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Head Combo, GenX® Top-End, 580hp, 520 ft-lbs. Torque, GM, LS3, Square Port, Kit
Part Number: TFS-K326-580-520
Estimated Ship Date: Feb 10, 2026 if ordered today
Estimated Ship Date: Feb 10, 2026 if ordered today
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: Today
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: Today
Cylinder Head, GenX® 205, Competition Ported, Bare, 58cc CNC Chambers, GM LS Vortec, Each
Part Number: TFS-3051B001-C00
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Head Combo, GenX® Top-End, 455 hp/426 ft.-lbs. Torque, Chevy, 5.3L, Kit
Part Number: TFS-K305-455-425
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: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
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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
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, GenX® 260, CNC Comp Port, Assembled, 70cc CNC Chamber, 450 Lb. Springs, Ti Retain, GM LSX, Each
Part Number: TFS-3271T002-C01
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, GenX® 260, CNC Competition Ported, Assembled, 70cc CNC Chambers, 450 Lb. Springs, GM LSX, Each
Part Number: TFS-32710002-C01
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, GenX® 260, CNC Competition Ported, Bare, 70cc CNC Chambers, 6-Bolt Mounting, GM LSX, Each
Part Number: TFS-3271B003-C01
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, GenX® 220, Fast As Cast®, Assembled, 65cc CNC Chambers, GM LS2, Each
Part Number: TFS-30610002
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, 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, 65cc CNC Chambers, Titanium Retainers, GM LS2, Each
Part Number: TFS-3061T002
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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
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Cylinder Head, GenX® 220, Fast As Cast®, Bare, 65cc CNC Chambers, GM LS2, Each
Part Number: TFS-3061B002
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Cylinder Head, GenX® 220, Fast As Cast®, Bare, 64cc CNC Chambers, GM LS1, Each
Part Number: TFS-3061B001
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Estimated Ship Date: Today
Cylinder Head, GenX® 260, CNC Competition Ported, Bare, 70cc CNC Combustion Chambers, GM LSX, Each
Part Number: TFS-3271B001-C01
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Cylinder Head, GenX® 260, CNC Comp Port, Assy, 70cc CNC Chamber, 370 Springs, Ti Retain, 6-Bolt, GM LSX, Each
Part Number: TFS-3271T003-C01
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Cylinder Head, GenX® 225, CNC Competition Ported, Bare, 65cc CNC Chambers, GM LS2, Each
Part Number: TFS-3061B001-C02
Not Yet Reviewed
Cylinder Head, GenX® 235, Competition Ported, Assembled, 70cc CNC Chambers, Ti Retainers, 6-Bolt, GM LSX, Each
Part Number: TFS-3061T003-C03
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, GenX® 225, CNC Competition Ported, Assembled, 65cc CNC Chambers, Ti Retainers, GM LS2, Each
Part Number: TFS-3061T001-C02
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Cylinder Head, GenX® 225, CNC Competition Ported, Assembled, 65cc CNC Chambers, GM LS2, Each
Part Number: TFS-30610001-C02
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Head Combo, GenX® Top-End, 515 HP/460 ft.-lbs. Torque, Chevy, Small Block, LS1, Kit
Part Number: TFS-K306-515-460
Cylinder Head, GenX® 215, CNC Competition Ported, Assembled, 64cc CNC Chambers, Ti Retainers, GM LS1, Each
Part Number: TFS-3061T001-C01
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Estimated Ship Date: Today
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