
The Story
Namura forged piston kit designed for Arctic Cat and Suzuki models, offering high strength and durability. Precision-engineered for performance and reliability. Compatible only with Namura piston rings and not OEM piston rings.
Features
- Forged construction for superior strength and durability
- Designed for optimal performance and reliability
- Requires Namura piston rings (not compatible with OEM rings)
Specifications
- Bore: 82.00mm
- Actual Bore Size: 81.96mm
Cross-Reference OEM Part Numbers
- Piston Set (OS:0.5): 12100-38F21-050
- Piston: 12111-38F21-0F0
- Ring Set (STD): 12140-38F10
- Piston Pin: 12151-24A00
- Circlip: 09381-20004
Vehicle Fitments
Arctic Cat
- 375 Auto (2002-2008)
- 400 Manual
Suzuki
- LTA400F King Quad (2008-2019)
- LTF400F Eiger/King Quad (2002-2008)

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Namura forged piston kit designed for Arctic Cat and Suzuki models, offering high strength and durability. Precision-engineered for performance and reliability. Compatible only with Namura piston rings and not OEM piston rings.
Features
- Forged construction for superior strength and durability
- Designed for optimal performance and reliability
- Requires Namura piston rings (not compatible with OEM rings)
Specifications
- Bore: 82.00mm
- Actual Bore Size: 81.96mm
Cross-Reference OEM Part Numbers
- Piston Set (OS:0.5): 12100-38F21-050
- Piston: 12111-38F21-0F0
- Ring Set (STD): 12140-38F10
- Piston Pin: 12151-24A00
- Circlip: 09381-20004
Vehicle Fitments
Arctic Cat
- 375 Auto (2002-2008)
- 400 Manual
Suzuki
- LTA400F King Quad (2008-2019)
- LTF400F Eiger/King Quad (2002-2008)




















