle Port, Assembly w/1.500S valve springs for hydraulic flat tappet cams

The cast iron MERLIN rectangular port design is available with intake ports in 320 and 345cc configurations. Choose the port size that will provide the optimum balance of flow and velocity for your...

030630-2 - World Products - Merlin 24 Degree BBC Iron Head - 345cc Intake Port, 119cc Chamber, 2.300/1.880 Intake/Exhaust Valves, Rectangle Port, Assembly w/1.460D valve springs for solid flat tappet or hyd roller cams

The cast iron MERLIN rectangular port design is available with intake ports in 320 and 345cc configurations. Choose the port size that will provide the optimum balance of flow and velocity for your...