Cylinder Heads

2017+ M8 Models 4.320in Bore 4.625in Stroke Cylinder Kit - Wrinkle Black w/o Highlight

Part Number: SSY-910-0849A

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Estimated Ship Date: Jan 6, 2026 if ordered today

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2017+ M8 Models 4.320in Bore 4.625in Stroke Cylinder Kit - Black Granite w/ Highlight

Part Number: SSY-910-0850

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Estimated Ship Date: Jan 6, 2026 if ordered today

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2017+ M8 Models 4.320in Bore 4.625in Stroke Cylinder Kit - Black Granite w/ Highlight

Part Number: SSY-910-0850A

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Estimated Ship Date: Jan 6, 2026 if ordered today

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2017+ M8 Models 132in/136in Big Bore Cylinder Kit +8.5cc Dome (Blk w/ Fins) - 4.320in Bore

Part Number: SSY-910-0909A

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Estimated Ship Date: Jan 6, 2026 if ordered today

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2017+ M8 Model 132in/136in Big Bore Cylinder Kit +8.5cc Dome (Blk w/o Fins) - 4.320in Bore

Part Number: SSY-910-0910A

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Estimated Ship Date: Jan 6, 2026 if ordered today

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2017+ M8 Models 132in/136in Big Bore Cyl Kit +8.5cc Dome (Blk Gran w/ Fins) - 4.320in Bore

Part Number: SSY-910-0911A

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Estimated Ship Date: Jan 6, 2026 if ordered today

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2017+ M8 Models 132in/136in Big Bore Cylinder Kit (Blk w/ Highlighted Fins) - 4.320in Bore

Part Number: SSY-910-1008A

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Estimated Ship Date: Jan 6, 2026 if ordered today

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2017+ M8 Models 132in/136in Big Bore Cylinder Kit (Blk w/o Highlighted Fin) - 4.320in Bore

Part Number: SSY-910-1009A

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Estimated Ship Date: Jan 6, 2026 if ordered today

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2017+ M8 Models 132in/136in Big Bore Cylinder Kit (Blk Granite w/ Fins) - 4.320in Bore

Part Number: SSY-910-1010A

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Estimated Ship Date: Jan 6, 2026 if ordered today

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S&S Cycle 84-99 Performance Replacement Low Compression 76cc Cylinder Heads - Wrinkle Black

Part Number: SSY-106-6064

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Estimated Ship Date: Jan 6, 2026 if ordered today

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HEAD KIT EVO BT NAT

Part Number: SSY-106-3466

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Estimated Ship Date: Jan 6, 2026 if ordered today

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HEAD KIT EVO BT BLK

Part Number: SSY-106-4570

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Estimated Ship Date: Jan 6, 2026 if ordered today

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99-05 BT .585in RW Conical Steel/w/o Compression Release Head Kit - Silver

Part Number: SSY-900-0409

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Estimated Ship Date: Jan 6, 2026 if ordered today

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2017+ M8 Models 4.320in Bore 4.500in Stroke Cylinder Kit - Wrinkle Black w/o Highlight

Part Number: SSY-910-0846A

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Estimated Ship Date: Jan 6, 2026 if ordered today

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2017+ M8 Models 4.320in Bore 4.625in Stroke Cylinder Kit - Wrinkle Black w/ Highlight

Part Number: SSY-910-0848

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Estimated Ship Date: Jan 6, 2026 if ordered today

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CYLINDER HEAD

Part Number: PMX-FOR631N

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Estimated Ship Date: Jan 21, 2026 if ordered today

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Cylinder Head, Small Block Chevy,23 Degree, Aluminum, 235 cc, CNC Ported, Angle Plug, NO Valve Job

Part Number: PFH-176-X-C23-02

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Estimated Ship Date: Jan 21, 2026 if ordered today

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MAXX 290 BBC CYLINDER HEAD PR

Part Number: PMX-9290

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Estimated Ship Date: Jan 21, 2026 if ordered today

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CYLINDER HEADS

Part Number: PMX-2116SRT

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Estimated Ship Date: Jan 21, 2026 if ordered today

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Cylinder Heads, Project X, Aluminum, Assembled, 64cc Chamber, 185cc Intake Runner, Chevrolet, Small Block, Pair

Part Number: PMX-9188S

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Estimated Ship Date: Jan 21, 2026 if ordered today

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ANGLE CYL HEADS PAIR TITANIUM

Part Number: PMX-9200ASRT

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Estimated Ship Date: Jan 21, 2026 if ordered today

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Cylinder Head, GenX® 255, CNC Comp Port, Assembled, 69cc CNC Chamber, 370 Lb. Springs, Ti Retain, GM LSX, Each

Part Number: TFS-3261T001-C01

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 12, 2026 if ordered today

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Cylinder Head, GenX® 255, CNC Comp Port, Assy, 69cc CNC Chamber, 370 Springs, Ti Retain, 6-Bolt, GM LSX, Each

Part Number: TFS-3261T003-C01

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Mar 12, 2026 if ordered today

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Cylinder Head, GenX® 260, CNC Comp Port, Assy, 70cc CNC Chamber, 370 Springs, Ti Retain, 6-Bolt, GM LSX, Each

Part Number: TFS-3271T003-C01

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Estimated Ship Date: Mar 12, 2026 if ordered today

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

Part Number: TFS-4131T003-M13

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Estimated Ship Date: Mar 12, 2026 if ordered today

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