CHEVROLET Chevy small block Gen III/IV (LS-based engines) Trick Flow Specialties Cylinder Heads

Cylinder Head, GenX® 280 HIP, CNC Competition Ported, Assembled, 280cc Ports, Titanium Retainers, 6-Bolt Pattern, GM LS3, LSX, Each

Part Number: TFS-3261T04-HC01

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Cylinder Head, GenX® 255, CNC Competition Ported, Assembled, 69cc CNC Chambers, 450 Lb. Springs, GM LSX, Each

Part Number: TFS-32610002-C01

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Cylinder Head, GenX® 260, CNC Competition Ported, Assembled, 70cc CNC Chambers, 370 Lb. Springs, GM LSX, Each

Part Number: TFS-32710001-C01

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Cylinder Head, GenX® 220, Fast As Cast®, Assembled, 64cc CNC Chambers, GM LS1, Each

Part Number: TFS-30610001

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Cylinder Head, GenX® 220, Fast As Cast®, Assembled, 64cc CNC Chambers, Titanium Retainers, GM LS1, Each

Part Number: TFS-3061T001

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Cylinder Head Bolt Kit, Hex Head, Chromoly, Black Oxide, Torque-to-Yield, Pre-2004 Long Style, GM LS, Each

Part Number: TFS-92010

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

Cylinder Head Bolt Kit, Hex Head, Chromoly, Black Oxide, Torque-to-Yield, 2004+ Short Style, GM LS, Each

Part Number: TFS-92011

4.0 out of 5 stars ( 1 )

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Valve Guides, Bronze, Chevy, Small Block, LS1, Set of 16

Part Number: TFS-30600251

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Cylinder Head, GenX® 255, CNC Comp Port, Assy, 69cc CNC Chamber, 450 lbs. Springs, Ti Retain, 6-Bolt, GM LSX, Each

Part Number: TFS-3261T004-C01

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Cylinder Head, GenX® 260, CNC Competition Ported, Assembled, 70cc CNC Chambers, 450 Lb. Springs, GM LSX, Each

Part Number: TFS-32710002-C01

1.0 out of 5 stars ( 1 )

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Cylinder Head, GenX® 260, CNC Comp Port, Assy, 70cc CNC Chamber, 450 Springs, Ti Retain, 6-Bolt, GM LSX, Each

Part Number: TFS-3271T004-C01

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Cylinder Head, GenX® 225, CNC Competition Ported, Assembled, 65cc CNC Chambers, Ti Retainers, GM LS2, Each

Part Number: TFS-3061T001-C02

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Oct 31, 2025 if ordered today

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Cylinder Head, GenX® 255, CNC Competition Ported, Assembled, 69cc CNC Chambers, 370 Lb. Springs, GM LSX, Each

Part Number: TFS-32610001-C01

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Cylinder Head, GenX® 245, CNC Comp Port, Bare, 70cc CNC Chambers, 6-Bolt, GM LSX, Each

Part Number: TFS-3061B003-C04

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Estimated Ship Date: Sep 25, 2025 if ordered today

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Cylinder Head, GenX® 205, Competition Ported, Assembled, 58cc CNC Chambers, GM LS Vortec, Each

Part Number: TFS-30510001-C00

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Estimated Ship Date: Oct 31, 2025 if ordered today

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Cylinder Head, GenX® 260, CNC Comp Port, Assembled, 70cc CNC Chamber, 370 Lb. Springs, Ti Retain, GM LS, Each

Part Number: TFS-3271T001-C01

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Cylinder Head, GenX® 205, Competition Ported, Assembled, 58cc CNC Chamber, Titanium Retain, GM LS Vortec, Each

Part Number: TFS-3051T001-C00

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Estimated Ship Date: Oct 31, 2025 if ordered today

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Cylinder Head, GenX® 255, Aluminum, Bare, 69cc Chamber, 255 cc Intake, 4-Bolt, GM, 6.2,.7.0L, LSX Block, Each

Part Number: TFS-3261B001-C01

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Cylinder Head, GenX® 260, CNC Competition Ported, Bare, 70cc CNC Chambers, 6-Bolt Mounting, GM LSX, Each

Part Number: TFS-3271B003-C01

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Cylinder Head, GenX® 255, Aluminum, Bare, 69cc Chamber, 255 cc Intake, GM, 6.2,.7.0L, LSX Block, Each

Part Number: TFS-3261B003-C01

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Cylinder Head, GenX® 225, CNC Competition Ported, Bare, 65cc CNC Chambers, GM LS2, Each

Part Number: TFS-3061B001-C02

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Cylinder Head, GenX® 235, Competition Ported, Assembled, 70cc CNC Chambers, Ti Retainers, 6-Bolt, GM LSX, Each

Part Number: TFS-3061T003-C03

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Cylinder Head, GenX® 280 HIP, CNC Competition Ported, Bare, 280cc Intake Ports,

Part Number: TFS-3261B04-HC01

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Estimated Ship Date: Sep 23, 2025 if ordered today

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Valve Seats, Ductile Iron, Exhaust, 1.680 in. Outside Diameter, Chevy, Small Block, LS1, Set of 8

Part Number: TFS-30600274

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Valve Seats, Ductile Iron, Exhaust, 1.625 in. Outside Diameter, Chevy, Small Block, LS1, Set of 8

Part Number: TFS-30600272

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