HONDA 13121-KZ4-003 Nos Piston Ring

( Manufacturer Part Number: 13121-KZ4-003 ), ( Part Type: Ring Piston ), ( Country Of Origin: United States ), ( Manufacturer Warranty: Unspecified Length ), ( Storage Location: K7 Mot-n Buk 60 )

Review HONDA Nos Oem Piston Ring fits CR125R 1989

Introducing the Honda 13121-KZ4-003 piston ring, an essential replacement component for your 1989 CR125R two-stroke motorcycle. This piston ring is meticulously engineered to ensure optimal engine performance and longevity.

The piston ring set includes a compression ring, an oil control ring, and a skirt ring. Each ring is manufactured using high-quality materials to provide superior sealing abilities and durability. The compression ring is responsible for creating the necessary compression inside the engine, allowing for efficient combustion and increased power output. The oil control ring, on the other hand, helps manage engine oil consumption by preventing excessive oil consumption and ensuring proper lubrication. Lastly, the skirt ring, also known as the compressive ring, supports the piston and ensures a tight fit between the piston and the cylinder wall.

This piston ring set is specifically designed for the Honda CR125R model from 1989. Installing these new rings can help improve engine efficiency, enhance power delivery, and prolong engine life. Replacing worn or damaged piston rings is crucial for maintaining your motorcycle's performance and preventing potential engine damage.

The Honda 13121-KZ4-003 piston ring set comes in a package that includes all three rings, ensuring you have a complete solution for your engine repair needs. This replacement component is an excellent investment for any Honda CR125R rider looking to keep their bike in top condition.

In summary, the Honda 13121-KZ4-003 piston ring is a high-quality, essential replacement component for your 1989 CR125R. These rings are precisely engineered to ensure optimal engine performance and longevity, with each ring designed to perform its specific function in the engine. By investing in this piston ring set, you're not only improving your motorcycle's performance but also prolonging its life.

Buying a Honda CR125R nos piston ring (part number 13121-KZ4-003) for a 1989 model can be a consideration for motorcycle enthusiasts looking to rebuild or maintain their CR125R two-stroke dirt bike engine. Here are some potential pros and cons of this purchase:

1. OEM (Original Equipment Manufacturer) part: This piston ring is a genuine Honda part, ensuring proper fit and compatibility with the engine.

2. Improved engine performance: A new piston ring can help reduce engine wear, improve sealing, and enhance overall engine performance.

3. Cost-effective: Replacing just the piston ring is generally more affordable than replacing the entire piston or even buying a rebuilt engine.

1. Requires additional work: Installing a new piston ring involves disassembling the engine, which can be time-consuming and labor-intensive.

2. Potential for user error: Installing the piston ring incorrectly can lead to engine damage and decreased performance.

3. Upfront cost: Although the piston ring itself may be affordable, the overall cost of a rebuild project can add up quickly, including tools, labor, and other parts.

In conclusion, purchasing a Honda CR125R nos piston ring (part number 13121-KZ4-003) can be a worthwhile investment for those looking to restore or maintain their 1989 CR125R dirt bike engine. While the process may involve some upfront costs and labor, the potential benefits include improved engine performance and reduced wear. As always, it's essential to ensure that the installation is done properly to avoid any potential issues.

Recommendation: If you're considering purchasing a Honda CR125R nos piston ring, make sure to have the necessary tools and expertise to complete the installation process correctly. If you're unsure, consider seeking professional help from a certified mechanic or engine rebuilder to ensure a successful and effective engine rebuild.

Details:

Honda Cruiser. This NOS New Old Stock OEM Honda piston ring, part number 13121-KZ4-003, is a rare find for your 1989 CR125R. Fits: NOS OEM piston ring for the 1989 Honda CR125R. Spotlight: A Day Inside .

Honda MX / ATV. The image to watch on YouTube. 1985 - 1989 HONDA GENUINE NOS TRX250 ATC250R Piston Pin 13111-HA2-770. Restore your engines performance with this authentic, hard-to-find component.

part #: 13121kz4003 prices

• $34.00-$61.83

specifications pistondon:

• for models: Cr125r
• for makes: Honda
• for years: 1989
• mpn: 13121-kz4-003
• part type: Ring Piston
• country of origin: United States
• manufacturer warranty: Unspecified Length
• storage location: K7 Mot-n Buk 60

offer pistondon:

• availability: In Stock
• started: February 18, 2026
• quantity: 1
• options: Ship-to-home
• sold: 0

seller pistondon:

• # reviews: 210763
• rating: 99.3%
• city: Odessa, Florida

returns pistondon:

• time: 30 Days
• policy: Returns Accepted
• paid by: Seller

shipping pistondon:

• cost: $0.00
• service: FedEx Ground / FedEx Home Delivery, USPS Priority Mail, FedEx 2Day, Overnight
• class: Standard, Expedited, One-day
• transit: 3-7 Days
• carrier: FedEx, USPS
• type: Fixed

general pistondon:

• condition: New other see details
• Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits

payments pistondon:

• credit card: Mastercard
• wallet: Paypal
• other

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