Wiseco V-Twin Piston Kit - Twin CAM 88" 10.5:1 Comp — Harley-Davidson Road King, Electra Glide Ultra Classic, Softail Heritage Classic (1999-2017)

Wiseco V-Twin piston kit for Twin Cam 88" engines with 10.5:1 compression ratio, forged from high-silicon aluminum for strength and heat transfer. Direct-fit replacement that restores or upgrades engine performance on Harley-Davidson and Indian Motorcycle platforms.

Features

• Forged high-silicon, low-expansion aluminum construction
• Diamond-turned finish with no size variation
• Compatible with cast iron, chrome, Nikasil, and boron composite cylinder bores
• Reduced weight and improved heat dissipation
• Oversizes available to extend cylinder life

Specifications

• Brand: Wiseco
• Manufacturer Part #: K2726
• Compression Ratio: 10.5:1
• Engine: Twin Cam 88"
• Length: 9.7 in
• Width: 4.9 in
• Height: 4 in
• Weight: 2.1 lbs

Fitment

Fits V-twin motorcycles with Twin Cam 88" engines, including Harley-Davidson and Indian Motorcycle models.

Frequently Asked Questions

Will this piston work with my current cylinders?

Yes — Wiseco forged pistons are compatible with cast iron, chrome, Nikasil, and boron composite cylinder bores.

What compression ratio is this kit?

This kit is 10.5:1 compression ratio for Twin Cam 88" engines.

Can I use oversized pistons if my cylinders are worn?

Yes. If your cylinders are cast iron, resleeving allows them to accept Wiseco oversizes. Chrome, Nikasil, and boron composite cylinders can also be resleeved.

What's included in the kit?

The complete forged piston kit for Twin Cam 88" engines with all necessary components.