Cylinder Heads, Valve Seats, Head Bolts, Top End Kits & More

SEAT TOOL STEEL

Part Number: RSC-PAC-S154X

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Estimated Ship Date: Jun 16, 2026 if ordered today

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Cylinder Head, Twisted Wedge® 11R 170, CNC Street Ported, Assembled, 53cc CNC Chambers, Small Ford, Each

Part Number: TFS-52515301-C00

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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Cylinder Head, Twisted Wedge® 11R 205, CNC Competition Ported, Assembled, 56cc CNC Chambers, Small Ford, Each

Part Number: TFS-52615601-C03

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Cylinder Head, Twisted Wedge® 11R 190, CNC Comp Ported, Assy, 56cc CNC Chambers, Ti Retainer, Small Ford, Each

Part Number: TFS-5261T561-C02

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Cylinder Head, Twisted Wedge® 11R 190, CNC Competition Ported, Assembled, 56cc CNC Chambers, Small Ford, Each

Part Number: TFS-52615601-C02

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Cylinder Heads, Aluminum, Bare, 121cc Chamber, 340cc Intake Runner, Chevy, Big Block, Pair

Part Number: PMX-9340

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Estimated Ship Date: Jun 1, 2026 if ordered today

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Cylinder Heads, Aluminum, Bare, 121cc Chamber, 370cc Intake Runner, Chevy, Big Block, Pair

Part Number: PMX-9370

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Estimated Ship Date: Jun 1, 2026 if ordered today

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Cylinder Heads, Z, Aluminum, Assembled, 63cc Chamber, 204cc Intake Runner, Ford, 5.0/5.8L, Each

Part Number: FMS-M6049Z304DA

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 27, 2026 if ordered today

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Cylinder Head, Z-Series, Aluminum, Bare, 63cc Chamber, 204cc Intake Runner, Ford, 5.0L, 5.8L, Each

Part Number: FMS-M6049Z304D7

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Estimated Ship Date: May 27, 2026 if ordered today

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Valve Seats - K-10 Seat 90000 Series AOD 1.8898

Part Number: DUR-99069

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Estimated Ship Date: May 13, 2026 if ordered today

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Cylinder Head, Twisted Wedge® 11R 170, CNC Street Ported, Bare, 63cc CNC Chambers, Small Ford, Each

Part Number: TFS-5251B631-C00

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Estimated Ship Date: Jul 16, 2026 if ordered today

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Valve Seats, Tungsten, Intake, Exhaust, 1.005 in. O.D., 0.750 in. I.D., 0.188 in. Thick, Each

Part Number: DUR-71600

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Estimated Ship Date: May 13, 2026 if ordered today

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Sintered Valve Seat Insert

Part Number: DUR-30662

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Estimated Ship Date: May 13, 2026 if ordered today

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Valve Seats, Steel, Tungsten, Alloy, Intake, Exhaust, 2.443 in. O.D., 2.125 in. I.D., 0.375 in. Thick, Each

Part Number: DUR-32370

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Estimated Ship Date: May 13, 2026 if ordered today

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Valve Seats - K-10 Seat 30000 Series AOD 1.605

Part Number: DUR-32189

4.0 out of 5 stars ( 1 )

Estimated Ship Date: May 20, 2026 if ordered today

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Cylinder Head, Twisted Wedge® 11R 190, CNC Competition Ported, Assembled, 66cc CNC Chambers, Small Ford, Each

Part Number: TFS-52616601-C02

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Valve Seats, Tungsten, Intake, Exhaust, 1.654 in. O.D., 0.313 in. I.D., 0.250 in. Thick, Each

Part Number: DUR-71852

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Estimated Ship Date: May 18, 2026 if ordered today

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Valve Seats, Steel, Tungsten, Alloy, Intake, Exhaust, 1.505 in. O.D., 1.125 in. I.D., 0.188 in. Thick, Each

Part Number: DUR-30706

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Estimated Ship Date: May 18, 2026 if ordered today

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Valve Seats, Tungsten, Intake, Exhaust, 1.692 in. O.D., 1.375 in. I.D., 0.250 in. Thick, Each

Part Number: DUR-70678

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Valve Seats, Steel, Tungsten, Alloy, Intake, Exhaust, 1.573 in. O.D., 1.312 in. I.D., 0.219 in. Thick, Each

Part Number: DUR-30643-5

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Estimated Ship Date: May 19, 2026 if ordered today

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Cylinder Head, Z-Series, Aluminum, Bare, 63cc Chamber, 204cc Intake Runner, Ford, 289, 302, 351W, Each

Part Number: FMS-M-6049-Z304D

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Estimated Ship Date: Tomorrow

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LS HEAD BOLTS TTY 04-UP OE GM#17800568 45MM/1.770

Part Number: EW1-800568

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Cylinder Heads, Aluminum, Assembled, 121cc Chamber, 370cc Intake Runner, Chevy, Big Block, Pair

Part Number: PMX-9371

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Estimated Ship Date: Jun 1, 2026 if ordered today

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HEAD BOLT KIT GM LS TTY PRE-04 12498545

Part Number: EW1-17118HP

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Head Combo, Camshaft, Timing Set, Gaskets, Ford, Modular V8, 4.6L 2V, Kit

Part Number: TFS-K520-390-375

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Estimated Ship Date: Jul 1, 2026 if ordered today

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