58.4mm Namura .040 Over Bore Piston Kit for Polaris ACE 150 (2017–2021)

58.4mm Namura .040 Over Bore Piston Kit for Polaris ACE 150 (2017-2021)

Includes:
1 x Namura 58.4mm .040 Over Bore Piston Kit

Fits Models:
Polaris ACE 150

Model Years:
2017-2021

Submodels:
All Polaris ACE 150 variants

Engine Options:
149cc single-cylinder engine

Description:
Upgrade kit to restore compression and performance for Polaris ACE 150 engines. Precision-fit 58.4mm bore with .040 over sizing enhances power delivery, torque, and overall reliability for daily use or upgrades.

Features:
- Specifically designed for Polaris ACE 150 (2017-2021)
- 58.4mm bore with .040 oversize
- Restores compression, boosts power and throttle response
- Includes matched piston kit for reliable operation

Namura piston, Polaris ACE 150, 58.4mm piston, oversize piston, engine kit, performance upgrade, 149cc, motorcycle ATV parts