CHEVROLET Cylinder Heads

Cylinder Head, GenX® 245, CNC Comp Port, Bare, 70cc CNC Chambers, 6-Bolt, GM LSX, Each

Part Number: TFS-3061B003-C04

Estimated Ship Date: Today

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Rocker Arm, 1.5 Ratio, 7/16 in. Stud, Full Roller Design, Aluminum, Small Chevy, Each

Part Number: TFS-31400520-1

Estimated Ship Date: Today

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .314 in. Stem, 5.200 in. Length, GenX®, GM LS, Each

Part Number: TFS-32600212-1

Estimated Ship Date: Today

TFX™ Cold Air Intake Kit, Black Tube, Chevrolet, GMC, Small Block, Kit

Part Number: TFS-23056

Estimated Ship Date: Today

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Engine Steam Line Plumbing Kit, Four Corner Kit, Aluminum, Black Anodized, Chevy, Small Block LS, Kit

Part Number: TFS-30600601

Estimated Ship Date: Today

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Cylinder Head, GenX® 260, CNC Competition Ported, Bare, 70cc CNC Chambers, 6-Bolt Mounting, GM LSX, Each

Part Number: TFS-3271B003-C01

Estimated Ship Date: Jan 18, 2027 if ordered today

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Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .341 in. Stem, 5.471 in. Length, Big Chevrolet, Each

Part Number: TFS-41300212

Estimated Ship Date: Today

Air Inlet Elbow, Aluminum, Ceramic Coated, Chevy, Pontiac, Kit

Part Number: TFS-3150800

Estimated Ship Date: Today

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Valve, Intake, Stainless Steel, 2.080 in. Diameter, .341 in. Stem, 5.060 in. Length, Small Chevrolet, Each

Part Number: TFS-32400211

Estimated Ship Date: Today

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 5.060 in. Length, Small Chevrolet, Each

Part Number: TFS-32400212

Estimated Ship Date: Today

Cylinder Head, PowerOval® 280, Aluminum, Bare, 113cc Chamber, 280cc Intake, Chevy, Big Block, Each

Part Number: TFS-4131B001-M13

Estimated Ship Date: Jan 18, 2027 if ordered today

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Fuel Injector, TFX™, 44 Lbs./Hr., Bosch-Style, 12.0 Ohms Impedance, Jetronic Plug, 12V, Universal, Each

Part Number: TFS-89044-1

Estimated Ship Date: Today

Head Gasket, Multi-Layer Steel, MLS, 3.910 in. Bore, .051 in. Compressed Thickness, GM 5.7L S1, LS6, Each

Part Number: TFS-30694030-051

Estimated Ship Date: Today

Head Gasket, Multi-Layer Steel, MLS, 4.100 in. Bore, .051 in. Compressed Thickness, GM 6.2L LS3, L92, Each

Part Number: TFS-32694100-051

Estimated Ship Date: Today

Cylinder Head, Super 23® 215, CNC Competition Ported, Bare, 67cc Chambers, Small Chevy, Each

Part Number: TFS-3241B001-C01

Estimated Ship Date: Dec 2, 2026 if ordered today

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Valves, Intake, Stainless Steel, 2.055 in. Diameter, 8.0mm Stem, 124.45mm Length, GenX®, GM LS, Set of 8

Part Number: TFS-30600210

Estimated Ship Date: Today

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Headers, Weld-Up, Custom, Stainless Steel, Natural, 1 3/4 in. Primary Tubes, Chevy, Small Block, Kit

Part Number: TFS-HBK175SBC

Estimated Ship Date: Today

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Rocker Arm Stud, 7/16-20 in. Thread, 1.900 in. Effective Stud Length, Ford/Chevy, Each

Part Number: TFS-51400614-1

Estimated Ship Date: Today

Camshaft, Hydraulic Roller, Advertised Duration 266/272, Lift .530/.530, Lobe Sep. 113, GM 5.7L LT1, Each

Part Number: TFS-31402081

Estimated Ship Date: Today

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Head Combo, GenX® Top-End, Chevy, Small Block, LS2, Kit

Part Number: TFS-K306-550-470

Estimated Ship Date: Jan 5, 2027 if ordered today

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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

Estimated Ship Date: Jan 15, 2027 if ordered today

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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

Estimated Ship Date: Jan 6, 2027 if ordered today

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Fuel Injectors, Flow Matched, 156pph @ 3 Bar, 180pph @ 4 Bar, LS2, 8 Ohm, High Impedance, USCAR, 53mm Length, 12V, 100psi Max, Set of 8

Part Number: TFS-891415653UO8

Estimated Ship Date: Today

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Fuel Injectors, Flow Matched, 36pph @ 3 Bar, 42pph @ 4 Bar, SBF/LS1, 10 Ohm, High Impedance, EV1, 65mm Length, 12V, 100psi Max, Set of 8

Part Number: TFS-891404265EB8

Estimated Ship Date: Today

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Fuel Injectors, Flow Matched, 156pph @ 3 Bar, 180pph @ 4 Bar, L92/L96, 8 Ohm, High Impedance, USCAR, 48mm Length, 12V, 100psi Max, Set of 8

Part Number: TFS-891415648UB8

Estimated Ship Date: Today

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