Availability
Powersports Cylinder Heads
07-16 BT 117in Low Compression 4-1/8in Big Bore Kit - Wrinkle Black
Part Number: SSY-910-0318
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
07-17 BT 4-1/8in Stroke 4-1/8in Bore Cylinder Kit - Wrinkle Black
Part Number: SSY-910-0333
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
2017+ M8 Models 4.250in Bore 4.840in Big Bore Cylinder Set - Black Granite w/ Highlight
Part Number: SSY-910-0739A
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
07-16 BT 124in Low Compression 4-1/8in Big Bore Kit - Silver
Part Number: SSY-910-0327
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
2017+ M8 Models 129in Big-Bore Kit 4.375in Stroke Non-Highlighted Cylinders
Part Number: SSY-910-0844A
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
2017 M8 Models 4.250in Bore Rear Cylinder - Wrinkle Black w/o Highlight
Part Number: SSY-910-0674
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
1999+ 4.937in 4in Bore Cylinder - Silver
Part Number: SSY-910-0792
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
2017+ M8 Models 4.320in Bore Rear Cylinder - Wrinkle Black w/ Highlight
Part Number: SSY-910-0837
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
07-16 BT 4-1/8in Bore Cylinder Set For 124in & 124in Dish Hot Set Up Kits - Silver
Part Number: SSY-910-0392
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
2017+ M8 Models 4.250in Bore 4.500in Stroke Cylinder Kit - Wrinkle Black w/o Highlight
Part Number: SSY-910-0685A
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
84-99 BT 96in 3 5/8in Big Bore Cylinder & Intermediate Compression Piston Kit - Natural
Part Number: SSY-91-7054
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
84-99 BT 88in 3 5/8in Big Bore Cylinder & Intermediate Compression Piston Kit - Wblack
Part Number: SSY-91-7552
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
2017+ M8 Models 132in/136in Big Bore Cylinder Kit (Blk Granite w/ Fins) - 4.320in Bore
Part Number: SSY-910-1010A
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
06-16 BT 89cc Head Kit - Wrinkle Black
Part Number: SSY-900-0412
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
2017+ M8 Models 132in/136in Big Bore Cylinder Kit +8.5cc Dome (Blk w/ Fins) - 4.320in Bore
Part Number: SSY-910-0909A
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
99-06 BT 4-1/8in Bore 4.763in Bore Cylinder - Wrinkle Black
Part Number: SSY-910-0022
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
2017+ M8 Models 4.250in Bore 4-5/8in Stroke Cylinder Kit - Wrinkle Black w/ Highlight
Part Number: SSY-910-0762A
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
Cylinder Head, BIG BORE CYLINDER M8 124/128CI
Part Number: HDD-820-51548
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
2017+ M8 Models 4.320in Bore 4.625in Stroke Cylinder Kit - Wrinkle Black w/o Highlight
Part Number: SSY-910-0849
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
66-84 BT 5in 3 5/8in Bore Cylinder Kit - Lava Black
Part Number: SSY-91-9302
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
06-12 Dyna 91cc .064in Manifold Surface Cylinder Heads - Wrinkle Black
Part Number: SSY-900-0993
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
84-99 BT 91cc .064in Manifold Surface Cylinder Heads - Wrinkle Black
Part Number: SSY-900-1127
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
84-99 BT 91cc .064in Manifold Surface Cylinder Heads - Silver
Part Number: SSY-900-1130
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
84-99 BT 4 1/8in Bore Cylinder & Pistons Kit For S&S V117 Engines - Polished
Part Number: SSY-910-0228
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
PS160GII 60 Degree Billet Front Head
Part Number: SSY-900-0927A
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
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