Airflow Research (AFR) Engines & Components

Retainer, 10 degree, Chromoly Steel, for Dual Valve Spring (1.450 in. Outer Spring o.d.), Set of 16

Part Number: AFR-8510-16

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Cylinder Heads, Street Porting, Aluminum, Assembled, 75 cc Chamber, 180cc Intake, Chevy, 302/327/350/400, Pair

Part Number: AFR-0911

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 26, 2025 if ordered today

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Cylinder Heads, Magnum, Aluminum, Assembled, 113cc Chamber, 300cc Intake, Chevy, Pair

Part Number: AFR-3670

5.0 out of 5 stars ( 1 )

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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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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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Valve Locks, 0.314 in. Stem Diameter, 7 Degree, 1-Groove Beadlock Style, Steel, Machined, Pair

Part Number: AFR-9007-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Valves, Replacement Stainless Steel Valves, Intake, 2.020 in. Valve Head Diameter, 8.00mm Stem, 5.000 in. Length, Chevrolet, Ford, Set of 8

Part Number: AFR-7257-8

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Estimated Ship Date: Feb 4, 2026 if ordered today

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Valve Locks, 10 degree, 1-groove, Alloy Steel, Machined, 0.343 in. Stem Diameter, Set of 16

Part Number: AFR-9005-16

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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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Valve Stem Oil Seal, Positive Stop, Viton® Rubber, 8 mm Stem Diameter, 0.490 in, Guide Diameter, 0.620 in. O.D.,

Part Number: AFR-6615

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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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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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Estimated Ship Date: Feb 4, 2026 if ordered today

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Valve Seat Insert, Intake, Ductile Iron, 1.780 in. i.d., 2.200 in. o.d., 0.375 in. Thick, Chevy, Small Block

Part Number: AFR-9060

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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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Estimated Ship Date: Feb 4, 2026 if ordered today

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10 degree Machined Hardened Steel Valve Locks 8mm LS1 Bead Lock, Pair

Part Number: AFR-9009-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Valves, Inconel, Exhaust, 1.600 in. Head Diameter, 0.315 in. Stem Diameter, 5.200 in. Length, Beadlock 1-Groove, Chevy, 6.0L, LS3, Set of 8

Part Number: AFR-7213-8

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Valve Covers, Tall Height, Cast Aluminum, Black, AFR Logo, Chevy, Big Block, Pair

Part Number: AFR-6723

5.0 out of 5 stars ( 3 )

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Valve Spring Shim, 0.060 in. Thick, 1.450 in. Outside Diameter, 0.670 in. Inside Diameter, Set of 16

Part Number: AFR-6327-16

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Valve Springs, Replacement, Standard Style, Dual, 1.550 in. O.D., 640 lbs./in. Spring Rate, for Use with Solid Roller Camshafts, Each

Part Number: AFR-8001-1

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Valve, Intake, Stainless Steel, 2.125 in. Diameter, 8mm Stem, 5.000 in. Length, Chevy, Each

Part Number: AFR-7253-1

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Valve Spring Locators, Outside Shoulder Type, 1.380 in. O.D., 0.570 in. I.D., Use with AFR 8017 and 8019 Valve Springs, Steel, Each

Part Number: AFR-8042-1

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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 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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BB Ford Bullitt Stud Girdle

Part Number: AFR-6209

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Valve Spring Retainer, Titanium, 7 degree Lock, 1.245 in., Dual Spring, Set of 16

Part Number: AFR-8515-16

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 4, 2026 if ordered today

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