Port Cylinder Head

cylinder
AFR_BBC_325cc_Rectangle_Cylinder_Heads_CNC_Ported_Chevy_Big_Block_540_2101_1_01_pwu

AFR BBC 325cc Rectangle Cylinder Heads CNC Ported Chevy Big Block 540 2101-1

AFR Direct Master Warehouse Distributor - All AFR Products Available. AFR 325cc BBC Rectangle Cylinder Heads. AFR's 325cc heads feature partially CNC ported intake and exhaust, fully cnc chamber, A356 aluminum castings and high quality components throughout. Recommended for more aggressive street, or street/strip builds with displacements up to 540 cubic inches, operating up to 6800 RPM. Included 100% CNC chambers for increased air flow (see chart). Component upgrades and machining options are available to customize AFR Heads to your specific build. AFR Part # 2101-1. There are many different options available for AFR heads, please view the details section below for the details on these heads. For the many…
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AFR_SBC_245cc_Competition_CNC_Spread_Port_Cylinder_Heads_Ti_Retainers_1140_TI_01_sjn

AFR SBC 245cc Competition CNC Spread Port Cylinder Heads Ti Retainers 1140-TI

AFR Direct Master Warehouse Distributor - All AFR Products Available. AFR 245cc SBC Spread Port Cylinder Heads. Spread port heads have the center exhaust ports spread apart approximately 1/2 over stock GM heads. The reason for spread port heads is to achieve additional cooling in the center of the head where the heat concentration is greatest. As standard headers do not fit, spread port headers are required since the center ports are spread further apart than stock GM products. The increased spacing on the exhaust port also requires the use of exhaust gasket Fel-Pro #1409. Spread port heads only come with a Stahl bolt pattern. AFR's spread port head has…
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Abarth_850_1000_Tc_r_Fiat_127_Autobianchi_A112_600_Seat_8_Port_Cylinder_Head_01_ha

Abarth 850 1000 Tc/r Fiat 127 Autobianchi A112 600 Seat 8 Port Cylinder Head

For sale multi port cylinder head kit with included valve cover and intake manifold with remanufactured Weber 40 DCOE 24 for Fiat, Seat and Zastava OHV engines. Can be mounted on many cars, like Abarth 850 / 1000 TC/R, Autobianchi A112 (including Abarth) Fiat 600 (modified), Fiat 850, Seat 770 (modified), Zastava 750 (modified) and many other models, will fit 903, 965 and 1050 ccm engines, it is possible to order also for 850 ccm engines. Bare head with included guides and valve seats which needs to be cut, valves are not included. On extra cost can be delivered with valves that are ready to be bolt on. Weber 40…
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AFR_SBC_245cc_Competition_CNC_Spread_Port_Cylinder_Heads_Ti_Retainers_1139_TI_01_dts

AFR SBC 245cc Competition CNC Spread Port Cylinder Heads Ti Retainers 1139-TI

AFR Direct Master Warehouse Distributor - All AFR Products Available. AFR 245cc SBC Spread Port Cylinder Heads. Spread port heads have the center exhaust ports spread apart approximately 1/2 over stock GM heads. The reason for spread port heads is to achieve additional cooling in the center of the head where the heat concentration is greatest. As standard headers do not fit, spread port headers are required since the center ports are spread further apart than stock GM products. The increased spacing on the exhaust port also requires the use of exhaust gasket Fel-Pro #1409. Spread port heads only come with a Stahl bolt pattern. AFR's spread port head has…
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AFR_SBC_245cc_Competition_CNC_Ported_Cylinder_Heads_Titanium_Retainers_1138_TI_01_eap

AFR SBC 245cc Competition CNC Ported Cylinder Heads Titanium Retainers 1138-TI

AFR Direct Master Warehouse Distributor - All AFR Products Available. AFR 245cc SBC Competition Cylinder Heads. AFR's 245cc "Competition" heads feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout. NPP stands for "no pushrod pinch", and this is AFR's largest 60/40 valve spacing head. These heads require shaft mount rocker arms for all applications and have extra machining for 3/8 pushrod clearance. Component upgrade and machining options are available to customize AFR Heads to your specific build. AFR Part # 1138-TI. There are many different options available for AFR heads, please view the details section below for the details on these heads. For…
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AFR_BBF_315cc_Bullitt_CNC_Ported_Cylinder_Heads_Big_Block_Ford_75cc_3834_01_ko

