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 9, 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 )

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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 )

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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: May 27, 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: May 27, 2026 if ordered today

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SEAT TOOL STEEL

Part Number: RSC-PAC-S154X-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 9, 2026 if ordered today

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SEAT TOOL STEEL

Part Number: RSC-PAC-S140X

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Estimated Ship Date: Jun 9, 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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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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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: May 27, 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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Cylinder Head, Twisted Wedge® 11R 190, CNC Street Ported, Assembled, 56cc CNC Chambers, Small Ford, Each

Part Number: TFS-52515601-C01

4.76 out of 5 stars ( 17 )

Estimated Ship Date: Tomorrow

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

Part Number: TFS-52516601-C01

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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Cylinder Head, Twisted Wedge® 11R 205, CNC Comp Ported, Assy, 66cc CNC Chambers, Ti Retainer, Small Ford, Each

Part Number: TFS-5261T661-C03

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Cylinder Head, Twisted Wedge® 11R 205, CNC Competition Ported, Assembled, 66cc CNC Chambers, Small Ford, Each

Part Number: TFS-52616601-C03

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Cylinder Head, Twisted Wedge® 11R 205, CNC Comp Ported, Assy, 56cc CNC Chambers, Ti Retainer, Small Ford, Each

Part Number: TFS-5261T561-C03

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Cylinder Head, X2, Aluminum, Assembled, 64cc Chamber, 188cc Intake Runner, Ford, 289, 302, 351W, Each

Part Number: FMS-M-6049-X2

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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Cylinder Head, Z2 Velocity Vane, Aluminum, Assembled, 63cc Chamber, Ford, 289/302/351W, Each

Part Number: FMS-M-6049-Z2

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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

Part Number: TFS-52516301-C00

5.0 out of 5 stars ( 1 )

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Cylinder Head, Twisted Wedge® 11R 205, Bare, 66cc CNC Chambers, Small Ford, Each

Part Number: TFS-5261B661-C03

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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

Part Number: PMX-9373

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 27, 2026 if ordered today

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

Part Number: PMX-9341

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Estimated Ship Date: May 27, 2026 if ordered today

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