Airflow Research (AFR) Cylinder Heads

Cylinder Head, 185cc Enforcer, Aluminum, Assembled, 64cc Combustion Chamber, 2.02 in. Intake Valve, 1.6 in. Exhaust Valve, Ford, Small Block, Each

Part Number: AFR-1351

4.47 out of 5 stars ( 17 )

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Cylinder Head, 335cc Enforcer, Assembled, 2.250 in. Intake Valve, 10 Degree Locks, 1.550 in. Dual Valve Springs, Aluminum, Chevy, Big Block, Each

Part Number: AFR-3001

3.75 out of 5 stars ( 4 )

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Cylinder Heads, LS3, Aluminum, 260cc Intake Runner Volume, 95cc Exhaust Runner Volume, Pair

Part Number: AFR-1845

5.0 out of 5 stars ( 3 )

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Cylinder Heads, Eliminator Street, Aluminum, Assembled, 65cc Chamber, 195cc Intake, Chevy, Small Block, Pair

Part Number: AFR-1034

5.0 out of 5 stars ( 13 )

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Cylinder Head, Enforcer, Aluminum, Assembled, 64cc Chamber, 210cc Intake, Cathedral Port, Chevrolet, LS, Each

Part Number: AFR-1501

5.0 out of 5 stars ( 2 )

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Cylinder Heads, Oval Port Magnum, Aluminum, Assembled, 112cc Combustion Chamber, 265cc Intake, Chevy, Pair

Part Number: AFR-3610-1

4.0 out of 5 stars ( 8 )

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Cylinder Head, Enforcer, Aluminum, Assembled, 64cc Chamber, 210cc Intake, Cathedral Port, Small Bore, Chevrolet, LS, Each

Part Number: AFR-1506

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Cylinder Head, Enforcer, Aluminum, Assembled, 64cc Chamber, 185cc Intake, Ford, Small Block, Each

Part Number: AFR-1341

4.75 out of 5 stars ( 4 )

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

Part Number: AFR-1660

5.0 out of 5 stars ( 1 )

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Cylinder Heads, LS3, Aluminum, 260cc Intake Runner Volume, 95cc Exhaust Runner Volume, 6 Bolt, Pair

Part Number: AFR-1840

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 28, 2025 if ordered today

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Cylinder Heads, Magnum Competition, Aluminum, Assembled, 121cc Chamber, 385cc Intake, Chevy, Pair

Part Number: AFR-2020-TI

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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 )

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Cylinder Heads, Aluminum, Assembled, 190cc Intake, 64cc Exhaust, 65cc Chamber, Chevy, Small Block, Pair

Part Number: AFR-0912

4.5 out of 5 stars ( 4 )

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Cylinder Head, Enforcer, Aluminum, Bare, 64cc Chamber, 210cc Intake, Cathedral Port, Small Bore, Chevrolet, LS, Each

Part Number: AFR-1507

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Cylinder Heads, 195cc SBF Renegade Competition, Aluminum, Assembled, 72cc Chamber, 195cc Intake, Square Exhaust Port, Ford, Small Block Windsor, Pair

Part Number: AFR-1383-716

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

Part Number: AFR-1426-716

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 4, 2025 if ordered today

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Cylinder Head, 335cc Enforcer, Bare, 2.250 in. Intake Valve Seats, Aluminum, Chevy, Big Block, Each

Part Number: AFR-3002

5.0 out of 5 stars ( 1 )

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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: Dec 1, 2025 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: Dec 1, 2025 if ordered today

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Valve Guides, Bronze, 0.315 in. I.D., 0.502 in. O.D., 2.100 in. Length, Use with LSX, Small Block Chevy and Small Block Ford Engines, Each

Part Number: AFR-9051-1

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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 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 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

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 4, 2025 if ordered today

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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: Today

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