Air Flow Research (AFR) Cylinder Heads & More

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, 8mm Stem, 5.030 in. Length, Chevy, Ford, Set of 8

Part Number: AFR-7254-8

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Intake Manifold Gaskets, Rectangular Port Style, Printoseal, Chevrolet, Small Block, Pair

Part Number: AFR-6901

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

Intake Manifold Gaskets, Rectangular Port, Printoseal, 2.120 in. Height, 1.290 in. Width, Ford, Small Block Windsor, Set

Part Number: AFR-6911

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

Intake Manifolds, Magnum Series, Dual Plane, Aluminum, Natural, 4-barrel Square Bore, Rectangle Port, 5.390 in. Height, Chevy, 396, 402, 427, 454,Each

Part Number: AFR-4913

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Estimated Ship Date: Oct 31, 2025 if ordered today

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Intake Manifold, Eliminator, CNC Port Matched, Single Plane, Aluminum, Natural, Square Bore, Chevrolet, Small Block, Each

Part Number: AFR-4810PM

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Valve Springs, Replacement, Single, 1.290 in. O.D., 1.050 in. Coil Bind Height, 0.600 in. Maximum Valve Lift, Set of 16

Part Number: AFR-8017-16

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Intake Manifold Gaskets, Oval Port Style, Pair

Part Number: AFR-6863

4.5 out of 5 stars ( 10 )

Estimated Ship Date: Today

Rocker Arm Stud Girdle, Aluminum, Ford, Small Block, Pair

Part Number: AFR-6207

4.83 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Valve Spring Retainer, Titanium, 10 degree Lock, 1.500 in., Dual Spring, Set of 16

Part Number: AFR-8505-16

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Cylinder Heads, Race, Aluminum, Assembled, 117cc Chamber, 305cc Intake Runner, Chevy, Big Block, Pair

Part Number: AFR-2100

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Gaskets, Exhaust Header, Steel Core Laminate, 2.130 in. Round Port, Chevy, Big Block, Set

Part Number: AFR-6858

4.71 out of 5 stars ( 17 )

Estimated Ship Date: Today

Guide Plates, 3/8 in. Push Rod Size, Raised Guide Plate Style, Black Oxide Finish, Set of 8

Part Number: AFR-6109-8

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Intake Gaskets, 2.540 in. x 1.820 in., 0.120 in. Thick, Composite, Big Block Chevy, Pair

Part Number: AFR-6853

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

Cylinder Heads, Magnum, Aluminum, Assembled, 121cc Chamber, 357cc Intake, Chevy, Pair

Part Number: AFR-2010-TI

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Valve Springs, Replacement, Dual, 629 lbs./in. Spring Rate, Electroplate Polishing, Solid Roller, Set of 16

Part Number: AFR-8031-16

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Valve, Exhaust, Stainless Steel, 1.6 in. Diameter, 8mm Stem, 5.03 in. Length, Chevy, Ford, Each

Part Number: AFR-7254-1

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Valve, Intake, Stainless Steel, 2.100 in. Diameter, 8mm Stem, 5.000 in. Length, Beadlock, Chevy, Ford, Each

Part Number: AFR-7256-1

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Intake Manifold, Bullitt, Aluminum, Natural, Single Plane, Square-Bore Flange, Ford, Big Block, Each

Part Number: AFR-4992

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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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-2513

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Gaskets, Intake Manifold, Printoseal, 2.50 in. x 1.775 in. Port, Chevy, Big Block, Set

Part Number: AFR-6856

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Intake Manifold, Eliminator, Single Plane, Aluminum, Natural, Square Bore, Chevrolet, Small Block, Each

Part Number: AFR-4810

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Lash Cap, Steel, 0.080 in. Thickness, 8.00mm Valve Stem Diameter, SBF, SBC, LSX, Each

Part Number: AFR-6609-1

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Valve Stem Seal, 8mm Diameter, Viton® Rubber, Positive Stop, Set of 16

Part Number: AFR-6612-16

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Today

Intake Gaskets, Composite, Rectangle Ports, Chevy, Big Block, Pair

Part Number: AFR-6855

4.93 out of 5 stars ( 14 )

Estimated Ship Date: Today

Valve Locks, 1-groove Beadlock-style, 10 degree, Machined, Steel, 0.314 in. Stem Diameter, Set of 16

Part Number: AFR-9009-16

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Estimated Ship Date: Today