Availability
113 Results Found For "exhaust seats"
Cylinder Head, PowerPort® 175, Street Port, Assy, 70cc Chambers, 1.46 in. Springs, Ford, Big Block FE, Each
Part Number: TFS-56417001-C00
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Cylinder Head, DHC™ 175, Fast As Cast®, Assembled, 1.470 in. Springs, Accessory Bolt Holes, Small Chevy, Each
Part Number: TFS-30210006
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Cylinder Head, GenX® 220, Fast As Cast®, Assembled, 64cc CNC Chambers, Titanium Retainers, GM LS1, Each
Part Number: TFS-3061T001
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Cylinder Head, PowerPort® 270, Max Wedge, CNC Comp Ported, Assembled, 1.55" Springs, Big Chrysler, Mopar, Each
Part Number: TFS-61617802-C01
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Cylinder Head, DHC™ 175, Fast As Cast®, Assembled, 1.470 in. Springs, No Accessory Bolt Holes, Small Chevy, Each
Part Number: TFS-30210002
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Cylinder Head, PowerPort® 270, Max Wedge, CNC Comp Port, 1.55" Springs, Ti Retain, Big Chrysler, Mopar, Each
Part Number: TFS-6161T783-C01
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Cylinder Head, PowerPort® 240, CNC Street Port, Assy, 1.55" Dual Springs, Ti Retain, Big Chrysler, Mopar, Each
Part Number: TFS-6161T783-C00
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Cylinder Head, PowerPort® 240, CNC Street Port, Assy, 1.56" Dual Springs, Ti Retain, Big Chrysler, Mopar, Each
Part Number: TFS-6161T784-C00
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Cylinder Head, DHC™ 175, Fast As Cast®, Assembled, 1.460 in. Springs, No Accessory Bolt Holes, Small Chevy, Each
Part Number: TFS-30210003
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Cylinder Head, GenX® 220, Fast As Cast®, Assembled, 64cc CNC Chambers, GM LS1, Each
Part Number: TFS-30610001
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Cylinder Head, PowerPort® 270, CNC Competition Ported, Bare, Big Mopar, Each
Part Number: TFS-6161B000-C01
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Cylinder Head, PowerPort® 270, Max Wedge, CNC Comp Ported, Assembled, 1.46" Springs, Big Chrysler, Mopar, Each
Part Number: TFS-61617801-C01
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Cylinder Head, GenX® 220, Fast As Cast®, Assembled, 65cc CNC Chambers, Titanium Retainers, GM LS2, Each
Part Number: TFS-3061T002
Cylinder Head, PowerPort® 320, Aluminum, Assembled, 122cc Chamber, 320cc Intake, Chevy, Big Block, Each
Part Number: TFS-4141T003-M22
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Cylinder Head, PowerPort® 175, CNC Street Ported, Bare, 70cc CNC Chambers, Ford 390, 406, 427, 428, Each
Part Number: TFS-5641B701-C00
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Cylinder Head, PowerPort® 240, CNC Street Ported, Bare, Big Mopar, Each
Part Number: TFS-6161B000-C00
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Cylinder Head, GenX® 255, CNC Comp Port, Assembled, 69cc CNC Chamber, 450 Lb. Springs, Ti Retain, GM LSX, Each
Part Number: TFS-3261T002-C01
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
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
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
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
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
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: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
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: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Cylinder Head, GenX® 225, CNC Competition Ported, Assembled, 65cc CNC Chambers, Ti Retainers, GM LS2, Each
Part Number: TFS-3061T001-C02
Cylinder Head, GenX® 280 HD, CNC Competition Ported, Assembled, 67cc CNC Combustion Chambers, Titanium Retainers, 6-Bolt Pattern, GM LS3, LSX, Each
Part Number: TFS-3261T004-CH2
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Cylinder Head, Ultra 18®, CNC Competition Ported, 56cc CNC Chambers, Ti Retainers, Small Chevy, Each
Part Number: TFS-3181T001-C01
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
Cylinder Head, Super 23® 215, CNC Competition Ported, Assembled, 67cc CNC-Profiled Combustion Chambers, 1.545" Springs, Small Chevy, 350, 400, Each
Part Number: TFS-32410006-C01
Not Yet Reviewed
Estimated Ship Date: Monday 2/9/2026
Estimated Ship Date: Monday 2/9/2026
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