Airflow Research (AFR) Engines & Components

Valve, Replacement, Exhaust, Stainless Steel, 1.600 in. Diameter, Chevy, AFR LSX, Each

Part Number: AFR-7228-1

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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, Each

Part Number: AFR-6405-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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 )

Estimated Ship Date: Today

Valve Cover Grommet, PCV, 1.250 in. Outside Diameter, 0.750 in. Inside Diameter, Each

Part Number: AFR-6733

3.43 out of 5 stars ( 7 )

Estimated Ship Date: Today

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

Part Number: AFR-6215-1

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Valve Spring Retainer, 10 degree, 1.500 in. O.D., Steel, Each

Part Number: AFR-8511-1

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Valve Springs, Solid Roller Spring 1.550 O.D. Custom PAC Racing Spring, Each

Part Number: AFR-8000-1

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Valve Seat Inserts, Intake, Ductile Iron, 1.720 in. I.D., 2.132 in. O.D., Chevrolet, Ford, Each

Part Number: AFR-9059

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Cylinder Head, Enforcer, Aluminum, Bare, 64cc Chamber, 195cc Intake, Angle Plug, Chevrolet, Small Block, Each

Part Number: AFR-1007

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Cylinder Heads, 377cc Magnum BBC Competition Racing Heads, Aluminum, Assembled, 122cc Chamber, Chevrolet, Big Block, Pair

Part Number: AFR-2015-TI

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Estimated Ship Date: Feb 4, 2026 if ordered today

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

Part Number: AFR-2010-TI

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Estimated Ship Date: Feb 4, 2026 if ordered today

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Valve Springs, Solid Flat Tappet/Street Hydraulic Roller Spring, 1.550 O.D., PAC #1924, Set of 16

Part Number: AFR-8016-16

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Valve Spring Retainer, Titanium, 7 degree Lock, 1.245 in., Dual Spring, Each

Part Number: AFR-8515-1

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Estimated Ship Date: Feb 4, 2026 if ordered today

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Cylinder Heads, Competition Porting, Aluminum, Assembled, 121cc Chamber, 335cc Intake, Chevy, Big Block, Pair

Part Number: AFR-2001

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Feb 4, 2026 if ordered today

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Cylinder Head Fastener, Stud, ARP2000, Black Oxide, 7/16 in. to 3/8 in., Stepped, 4 1/2 in. Long, Black Finish, Chevy, Small Block, Each

Part Number: AFR-6404

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

Part Number: AFR-6214-1

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Valve Spring Shim, 0.015 in. Thick, 1.450 in. Outside Diameter, 0.670 in. Inside Diameter, Set of 16

Part Number: AFR-6325-16

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Valves, Stainless Steel, Intake, 2.165 in. Head Diameter, 0.315 in. Stem Diameter, 5.195 in. Length, Beadlock 1-Groove, Chevy, 6.0L, LS3, Set of 8

Part Number: AFR-7214-8

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Estimated Ship Date: Feb 4, 2026 if ordered today

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Valve, Intake, Stainless Steel, 2.020 in. Diameter, .344 in. Stem, 4.903 in. Length, Chevy, Each

Part Number: AFR-7204

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Cylinder Heads, 245cc NPP SBC Eliminator Racing, Aluminum, Assembled, 80cc Chamber, 245cc Intake, Angle Plug, Chevrolet, Small Block, Pair

Part Number: AFR-1138-TI

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Estimated Ship Date: Feb 4, 2026 if ordered today

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Heads, Aluminum, Assembled, 315cc Intake Runner, 75cc Chamber, Ford, Big Block, Pair

Part Number: AFR-3834

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 4, 2026 if ordered today

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Rocker Arm Studs, 7/16-14 in. Base Thread, 7/16-20 in. Rocker Arm Nut Size, 1.00 in. Nut Length, 1.895 in. Overall Length, Each

Part Number: AFR-6409-1

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

Part Number: AFR-1112

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Estimated Ship Date: Feb 4, 2026 if ordered today

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Valve Springs, Street Hydraulic/Solid Roller Spring 1.550 O.D. PAC #1940, Each

Part Number: AFR-8002-1

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Heads, Aluminum, Assembled, 295cc Intake Runner, 75cc Chamber, Ford, Big Block, Pair

Part Number: AFR-3816

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Estimated Ship Date: Feb 4, 2026 if ordered today

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