Availability
Cylinder Heads
Valve Seat, Ductile Iron, Intake, 2.087 in. Outside Diameter, Chevy, Small Block, 23 Degree Heads, Each
Part Number: TFS-30300271
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Cylinder Head, DHC™ 175, Fast As Cast®, Bare, No Accessory Bolt Holes, Small Chevy, Each
Part Number: TFS-3021B002
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Head Gasket, Multi-Later Steel, MLS, 4.185 in. Bore, .051 in. Compress Thick, GM LSX, 6-Bolt, Left Side, Each
Part Number: TFS-30694185L051
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Cylinder Head, Twisted Wedge® 11R 205, Bare, 56cc CNC Chambers, Small Ford, Each
Part Number: TFS-5261B561-C03
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Cylinder Head, PowerPort® 240, CNC Street Ported, Bare, Big Mopar, Each
Part Number: TFS-6161B000-C00
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Cylinder Head, GenX® 220, Fast As Cast®, Assembled, 65cc CNC Chambers, GM LS2, Each
Part Number: TFS-30610002
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Cylinder Head, PowerPort® Cleveland 225, CNC Competition Ported, Bare, 72cc CNC Chambers, Ford 351C, Each
Part Number: TFS-5161B000-C11
Estimated Ship Date: Jan 18, 2027 if ordered today
Estimated Ship Date: Jan 18, 2027 if ordered today
Cylinder Head, Super 23® 175, Aluminum, Fast As Cast®, 56cc CNC Chambers, 1.470" Single Springs, Center Bolt, Emissions, Assembled, Small Chevy, Each
Part Number: TFS-30310006
Estimated Ship Date: Jan 26, 2027 if ordered today
Estimated Ship Date: Jan 26, 2027 if ordered today
Cylinder Head, High Port® 225, CNC Competition Ported, Bare, 70cc CNC Chambers, Small Ford, Each
Part Number: TFS-5171B012-C01
Estimated Ship Date: Feb 8, 2027 if ordered today
Estimated Ship Date: Feb 8, 2027 if ordered today
Valve Seats, Ductile Iron, Exhaust, 1.800 in. Outside Diameter, Ford, Big Block, Set of 8
Part Number: TFS-53400272
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Head Gasket, Multi-Later Steel, MLS, 4.185 in. Bore, .051 in. Compress Thick, GM LSX, 6-Bolt, Right Side, Each
Part Number: TFS-30694185R051
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Seat, Ductile Iron, Intake, 2.200 in. Outside Diameter, Ford, Cleveland, 8-Pack
Part Number: TFS-51600271
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Seats, Ductile Iron, Exhaust, 1.680 in. Outside Diameter, Chevy, Small Block, LS1, Set of 8
Part Number: TFS-30600274
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Seat, Ductile Iron, Exhaust, 1.657 in. Outside Diameter, Chevy, Small Block, 23 Degree Heads, Each
Part Number: TFS-30300272
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Cylinder Head, GenX® 255 HD, CNC Competition Ported, Assembled, 67cc CNC Combustion Chambers, Titanium Retainers, 6-Bolt Pattern, GM LS3, LSX, Each
Part Number: TFS-3261T004-CH1
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Cylinder Head, PowerPort® 290, Fast As Cast®, Assy, 74cc Chambers, 250 Lb. Spring, Ti Ret., CNC Combustion Chamber, Ford 429/460, Each
Part Number: TFS-5341T004-M74
Estimated Ship Date: Dec 14, 2026 if ordered today
Estimated Ship Date: Dec 14, 2026 if ordered today
Cylinder Head, Twisted Wedge® 11R 205 HD, CNC Competition Ported, Assembled, 64cc CNC Chambers, Titanium Retainers, Small Ford, Each
Part Number: TFS-5261T641-CH3
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Cylinder Head, PowerPort® 290, Fast As Cast®, Assy, 74cc Chambers, 138 Lb. Spring, Ti Ret., CNC Combustion Chamber, Ford 429/460, Each
Part Number: TFS-5341T002-M74
Estimated Ship Date: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 2026 if ordered today
Cylinder Head, GenX® 260, CNC Comp Port, Assembled, 70cc CNC Chamber, 370 Lb. Springs, Ti Retain, GM LS, Each
Part Number: TFS-3271T001-C01
Estimated Ship Date: Jan 26, 2027 if ordered today
Estimated Ship Date: Jan 26, 2027 if ordered today
Cylinder Head, Twisted Wedge® 11R 190, CNC Competition Ported, Assembled, 56cc CNC Chambers, Small Ford, Each
Part Number: TFS-52615601-C02
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Cylinder Head, Super 23® 230, CNC Comp Port, Assy, 70cc CNC Chambers, 420 Spring, Ti Retain, Small Chevy, Each
Part Number: TFS-3241T002-C03
Estimated Ship Date: Feb 25, 2027 if ordered today
Estimated Ship Date: Feb 25, 2027 if ordered today
Cylinder Head, GenX® 260, CNC Competition Ported, Assembled, 70cc CNC Chambers, 370 Lb. Springs, GM LSX, Each
Part Number: TFS-32710001-C01
Estimated Ship Date: Jan 26, 2027 if ordered today
Estimated Ship Date: Jan 26, 2027 if ordered today
Cylinder Head, Super 23® 230, CNC Competition Ported, Assy, 70cc CNC Chambers, 460 Spring, Small Chevy, Each
Part Number: TFS-32410001-C03
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Seats, Ductile Iron, Intake, 2.450 in. Outside Diameter, Chevy, Big Block, Set of 8
Part Number: TFS-41400271-8
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Cylinder Head, GenX® 245, CNC Comp Port, Bare, 70cc CNC Chambers, 6-Bolt, GM LSX, Each
Part Number: TFS-3061B003-C04
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow