2Bros Parts

PISTON KIT 99-18 YZ250 66.40 A, NAMURA NX-40025 YAMAHA

$81.72
1

Namura 66.40mm piston kit for Yamaha YZ250 and Tri Z 250 models. Includes piston ring info. Cross reference numbers: 1P8-11631-00-A0, 1P8-11631-00-B0, 1P8-11631-00-C0, 1P8-11631-00-D0, 5CU-11603-10-00, 5UP-11633-00-00, 93450-19052-00. Manufacturer part number NX-40025. Piston ring part number NX-10025R. Weight is 330 grams.

Specifications
SKU
56-W742.A.NT
Brand
Namura Technologies
Availability
In Stock (2)

Fitments (51)

MakeModelYear
FANTICXX 2502022
FANTICXX 2502023
FANTICXX 2502024
FANTICXX 2502025
SUZUKIRM 2502003
SUZUKIRM 2502004
SUZUKIRM 2502005
SUZUKIRM 2502006
SUZUKIRM 2502007
SUZUKIRM 2502008
SUZUKIRM 2502009
SUZUKIRM 2502010
SUZUKIRM 2502011
SUZUKIRM 2502012
YAMAHAYZ 2501999
YAMAHAYZ 2502000
YAMAHAYZ 2502001
YAMAHAYZ 2502002
YAMAHAYZ 2502003
YAMAHAYZ 2502004
YAMAHAYZ 2502005
YAMAHAYZ 2502006
YAMAHAYZ 2502007
YAMAHAYZ 2502008
YAMAHAYZ 2502009
YAMAHAYZ 2502010
YAMAHAYZ 2502011
YAMAHAYZ 2502012
YAMAHAYZ 2502013
YAMAHAYZ 2502014
YAMAHAYZ 2502015
YAMAHAYZ 2502016
YAMAHAYZ 2502017
YAMAHAYZ 2502018
YAMAHAYZ 2502019
YAMAHAYZ 2502020
YAMAHAYZ 2502021
YAMAHAYZ 2502022
YAMAHAYZ 2502023
YAMAHAYZ 2502024
YAMAHAYZ 2502025
YAMAHAYZ 250X2016
YAMAHAYZ 250X2017
YAMAHAYZ 250X2018
YAMAHAYZ 250X2019
YAMAHAYZ 250X2020
YAMAHAYZ 250X2021
YAMAHAYZ 250X2022
YAMAHAYZ 250X2023
YAMAHAYZ 250X2024
YAMAHAYZ 250X2025
General Product Group
Engine
General Product Type
Pistons & Kits
General Size
66.40mm
Variant Id
257588
Shipping OptionsShown at checkout
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

Namura Piston Kit 66.40mm

Upgrade your engine's performance and reliability with this high-quality Namura Piston Kit. Engineered for precision and durability, this kit is designed to meet or exceed original equipment standards, ensuring a perfect fit and optimal function.

This piston kit features a 66.40mm bore size, making it suitable for specific engine applications that require this dimension for optimal compression and power output. Each component is manufactured with rigorous quality control measures to guarantee longevity and consistent performance.

Key Features:

  • Precision Sizing: 66.40mm bore for accurate engine fitment.
  • High-Quality Construction: Built with durable materials for extended engine life.
  • OE Standards: Designed to match or surpass original equipment specifications.
  • Complete Kit: Includes all necessary components for a comprehensive engine rebuild or upgrade.
  • Piston Ring Information: Includes specific piston ring details for easy part identification and replacement.

Part Number Details:

  • Namura Part Number: NX-40025
  • Piston Ring Part Number: NX-10025R
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