S&S Cycle Cylinder & Piston Kits — 1986-2019 Harley-Davidson Sportster Models

S&S Cycle 3-1/2" bore cylinder and piston kit for 1986-2019 Harley Sportster, featuring wrinkle black finish and 4.650" length. Cylinders ship slightly under-bored and require final honing for your specific piston choice.

Features

• 3-1/2" bore diameter
• 4.650" cylinder length
• Wrinkle black finish
• Requires final honing before assembly

Specifications

• Brand: S&S Cycle
• Manufacturer Part #: 910-0695
• Bore Diameter: 3-1/2 inches
• Cylinder Length: 4.650 inches
• Finish: Wrinkle black
• Weight: 22 lb
• Category: Engine Components / Piston Sets - Powersports

Fitment

Fits 1986-2019 Harley-Davidson Sportster models and 1994-2002 Harley Buell models.

Frequently Asked Questions

Do these cylinders come with pistons?

No — cylinders ship without pistons. You'll select your piston separately based on displacement and compression goals.

Are these ready to bolt on?

Cylinders arrive slightly under-bored and require final honing to match your chosen pistons before installation.

Will these fit my 1994-2002 Buell?

Yes — this kit is compatible with 1994-2002 Harley Buell models in addition to all 1986-2019 Sportster models.

What size displacement do these create?

With 3-1/2" bore, final displacement depends on your stroke and piston selection. Consult S&S tech specs for your exact combo.

Do I need to re-bore my existing cylinders or use these new ones?

These are new replacement cylinders. Using new cylinders ensures accurate bore size and straightness for your build.