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Namura Piston & Rings Kit Oversize
Namura provides high-quality piston options to suit a wide range of applications including direct OEM replacements high-compression variants and multiple oversizes. B (0.01 mm) and C (0.02 mm) oversizes are also available helping to extend the service life of expensive plated cylinders. Select applications are supported with big-bore piston kits. With the addition of MOS2 coating and hard anodising Namura delivers improved performance and durability without the premium price.
Features:
- MOS2 (Teflon/Molybdenum) Coated Skirts: Applied using a rolled-on process for a bond up to 10 times stronger than typical spray coatings. Improves heat transfer reduces friction and helps prevent cold seizures.
- Machined Smooth Heads: Reflect combustion heat and minimise carbon build-up protecting the piston crown. Testing indicates potential gains of up to 6% in horsepower and fuel efficiency.
- Anodised Domes: Enhance heat resistance and durability with up to 75% greater strength compared to non-anodised pistons.
- Hypereutectic Casting Process: Increases silicon content to reduce expansion improve wear resistance and withstand higher cylinder temperatures.
- 0.50 mm oversize up to 100.47 mm with a 9.2:1 standard compression ratio.
- Includes piston (individually wrapped) OEM-quality rings (boxed separately) wrist pin and circlips.
Namura Piston Kit 40.96mm Dual Ring - Yamaha PW50 '81–'24
Fitment Details
- Yamaha PW50 1981
- Yamaha PW50 1982
- Yamaha PW50 1983
- Yamaha PW50 1984
- Yamaha PW50 1985
- Yamaha PW50 1986
- Yamaha PW50 1987
- Yamaha PW50 1988
- Yamaha PW50 1989
- Yamaha PW50 1990
- Yamaha PW50 1991
- Yamaha PW50 1992
- Yamaha PW50 1993
- Yamaha PW50 1994
- Yamaha PW50 1995
- Yamaha PW50 1996
- Yamaha PW50 1997
- Yamaha PW50 1998
- Yamaha PW50 1999
- Yamaha PW50 2000
- Yamaha PW50 2001
- Yamaha PW50 2002
- Yamaha PW50 2003
- Yamaha PW50 2004
- Yamaha PW50 2005
- Yamaha PW50 2006
- Yamaha PW50 2007
- Yamaha PW50 2008
- Yamaha PW50 2009
- Yamaha PW50 2010
- Yamaha PW50 2011
- Yamaha PW50 2012
- Yamaha PW50 2013
- Yamaha PW50 2014
- Yamaha PW50 2015
- Yamaha PW50 2016
- Yamaha PW50 2017
- Yamaha PW50 2018
- Yamaha PW50 2019
- Yamaha PW50 2020
- Yamaha PW50 2021
- Yamaha PW50 2022
- Yamaha PW50 2023
- Yamaha PW50 2024
- Yamaha PW50 2025
- Yamaha PW50 2026
(WHI_NANX400054_1)
| SKU | WHI_NANX400054_1 |
| Barcode # | NANX400054 |
| Brand | Namura |
