Cylinder Heads

Head Combo, GenX® Top-End, 455 hp/426 ft.-lbs. Torque, Chevy, 5.3L, Kit

Part Number: TFS-K305-455-425

Estimated Ship Date: Today

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Rocker Arm Stud, 7/16-20 in. Thread, (1) 3 in. Stud, 2.261 in. Effective Length, Ford, 429/460 A460 Head, Each

Part Number: TFS-54400614-1

Estimated Ship Date: Today

Valve Seats, Ductile Iron, Exhaust, 1.625 in. Outside Diameter, Chevy, Small Block, LS1, Set of 8

Part Number: TFS-30600272

Estimated Ship Date: Today

Valve Spring Retainers, Chromoly Steel, Set of 16

Part Number: TFS-21400120

Estimated Ship Date: Today

Pushrod, 5/16 in. Diameter, 6.950 in. Long, 4130 Chromoly, 0.080 in. Wall, For Guideplates, Each

Part Number: TFS-21406950-1

Estimated Ship Date: Apr 6, 2026 if ordered today

Rocker Arm Studs, 7/16-20 in. Thread, 3.30 in. Effective Stud Length, Chevy, Big Block, Exhaust, Set of 8

Part Number: TFS-41400614

Estimated Ship Date: Today

Intake Manifold, R-Series, Standard Deck, Aluminum, Single Plane, Rectangular Port, Dominator, Big Chevy, Each

Part Number: TFS-41400111

Estimated Ship Date: Today

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Rocker Arm Studs, 7/16-20 in. Thread, 2.00 in. Effective Stud Length, Chevy, Big Block, Intake, Set of 8

Part Number: TFS-41400613

Estimated Ship Date: Today

Head Gasket, Multi-Layer Steel, 3.700 in. Bore, .030 in. Thick, Race 195 Heads and BOSS 5.0 Block, Left, Each

Part Number: TFS-5180902L

Estimated Ship Date: Today

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Head Gasket, Multi-Layer Steel, 3.700 in. Bore, .030 in. Thick, Race 195 Heads and BOSS 5.0 Block, Right, Each

Part Number: TFS-5180902R

Estimated Ship Date: Today

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Valve Spring Compressors Accessories, Small Screwdriver, Seal Installer, Magnetic Pen, Air Hold Adapter, Kit

Part Number: TFS-90520

Estimated Ship Date: Apr 2, 2026 if ordered today

Valve Seat, Ductile Iron, Intake, 2.300 in. Outside Diameter, Ford, Big Block, Each

Part Number: TFS-53400271-1

Estimated Ship Date: Apr 2, 2026 if ordered today

Valve Seats, Ductile Iron, Exhaust, 1.657 in. Outside Diameter, Ford, Small Block, Set of 8

Part Number: TFS-51700272

Estimated Ship Date: Today

Valve Springs, PAC Racing, Beehive, .959 in./1.061 in. O.D., 191 lbs./in. Rate, 1.020 in. Coil Bind, Set of 16

Part Number: TFS-16213-16

Estimated Ship Date: Today

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Rocker Arm Studs, 7/16-20, (8) 4 3/4 in. Stud, 3.550 Effective Length, Ford, 429/460, A460 Head, Set of 8

Part Number: TFS-54400615-8

Estimated Ship Date: Today

Valve Locks, Machined, Hardened Steel, 10 Degree, 1-Groove, 5/16 in. Valve Stem, Set of 16

Part Number: TFS-54500444

Estimated Ship Date: Apr 7, 2026 if ordered today

• Special Order

Fitting, Adapter, AN to NPT, Straight, Aluminum, Black Anodized, -6 AN, 3/8 in. NPT, Each

Part Number: TFS-22386

Estimated Ship Date: Today

TFX™ Cold Air Intake Kit, Black Tube, Pontiac 5.7L LS1 Car, Each

Part Number: TFS-23069

Estimated Ship Date: Today

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Replacement Gaskets, Spacer, Ford, Edelbrock Victor Intake, TFS-51520015/-51520016, Set of 4

Part Number: TFS-51522015-4

Estimated Ship Date: Today

Valve Spring Retainers, Titanium, 10 Degree, 1.500 in. Outside Diameter, .710 in. Inside Diameter, Set of 16

Part Number: TFS-214T0525

Estimated Ship Date: Apr 2, 2026 if ordered today

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Valve Guide, Exhaust, Bronze, Ford, 351C, 351M, 400, Set of 8

Part Number: TFS-51600252

Estimated Ship Date: Today

Cap, Replacement Oil Fill Tube Kit, Billet Aluminum, Natural, Ford, 5.0/5.8L, Each

Part Number: TFS-51400800C

Estimated Ship Date: Today

Fitting, Separator Tank Replacement Part, Each

Part Number: TFS-51400855

Estimated Ship Date: Today

Fuel Injector, TFX™, 30 Lbs./Hr., Bosch-Style, 14.4 Ohms Impedance, Jetronic Plug, 12V, Universal, Each

Part Number: TFS-89030-1

Estimated Ship Date: Mar 30, 2026 if ordered today

• Special Order

Headers, Down/Forward, Stainless, Natural, 1.75 in. Tube, 3.00 in. Collector, Chevy, Small Block LS, Pair

Part Number: TFS-LS1DFT

Estimated Ship Date: Today

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