TTS 190 Camshaft - `2024 M8 Cntr Cooled 121" — Harley-Davidson Softail Fat Boy 114, Street Glide, Trike Road Glide 3 (2024-2026)

TTS 190 camshaft designed and tested for 2024 and newer 121-cubic-inch M8 Non-VVT center-cooled engines. This bolt-in cam increases torque and horsepower across the entire RPM range from below 2000 through redline, delivering peak performance in the normal 2000–6000 RPM riding band.

Features

• Increases torque and horsepower vs. OEM cam
• Optimized for 121" M8 Non-VVT center-cooled engines
• Gains start below 2000 RPM and extend to redline
• Bolt-in installation

Specifications

• Brand: TTS
• Manufacturer Part #: 2000313
• Length: 6.2 in
• Width: 3.2 in
• Height: 3 in
• Weight: 1.73 lbs

Fitment

Fits 2024 and newer Harley-Davidson 121-cubic-inch M8 Non-VVT center-cooled engines.

Frequently Asked Questions

Will this fit my 2023 M8 engine?

No — this cam is engineered specifically for 2024 and newer 121" M8 Non-VVT center-cooled engines. Verify your engine year before ordering.

Does this fit VVT M8 engines?

No — this is for Non-VVT M8 engines only. VVT-equipped M8s require a different cam profile.

What kind of horsepower gains should I expect?

Gains vary by bike setup and tune, but TTS designed this cam to maximize torque and horsepower throughout the 2000–6000 RPM sweet spot compared to OEM.

Is this a bolt-in installation?

Yes — this camshaft replaces the OEM cam directly. Professional installation recommended for proper timing and valve lash adjustment.