Air Flow Research (AFR) Cylinder Heads & More

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: Monday 3/23/2026 if shipped by air

Valve, Replacement, Exhaust, Stainless Steel, 1.880 in. Head Diameter, 5.450 in. Length, Chevy, Big Block, Each

Part Number: AFR-7630-1

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Intake Manifold Gaskets, Rectangular Port Style, Set

Part Number: AFR-6893

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Cylinder Heads, LSX Mongoose, Aluminum, Assembled, 65cc Combustion Chamber, 230cc Intake, Chevy, Pair

Part Number: AFR-1660

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 4, 2026 if ordered today

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Valve, Replacement, Exhaust, Stainless Steel, 1.570 in. Diameter, 8mm Stem, 5.030 in. Length, Ford, Each

Part Number: AFR-7248-1

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Valve Guides, AFR Valve Guides, Bronze, 0.315 in. Inside Diameter, 2.100 in. Length, Sold as a Set of 16

Part Number: AFR-9051-16

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Cylinder Heads, Street Porting, Aluminum, Assembled, 65 cc Chamber, 180cc Intake, Chevy, 302/327/350/400, Pair

Part Number: AFR-0916

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Mar 30, 2026 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: Monday 3/23/2026 if shipped by air

Cylinder Heads, 195cc SBC Eliminator LT, Aluminum, Assembled, 54cc Chamber, 195cc Intake, Heart Combustion Chamber, Chevrolet, 5.7L LT, Pair

Part Number: AFR-1032

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 20, 2026 if ordered today

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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: Monday 3/23/2026 if shipped by air

Valve Stem Oil Seal, Positive Stop, Viton® Rubber, 8.74mm Stem Diameter, 0.495 in, Guide Diameter, 0.600 in. O.D., Set of 16

Part Number: AFR-6613-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Cylinder Heads, Enforcer, Aluminum, Assembled, 64cc Chamber, 195cc Intake, Hydraulic Flat Tappet, Straight Plug, Chevrolet, Small Block, Each

Part Number: AFR-1001FT

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 11, 2026 if ordered today

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Cylinder Head Bolt, Bushing, Steel, Black Zinc, 1/2 in. O.D. x 7/16 in. I.D., Ford, Small Block, Set of 20

Part Number: AFR-6324

5.0 out of 5 stars ( 5 )

Estimated Ship Date: May 18, 2026 if ordered today

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Valve Spring Retainers, Chromoly Steel, 7 Degree, Single Spring, 1.250 in. O.D., Use with 8017 and 8019 Springs, Set of 16

Part Number: AFR-8514-16

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Cylinder Heads, Eliminator Competition Racing, Aluminum, Assembled, 70cc Chamber, 235cc Intake, Chevy, Pair

Part Number: AFR-1132-TI

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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

Part Number: AFR-7255-1

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Valve Springs, Erson Endurance Solid Roller Springs, 1.580 O.D., #E915043, Set of 16

Part Number: AFR-8023-16

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Cylinder Heads, Aluminum, 245cc Intake Runner Volume, 80cc Exhaust Runner Volume, SBC, Pair

Part Number: AFR-1137-TI

5.0 out of 5 stars ( 1 )

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

Part Number: AFR-7251-1

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Intake Gaskets, Printoseal, Rectangle Port, .060 in. Thick, Chevy, Pair

Part Number: AFR-6860

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Guide Plates, Flat, Steel, Hardened, 5/16 in. Pushrod Slot, Ford, Chevy, Small Block, Small Block Chevy, Each

Part Number: AFR-6103-1

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Cylinder Heads, CNC Blended Bowls, Aluminum, Assembled, 117cc Chamber, 325cc Intake, Chevy, Big Block, Pair

Part Number: AFR-2101

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 31, 2026 if ordered today

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Cylinder Heads, Street Porting, Aluminum, Assembled, 72cc Chamber, 230cc Intake, Chevy, Small Block, LS1, Pair

Part Number: AFR-1630

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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