Airflow Research (AFR) Engines & Components

Rocker Arm Nuts, Stud Girdle Replacement Nuts, Polylock, 3/8-24 in., Use with Small Block Chevy and Small Block Ford AFR Stud Girdles, Set of 16

Part Number: AFR-6216-16

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Rocker Arm Nut, Stud Girdle Replacement Nut Type, Full Roller, 7/16-20 in. Thread, Chevy, Ford, Set of 8

Part Number: AFR-6214-8

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LS Cathedral Port/SBC/SBF 8mm Bronze Guide, .502" O.D., Set of 16

Part Number: AFR-9051-16

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Valve, Replacement, Intake, Stainless, 2.350 in. Diameter, 5.500 in. Length, Chevy, Big Block, AFR, Each

Part Number: AFR-7627-1

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Cylinder Head, 335cc Enforcer, Bare, 2.250 in. Intake Valve Seats, Aluminum, Chevy, Big Block, Each

Part Number: AFR-3002

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 13, 2025 if ordered today

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Valve, Intake, Stainless Steel, 2.050 in. Diameter, 8mm Stem, 4.900 in. Length, Chevy, Ford, Each

Part Number: AFR-7252-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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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Rocker Arm Studs, 3/8-24 in. Thread, 1.895 in. Effective Stud Length, Set of 16

Part Number: AFR-6409-16

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Cylinder Heads, Aluminum, Assembled, 75cc Combustion Chamber, 220cc Intake, Chevy, Small Block, Pair

Part Number: AFR-1066

5.0 out of 5 stars ( 3 )

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Valve, Replacement, Exhaust, Stainless Steel, 1.570 in. Diameter, 8mm Stem, 5.030 in. Length, Ford, Each

Part Number: AFR-7248-1

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Camshaft, Stage 1, OE Hydraulic Roller, Drag Race, 0.533 Intake, 0.548 Exhaust, 224/230 Duration, Chevy, Each

Part Number: AFR-6015

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Estimated Ship Date: Oct 31, 2025 if ordered today

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Valve Springs, Replacement, Dual, 475 lbs./in. Spring Rate, 1.180 in. Coil Bind Height, for Use with Hydraulic Roller Camshafts, Set of 16

Part Number: AFR-8002-16

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Cylinder Heads, 195cc SBC Eliminator LT, Aluminum, Assembled, 54cc Chamber, 195cc Intake, Heart Combustion Chamber, Chevrolet, 5.7L LT, Pair

Part Number: AFR-1032

5.0 out of 5 stars ( 1 )

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Valve, Intake, Dished, 2.250 in. Head Diameter, 0.250 in. Over Installed Length, Chevy, Big Block, Each

Part Number: AFR-7620-1

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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 Head Bolt, Bushing, Steel, Black Zinc, 1/2 in. O.D. x 7/16 in. I.D., Ford, Small Block, Set of 20

Part Number: AFR-6324

5.0 out of 5 stars ( 4 )

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Valves, Inconel, Exhaust, 1.880 in. Diameter, 0.344 in. Stem, 5.450 in. Length, Chevy, Big Block, Each

Part Number: AFR-7633-8

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Cylinder Heads, Street Porting, Aluminum, Assembled, 58cc Chamber, 185cc Intake, Ford, Small Block, Pair

Part Number: AFR-1422

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Cylinder Heads, Street Porting, Aluminum, Assembled, 75cc Chamber, 195cc Intake, Chevy, Small Block, Pair

Part Number: AFR-1038

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Cylinder Heads, Eliminator Competition, Aluminum, Assembled, 65cc Chamber, 195cc Intake, Chevy, Small Block

Part Number: AFR-1095-716

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Nov 3, 2025 if ordered today

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Cylinder Heads, Bullei 14 Degree, Aluminum, Assembled, 85cc Chamber, 270cc Intake, Ford, Pair

Part Number: AFR-3805

5.0 out of 5 stars ( 1 )

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Cylinder Heads, Race Porting, Aluminum, Assembled, 72cc Chamber, 205cc Intake, Ford, Small Block, Pair

Part Number: AFR-1458

5.0 out of 5 stars ( 3 )

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Cylinder Heads, Magnum Competition, Aluminum, Assembled, 121cc Chamber, 385cc Intake, Chevy, Pair

Part Number: AFR-2020-TI

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Cylinder Heads, Street Porting, Aluminum, Assembled, 58cc Chamber, 165cc Intake, Stud, Ford, Small Block, Pair

Part Number: AFR-1402

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Rocker Arm Stud Girdle, Eliminator, Aluminum, Chevy, Small Block, Pair

Part Number: AFR-6208

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

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