TTS 250 Camshaft - `2017-2023 M8 — Harley-Davidson Road King Special, Tri Glide Ultra Classic, Electra Glide Ultra Limited (2017-2023)

TTS 250 Camshaft for 2017-2023 Harley Milwaukee-Eight engines with modified cylinder heads and pistons. Engineered to build torque between 2500–6000 RPM without sacrificing top-end power, ideal for Stage III or Stage IV performance builds.

Features

• Increases torque in 2500-6000 RPM range
• Designed for modified M8 heads and pistons
• Suitable for Stage III or IV engine kits
• Requires high lift valve springs
• Requires modified valve reliefs in pistons
• Not recommended above 12.0:1 compression

Specifications

• Brand: TTS
• Manufacturer Part #: 2000309
• Length: 6.2 in
• Width: 3.3 in
• Height: 3.1 in
• Weight: 1.91 lbs

Fitment

Fits 2017-2023 Harley-Davidson Milwaukee-Eight engines equipped with modified cylinder heads and pistons. Not suitable for stock M8 applications.

Frequently Asked Questions

Will this cam work in my stock 2017+ M8 engine?

No — this cam requires modified cylinder heads and pistons. Stock M8 engines do not have the necessary modifications.

What compression ratio is this rated for?

Not recommended for compression above 12.0:1. Check your engine builder's specifications before installation.

Do I need new valve springs?

Yes — high lift valve springs are required. Stock springs will not work with this camshaft.

Is this cam suitable for a Stage II kit?

No — this is designed for Stage III or Stage IV builds. Stage II kits require a different cam profile.

Do my pistons need modification?

Yes — modified valve reliefs in the pistons are required for proper clearance and operation.