Airflow Research (AFR) Engines & Components

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

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

Part Number: AFR-7204

Not Yet Reviewed

Estimated Ship Date: Today

Rocker Arms, Full Roller, 0.050 in. Intake Offset, 1.5 Ratio, Aluminum, Orange, Chevy, Small Block, Set of 16

Part Number: AFR-6035

Not Yet Reviewed

Estimated Ship Date: Sep 3, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: AFR-6216-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Valve, Replacement, Exhaust, Stainless, 1.600 in. Diameter, 8mm Stem, 5.040 in. Length, Set of 8

Part Number: AFR-7260-8

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valve, Intake, Dished, 2.080 in. Head Diameter, 8mm Stem, 4.960 in. Length, Chevy, Ford, Small Block, Each

Part Number: AFR-7259-1

Not Yet Reviewed

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

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: AFR-6325-16

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: AFR-8000-1

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: AFR-1007

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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

Part Number: AFR-8002-1

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: AFR-2015-TI

Not Yet Reviewed

Estimated Ship Date: Sep 3, 2025 if ordered today

• Free Shipping
• Special Order

Valve, Replacement, Intake, 2.080 in. Head Diameter, 0.313 in. Stem Diameter, 4.900 in. Overall Length, Stainless Steel, Chevy, LS1, Each

Part Number: AFR-7208-1

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

• Drop Ship
• Special Order

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

Part Number: AFR-8016-16

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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 Retainers, Chromoly Steel, 7 Degree, Single Spring, 1.250 in. O.D., Use with 8017 and 8019 Springs, Each

Part Number: AFR-8514-1

Not Yet Reviewed

Estimated Ship Date: Today

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .343 in. Stem, 4.970 in. Length, Each

Part Number: AFR-7219

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: AFR-2100

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

• Free Shipping
• Special Order

Cylinder Heads, CNC Blended Bowls, Aluminum, Assembled, 117cc Chamber, 345cc Intake, Chevy, Big Block, Pair

Part Number: AFR-2110

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 22, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: AFR-8515-1

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

• Drop Ship
• Special Order

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: Sep 3, 2025 if ordered today

• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: AFR-8518-16

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

• Drop Ship
• Special Order