Availability
Cylinder Heads
Cylinder Head, Twisted Wedge® 11R 190, Bare, 66cc Chamber, Aluminum, Natural, Ford, 289, 302, 351W, Each
Part Number: TFS-5261B661-C02
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Cylinder Head, GenX® 205, Competition Ported, Bare, 58cc CNC Chambers, GM LS Vortec, Each
Part Number: TFS-3051B001-C00
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Cylinder Head, GenX® 215, CNC Competition Ported, Bare, 64cc CNC Chambers, GM LS1, Each
Part Number: TFS-3061B001-C01
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Cylinder Head, GenX® 220, Fast As Cast®, Bare, 65cc CNC Chambers, GM LS2, Each
Part Number: TFS-3061B002
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Cylinder Head, GenX® 235, Competition Ported, Assembled, 70cc CNC Chambers, Ti Retain, Standard, GM LSX, Each
Part Number: TFS-3061T001-C03
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Cylinder Head, Twisted Wedge® 185, Fast As Cast®, Bare, 38cc CNC Chambers, Ford 4.6/5.4L 2V, Each
Part Number: TFS-5191B001-M38
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Cylinder Head, GenX® 220, Fast As Cast®, Bare, 64cc CNC Chambers, GM LS1, Each
Part Number: TFS-3061B001
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Cylinder Head, Twisted Wedge®, Aluminum, Fast As Cast®, 61cc CNC Chambers, 1.460" Dual Springs, Emissions-Legal, Assembled, Ford 289/302/351W, Each
Part Number: TFS-51410004-M61
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Cylinder Head, Twisted Wedge® 170, Aluminum, Fast As Cast®, 61cc CNC-Profiled Combustion Chambers, Bare, Ford 289, 302, 351W, Each
Part Number: TFS-5141B010-M61
Estimated Ship Date: Jun 11, 2026 if ordered today
Estimated Ship Date: Jun 11, 2026 if ordered today
Cylinder Head, PowerPort® 320, Fast As Cast®, Bare, 122cc Chamber, Big Chevy, Each
Part Number: TFS-4141B320-M22
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Cylinder Head, GenX® 215, CNC Competition Ported, Assembled, 64cc CNC Chambers, Ti Retainers, GM LS1, Each
Part Number: TFS-3061T001-C01
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today