Availability
Cylinder Head, PowerPort® 240, CNC Street Ported, Assembled, 1.550" Dual Springs, Big Chrysler, Mopar, Each
Part Number: TFS-61617802-C00
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
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 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Cylinder Head, PowerPort® 240, CNC Street Ported, Assembled, 1.460" Dual Springs, Big Chrysler, Mopar, Each
Part Number: TFS-61617801-C00
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Cylinder Head, Twisted Wedge® 11R 170, CNC Street Ported, Assembled, 53cc CNC Chambers, Small Ford, Each
Part Number: TFS-52515301-C00
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Cylinder Head, DHC™ 175, Fast As Cast®, Assembled, 1.460 in. Springs, Accessory Bolt Holes, Small Chevy, Each
Part Number: TFS-30210007
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
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 10/20/2025
Estimated Ship Date: Monday 10/20/2025
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 10/20/2025
Estimated Ship Date: Monday 10/20/2025
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 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Cylinder Head, DHC™ 200, CNC Street Ported, Assembled, 1.46 in. Springs, With Accessory Holes, Chevy, Each
Part Number: TFS-30210007-C00
Not Yet Reviewed
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Cylinder Head, DHC™ 200, CNC Street Ported, Assembled, 1.46 in. Springs, No Accessory Holes, Small Chevy, Each
Part Number: TFS-30210003-C00
Not Yet Reviewed
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Cylinder Head, Super 23® 175, Aluminum, Fast As Cast®, 56cc CNC Chambers, 1.46" Dual Springs, Perimeter Bolt, Emissions, Assembled, Small Chevy, Each
Part Number: TFS-30310003
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Cylinder Head, Twisted Wedge® 11R 227, CNC Competition Ported, Assembled, 56cc CNC Chambers, Titanium Retainers, Small Ford, Each
Part Number: TFS-5261T561-C04
Not Yet Reviewed
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Cylinder Head, DHC™ 200, CNC Street Ported, Assembled, 1.47 in. Springs, With Accessory Holes, Chevy, Each
Part Number: TFS-30210006-C00
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Cylinder Head, Super 23® 175, Aluminum, Fast As Cast®, 56cc CNC Chambers, 1.25" Single Spring, Perimeter Bolt, Emissions, Assembled, Small Chevy, Each
Part Number: TFS-30310001
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Cylinder Head, PowerPort® 290, Fast As Cast®, Assembled, 74cc Chambers, 138 Lb. Springs, CNC Combustion Chamber, Ford 429/460, Each
Part Number: TFS-53410002-M74
Not Yet Reviewed
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Cylinder Head, GenX® 220, Fast As Cast®, Assembled, 64cc CNC Chambers, GM LS1, Each
Part Number: TFS-30610001
Not Yet Reviewed
Valve Springs, PAC Racing, Dual, 1.550 in. Outside Diameter, 550 lbs./in. Rate, 1.068 in. Coil Bind, Pair
Part Number: TFS-16943-16
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Valve Springs, PAC Racing, Dual, 1.460 in. Outside Diameter, 438 lbs./in. Rate, 1.100 in. Coil Bind, Set of 16
Part Number: TFS-16315-16
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Valve Springs, PAC Racing, Dual, 1.460 in. Outside Diameter, 391 lbs./in. Rate, 1.050 in. Coil Bind, Set of 16
Part Number: TFS-16893-16
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Valve Springs, PAC Racing, Dual, 1.560 in. Outside Diameter, 500 lbs./in. Rate, 1.100 in. Coil Bind, Set of 16
Part Number: TFS-16318-16
Not Yet Reviewed
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Cylinder Head, DHC™ 200, CNC Street Ported, Bare, With Accessory Bolt Holes, Small Chevy, Each
Part Number: TFS-3021B006-C00
Not Yet Reviewed
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Valve Springs, PAC Racing, Dual, 1.538 in. Outside Diameter, 436 lbs./in. Rate, 1.090 in. Coil Bind, Set of 16
Part Number: TFS-16929-16
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Valve Springs, PAC Racing, Dual, 1.550 in. Outside Diameter, 427 lbs./in. Rate, 1.190 in. Coil Bind, Set of 16
Part Number: TFS-16094-16
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Valve Springs, PAC Racing, Dual, 1.275 in. Outside Diameter, 450 lbs./in. Rate, 1.080 in. Coil Bind, Set of 16
Part Number: TFS-16306-16
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Valve Springs, PAC Racing, Dual, 1.650 in. Outside Diameter, 653 lbs./in. Rate, 1.040 in. Coil Bind, Set of 16
Part Number: TFS-16414-16
Not Yet Reviewed
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
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