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  • CF150NK Water Cooled Piston Ring Set CF150-3A
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CF150NK Water Cooled Piston Ring Set CF150-3A - Model MICF0A70-0400A0

CF150NK Water Cooled Piston Ring Set CF150-3A

  • Brand: Mortch Motor
  • Product Code: MICF0A70-0400A0
  • Product Viewed: 105
  • Availability: In Stock
  • Weight: 0.03kg
  • Packing Size: 9.00 x 9.00 x 0.40cm

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  • US$5.97


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CF150-A Piston Ring Set

OEM Part Number 0A70-0400A0

Brand new replacement piston ring set that includes all piston rings and oil scraper rings for CF150-A 157FMI-2A / 157MJ-2A / 157MJ-3 type engines.

📋 Product Overview

This is a brand new OEM replacement piston ring set, directly replacing OEM part number 0A70-0400A0. The set includes all necessary piston rings and oil rings, specifically designed for CF150-A series 157FMI-2A, 157MJ-2A, and 157MJ-3 type engines. Manufactured from high-quality materials, it ensures excellent sealing, wear resistance, and engine performance.

✨ Included Components: 2 compression rings + 1 oil ring (scraper rings)

📐 Specifications
Part Number: 0A70-0400A0
Ring Groove Width (mm)
Groove 1
1.000 mm
Groove 2
1.000 mm
Groove 3 (Oil Ring)
2.000 mm
🔧 Compatible Engine Models (Full List)
🏍️ 157FMI Series
  • ENGINE 2010-2016 157FMI (includes 2010/2011/2012/2013/2014/2015/2016)
  • ENGINE 2013-2018 157FMI-2 (includes 2013/2014/2015/2016/2017/2018)
  • ENGINE 2015-2019 157FMI-2A (includes 2015/2016/2017/2018/2019)
  • ENGINE 2018-2024 157FMI-2B (includes 2018/2019/2020/2021/2022/2023/2024, plus 2022-2023 US versions)
  • ENGINE 2023-2025 157FMI-2C (includes 2023/2024/2025, plus 2024-2025 US versions)
  • ENGINE 2023-2025 157FMI-2F (includes 2023/2024/2025)
🏍️ 157MJ Series
  • ENGINE 2009-2012 157MJ-2 (includes 2009/2010/2011/2012)
  • ENGINE 2010-2014 157MJ-2A (includes 2010/2011/2012/2013/2014)
  • ENGINE 2014-2023 157MJ-3 (includes 2014/2015/2016/2017/2018/2019/2020/2021/2022/2023)
  • ENGINE 2011-2015 157MJ-3A (includes 2011/2012/2013/2014/2015)
  • ENGINE 2011-2015 157MJ-3A-A1 (includes 2011/2012/2013/2014/2015)
  • ENGINE 2018-2020 157MJ-3B (includes 2018/2019/2020)
  • ENGINE 2019-2023 157MJ-3C (includes 2019/2020/2021/2022/2023)

📌 Compatibility Note: This piston ring set is primarily designed for CF150-A vehicles equipped with 157FMI-2A, 157MJ-2A, and 157MJ-3 series engines. The list above is compiled based on OEM data, covering most CFMoto models with 150cc engines. If your specific engine model is not listed, please verify your original part number 0A70-0400A0 or contact our support team to confirm compatibility.

⚙️ Product Features
  • Direct OEM Replacement: Precisely matches CFMoto part number 0A70-0400A0.
  • Complete Set: Includes 2 compression rings and 1 oil ring (scraper rings), meeting all requirements for a full piston ring replacement.
  • Quality Material: Manufactured from high-quality alloy cast iron with excellent wear resistance and high-temperature tolerance.
  • Precise Groove Width: Groove 1 & 2 width 1.0mm, Groove 3 (oil ring) width 2.0mm, ensuring perfect fit with original pistons.
  • Optimized Sealing: Provides excellent cylinder sealing, helping restore engine compression ratio and reduce oil consumption.
  • Performance Restoration: Replacing worn piston rings restores engine power, improves starting performance, and enhances fuel economy.

🛑 The Role of Piston Rings

Piston rings are critical engine components that perform three key functions: sealing the combustion chamber, conducting heat, and controlling oil consumption. Worn or stuck piston rings can lead to decreased compression pressure, increased oil consumption, power loss, and hard starting. Regular inspection and replacement of piston rings during overhauls is essential maintenance to restore engine performance and extend engine life.

⚠️ Installation Hint: When installing piston rings, ensure ring grooves are clean and free of carbon deposits. Pay attention to any directional markings on compression rings. Stagger ring gaps at 120-degree intervals, avoiding aligned gaps. Use proper tools and apply clean engine oil during installation. If you are not familiar with engine repair, professional installation is recommended.
🔧 Compatibility Notice
  • Please verify that this part fits your specific vehicle model and year. Many vehicles share similar names but use different components depending on year or market region.
  • We strongly recommend cross-checking with your vehicle's owner's manual or contacting us for confirmation before placing your order.
📄 Product Disclaimer
  • Product images, measurements, and descriptions are for reference only. Slight variations in color or appearance may occur due to manufacturing batches or photography lighting—functional specifications remain identical to the ordered part.
  • Professional installation is mandatory. Mortch Motor assumes no liability for damages, injuries, or losses resulting from improper installation, misuse, unauthorized modification, or abnormal operation.
💰 Import Duties & Taxes
  • All listed prices EXCLUDE shipping costs, import duties, taxes, and customs clearance fees. These charges (if applicable) are determined and collected by your local customs authority and are solely the buyer's responsibility.
  • In case of return due to unpaid duties/taxes or refusal to clear customs, the buyer shall bear the original shipping cost, return shipping fees, and any associated administrative charges deducted from the refund.
📌 Order Confirmation: By completing your purchase, you acknowledge that you have read, understood, and agreed to all terms above. For any questions, please contact our support team prior to ordering.

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