AFR BBF 315cc Bullitt CNC Ported Cylinder Heads Big Block Ford 75cc 3834

AFR Direct Master Warehouse Distributor - All AFR Products Available. AFR 315cc BBF Bullitt Cylinder Heads. The 315cc heads are AFR's largest and best flowing BBF heads! They feature 100% CNC ported intake, exhaust & combustion chambers, A356 aluminum castings, and high quality components throughout. These heads are best suited for large displacement high RPM Big Block Ford racing engines or radical "Pro Street" style builds. Component upgrades and machining options are available to customize AFR Heads to your specific build. Important - Due to AFR's revised valve location and angle, application specific AFR pistons or fly cutting your current pistons will be required. AFR Part # 3834. There are…
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AFR_BBC_290cc_Magnum_Oval_Port_Aluminum_Cylinder_Heads_Chevy_Big_Block_509_3640_01_nd

AFR BBC 290cc Magnum Oval Port Aluminum Cylinder Heads Chevy Big Block 509 3640

AFR Direct Master Warehouse Distributor - All AFR Products Available. AFR 290cc BBC Magnum Oval Cylinder Heads. AFR's 290cc heads feature 100% CNC ported intake, exhaust and chambers, A356 aluminum castings and high quality components throughout. Recommended for moderate street, or street/strip builds with displacements up to 509 cubic inches, operating up to 6500 RPM. Component upgrades and machining options are available to customize AFR Heads to your specific build. AFR Part # 3640. There are many different options available for AFR heads, please view the details section below for the details on these heads. For the many other AFR heads available, and options such as upgrading springs or retainers.…
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AFR_BBC_377cc_Rectangle_Port_Aluminum_Cylinder_Heads_Chevy_Big_Block_615_3575_01_at

AFR BBC 377cc Rectangle Port Aluminum Cylinder Heads Chevy Big Block 615 3575

AFR Direct Master Warehouse Distributor - All AFR Products Available. AFR 377cc BBC Rectangle Cylinder Heads. AFR's 377cc heads feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings, Steel retainers, and high quality components throughout. These heads are best suited for large displacement (540+) Big Block Chevrolet racing engines. Component upgrades and machining options are available to customize AFR Heads to your specific build. AFR Part # 3575. There are many different options available for AFR heads, please view the details section below for the details on these heads. For the many other AFR heads available, and options such as upgrading springs or retainers. Fully CNC Ported Magnum…
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AFR_BBC_300cc_Magnum_Oval_Port_Aluminum_Cylinder_Heads_CNC_Chevy_Big_Block_3670_01_ur

AFR BBC 300cc Magnum Oval Port Aluminum Cylinder Heads CNC Chevy Big Block 3670

AFR Direct Master Warehouse Distributor - All AFR Products Available. AFR 300cc BBC Oval Cylinder Heads. AFR's 300cc heads feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout. Recommended for aggressive street, street/strip or race builds with displacements up to 540 cubic inches, operating up to 6800 RPM. Component upgrades and machining options are available to customize AFR Heads to your specific build. AFR Part # 3670. There are many different options available for AFR heads, please view the details section below for the details on these heads. For the many other AFR heads available, and options such as upgrading springs or retainers.…
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Merlin_F85_Cylinder_Heads_High_Performance_Stage_4_Rover_V8_Morgan_TVR_ported_01_gt

Merlin F85 Cylinder Heads High Performance Stage 4 Rover V8 Morgan TVR ported

Included in this listing is a pair of stage 4 Merlin cylinder heads for the Rover V8 engine. Created from 25 years of flow bench studies and now machined in-house by RPi engineering from ultra high-grade, high density billet alloy on our very own V8 powered 4 axis CNC machine. This is truly the ultimate fast road Rover V8 cylinder head, with valves repositioned for best flow and angle, larger ports designed for most efficient air flow and speeds, additional supports for the rocker shaft assembly and more to allow for huge gains in torque, efficiency and power. As if that wasn't already good enough, these will also be supplied…
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