Airflow Research (AFR) Engines & Components

Valve Cover Breather, Round, Push-in, Aluminum, Natural, 2.5 in. Height, 1.25 in. Hole Size, Each

Part Number: AFR-6731

5.0 out of 5 stars ( 13 )

Estimated Ship Date: Today

Valve Covers, Tall Height, Cast Aluminum, Polished, AFR Logo, Ford, Small Block, Pair

Part Number: AFR-6714

4.57 out of 5 stars ( 7 )

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Valve Covers, Tall Height, Cast Aluminum, Black, AFR Logo, Ford, Small Block, Pair

Part Number: AFR-6715

4.5 out of 5 stars ( 6 )

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Rocker Arm Studs, 7/16-14 in. Base Thread, 7/16-20 in. Rocker Arm Nut Size, 0.850 in. Nut Length, 1.900 in. Overall Length, Set of 16

Part Number: AFR-6405-16

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Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, 8mm Stem, 4.950 in. Length, Chevy, Ford, Each

Part Number: AFR-7250-1

5.0 out of 5 stars ( 1 )

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Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, 8mm Stem, 4.950 in. Length, Chevy, Ford, Set of 8

Part Number: AFR-7250-8

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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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Valve, Intake, Stainless Steel, 2.080 in. Diameter, 8mm Stem, 5.000 in. Length, Chevy, Set of 8

Part Number: AFR-7255-8

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Valve, Intake, Stainless Steel, 2.020 in. Diameter, 8mm Stem, 4.900 in. Length, Chevy, Ford, Set of 8

Part Number: AFR-7251-8

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Estimated Ship Date: Nov 28, 2025 if ordered today

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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 Spring Locators, Outside Shoulder Type, 1.380 in. O.D., 0.570 in. I.D., Use with AFR 8017 and 8019 Valve Springs, Steel, Set of 16

Part Number: AFR-8042-16

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Rocker Arm Nuts, Stud Girdle Replacement Nuts, Full Roller, Polylock, 7/16-20 in., 2.60 in. Overall Length, Set of 8

Part Number: AFR-6215-8

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Valve Stem Oil Seal, Positive Stop, Viton® Rubber, 8.74mm Stem Diameter, 0.513 in, Guide Diameter, 0.675 in. O.D., Each

Part Number: AFR-6614

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Valve Locks, 0.314 in. Stem Diameter, 7 Degree, 1-Groove Beadlock Style, Steel, Machined, Set of 32

Part Number: AFR-9007-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Rocker Arm Studs, 7/16-14 in. Base Thread, 7/16-20 in. Rocker Arm Nut Thread, 2.00 in. Stud Length, Chevy, Ford, Big Block, Set of 8

Part Number: AFR-6407-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Camshaft, Stage 1, OE Hydraulic Roller, Drag Race, 0.548 Intake, 0.548 Exhaust, 230/236 Duration, Chevy, Each

Part Number: AFR-6016

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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, 7/16-14 in. Base Thread, 7/16-20 in. Rocker Arm Nut Thread, 2.00 in. Stud Length, Chevy, Ford, Big Block, Set of 16

Part Number: AFR-6407-16

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Cylinder Heads, Street Porting, Aluminum, Assembled, 72cc Chamber, 185cc Intake, Ford, Small Block, Pair

Part Number: AFR-1387

5.0 out of 5 stars ( 1 )

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

Part Number: AFR-7257-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Valves, BBF 11/32" Inconel 1.760 X 5.050 O.A.L. Race Exhaust Valve, Set

Part Number: AFR-7555-8

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Valve Guide, Bronze, 0.505 in. o.d., Chevy, Ford, Each

Part Number: AFR-9056

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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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Valve Spring Locators, Valve Spring Seats, Inside Locating Shoulder Type, Chromoly, 0.570 in. I.D., 1.550 in. O.D., Set of 16

Part Number: AFR-8048-16

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Cylinder Heads, Competition Porting, Aluminum, Assembled, 58cc Chamber, 195cc Intake, Ford, Small Block, Pair

Part Number: AFR-1381-716

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Dec 3, 2025 if ordered today

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