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Air Flow Research (AFR) Cylinder Heads & More

Air Flow Research (AFR) Cylinder Heads & More

When NASCAR drivers need race-winning horsepower and torque, they turn to one company: Air Flow Research. For over thirty years, Air Flow Research has been engineering...

When NASCAR drivers need race-winning horsepower and torque, they turn to one company: Air Flow Research. For over thirty years, Air Flow Research has been engineering cylinder heads that deliver unmatched flow and power output. Manufactured with advanced porting technology, AFR heads are flow-tested and subjected to a rigorous quality control process to ensure maximum performance in all applications. Whether you pilot a top fuel dragster or a street machine, Air Flow Research has a set of cylinder heads designed for you. Shop AFR cylinder heads at Summit Racing!

When NASCAR drivers need race-winning horsepower and torque, they turn to one company: Air Flow Research. For over thirty years, Air Flow Research has been engineering cylinder heads that deliver unmatched flow and power output. Manufactured with advanced porting technology, AFR heads are flow-tested and subjected to a rigorous quality control process to ensure maximum performance in all applications. Whether you pilot a top fuel dragster or a street machine, Air Flow Research has a set of cylinder heads designed for you. Shop AFR cylinder heads at Summit Racing!

Individual Parts

Results 1 - 25 of 275

Valve Seat Insert, Exhaust, Ductile Iron, 1.600 in. i.d., 1.696 in. o.d., 0.375 in. Thick, Chevy, Small Block

Part Number: AFR-9070

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Valve Seat Inserts, Exhaust, Ductile Iron, 1.350 in. I.D., 1.650 in. O.D., Chevrolet, Ford, Each

Part Number: AFR-9069

5.0 out of 5 stars ( 1 )

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exhaust seat,AFR BB Chevy 24° Beryllium Exhaust Seat 2.000 OD x 1.570 ID x .375

Part Number: AFR-9064B

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AFR BB Ford Exhaust Seat 1.900 OD x 1.400 ID x .375

Part Number: AFR-9066

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Estimated Ship Date: Jul 14, 2025 if ordered today

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Estimated Ship Date: Jul 14, 2025 if ordered today

+.010 AFR SB Ford/LS1 Oversize Exhaust Seat

Part Number: AFR-9069OS

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Estimated Ship Date: Jul 14, 2025 if ordered today

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+.010 AFR SBC Oversize Exhaust Seat

Part Number: AFR-9070OS

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Estimated Ship Date: Jul 14, 2025 if ordered today

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Estimated Ship Date: Jul 14, 2025 if ordered today

+.010 AFR BBC Oversize Exhaust Seat

Part Number: AFR-9064OS

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Estimated Ship Date: Jul 2, 2025 if ordered today

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Estimated Ship Date: Jul 2, 2025 if ordered today

Cylinder Head, 185cc Enforcer, Aluminum, Assembled, 64cc Combustion Chamber, 2.02 in. Intake Valve, 1.6 in. Exhaust Valve, Ford, Small Block, Each

Part Number: AFR-1351

4.47 out of 5 stars ( 17 )

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Cylinder Heads, Aluminum, Bare, 190cc Intake, 64cc Exhaust, 65cc Chamber, Chevy, Small Block, Pair

Part Number: AFR-0912NP

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Rocker Arm Studs, 7/16-20 in. Thread, 2.010 in. Effective Stud Length, Chevy, Big Block, Exhaust, Set of 8

Part Number: AFR-6406-8

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Cylinder Heads, 377cc Magnum BBC Competition Racing Heads, Aluminum, Bare, 121cc Chamber, 377cc Intake, Round Exhaust Port, Chevrolet, Big Block, Pair

Part Number: AFR-3575

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Estimated Ship Date: Jul 2, 2025 if ordered today

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Valve Seat Insert, Intake, Ductile Iron, 2.000 in. i.d., 1.570 in. o.d., 0.375 in. Thick, Chevy, Small Block

Part Number: AFR-9064

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Cylinder Heads, Aluminum, 245cc Intake Runner Volume, 80cc Exhaust Runner Volume, SBC, Pair

Part Number: AFR-1137-TI

5.0 out of 5 stars ( 1 )

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Cylinder Heads, Aluminum, Assembled, 190cc Intake, 64cc Exhaust, 65cc Chamber, Chevy, Small Block, Pair

Part Number: AFR-0912

4.5 out of 5 stars ( 4 )

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Cylinder Heads, 195cc SBF Renegade Competition, Aluminum, Assembled, 72cc Chamber, 195cc Intake, Square Exhaust Port, Ford, Small Block Windsor, Pair

Part Number: AFR-1383-716

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Cylinder Heads, Enforcer, Aluminum, Assembled, 64cc Chamber, 195cc Intake, Straight Plug, Chevrolet, Small Block, Each

Part Number: AFR-1001

4.95 out of 5 stars ( 21 )

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Cylinder Head, 185cc Black Hawk Gen 3 Cylinder Head, Left Side, 2.050 in. Intake, 1.590 in. Exhaust, Assembled, Aluminum, Mopar Gen III Hemi, Each

Part Number: AFR-2509

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Cylinder Head, 224cc Black Hawk Gen 3 Cylinder Head, Left Side, 2.165 in. Intake, 1.650 in. Exhaust, Assembled, Aluminum, Mopar Gen III Hemi, Each

Part Number: AFR-2517

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Cylinder Head, 224cc Black Hawk Gen 3 Cylinder Head, Right Side, 2.165 in. Intake, 1.650 in. Exhaust, Assembled, Aluminum, Mopar Gen III Hemi, Each

Part Number: AFR-2518

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Cylinder Heads, 260cc LS3 Mongoose, Aluminum, Bare, 69cc Chamber, 260cc Intake, Round Exhaust Port, Pedestal Mounting Style, Chevrolet, 6.2L, Pair

Part Number: AFR-1846

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Cylinder Head, 212cc Black Hawk Gen 3 Cylinder Head, Left Side, 2.125 in. Intake, 1.650 in. Exhaust, Assembled, Aluminum, Mopar Gen III Hemi, Each

Part Number: AFR-2521

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Cylinder Head, 212cc Black Hawk Gen 3 Cylinder Head, Right Side, 2.125 in. Intake, 1.650 in. Exhaust, Assembled, Aluminum, Mopar Gen III Hemi, Each

Part Number: AFR-2522

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Cylinder Head, 185cc Black Hawk Gen 3 Cylinder Head, Right Side, 2.050 in. Intake, 1.590 in. Exhaust, Assembled, Aluminum, Mopar Gen III Hemi, Each

Part Number: AFR-2510

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Cylinder Head, 335cc Enforcer, Assembled, 2.250 in. Intake Valve, 10 Degree Locks, 1.550 in. Dual Valve Springs, Aluminum, Chevy, Big Block, Each

Part Number: AFR-3001

3.75 out of 5 stars ( 4 )

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Cylinder Heads, Enforcer, Aluminum, Assembled, 64cc Chamber, 195cc Intake, Angle Plug, Chevrolet, Small Block, Each

Part Number: AFR-1006

5.0 out of 5 stars ( 8 )

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