1. Pistons, Rings & Piston Kits Products
  2. sku: 12634855126704861
  3. HONDA 130A3-GC4-004

HONDA 130A3-GC4-004 Piston Ring Set 0.50MM

fits model: Cr80r, Cr85r. make: Honda. year: 1986–2007.

130a3-gc4-004 Honda 1986-2007 Cr80r Cr85r 0.50mm Oversize Piston Ring Set

( Manufacturer Part Number: 130A3-GC4-004 ), ( Part Type: Ring Piston ), ( Storage Location: F1 Med-n Buk 7 Bin 8 ), ( Manufacturer Warranty: 30 Day ), ( Country Of Origin: United States )

Review HONDA 0.50mm Oversize Piston Ring Set fits CR80R CR85R 1986–2007

Introducing the Honda 130A3-GC4-004 piston ring set, a high-quality replacement option for the CR80R and CR85R models produced between 1986 and 2007. This 0.50mm thick ring set is meticulously engineered to ensure a perfect fit and optimal engine performance.

The outer rings in this set are designed to provide a tight seal against the cylinder wall, reducing blow-by and minimizing compression loss. The compressive property of these rings is crucial for proper engine function, as it helps to maintain optimal cylinder pressure during the combustion process.

The intermediate rings in this Honda piston ring set are responsible for controlling the oil flow to the piston skirt. These rings feature a unique design that allows them to distribute oil evenly, ensuring the piston is properly lubricated and reducing friction between the piston and cylinder wall.

The inner rings in this 0.50mm thick ring set are specifically designed to prevent the piston from contacting the cylinder wall during the compression and expansion strokes. This contact can cause damage to both the piston and cylinder wall, leading to decreased engine performance and potential engine failure.

Each piston ring in this set is manufactured using high-quality materials to ensure durability and longevity. The rings are precision-machined to ensure a precise fit and consistent ring gap. This attention to detail ensures that the engine runs smoothly and efficiently, providing optimal power output and fuel economy.

In summary, the Honda 130A3-GC4-004 piston ring set is an essential upgrade for CR80R and CR85R engines produced between 1986 and 2007. This 0.50mm thick ring set includes outer, intermediate, and inner rings, all expertly engineered to provide a tight seal, control oil flow, and prevent piston-to-cylinder wall contact. With their high-quality materials and precise manufacturing, these rings offer improved engine performance, increased durability, and enhanced fuel efficiency.

Honda CR80R/CR85R 0.50mm Piston Ring Set (Honda 130A3-GC4-004): An In-depth Analysis

Introduction:

The Honda CR80R and CR85R are classic mini-bikes, known for their durability and performance. Replacing piston rings is a common maintenance task for these machines. In this analysis, we will discuss the pros and cons of purchasing a Honda 130A3-GC4-004 0.50mm piston ring set for your CR80R or CR85R mini-bike.

Pros:

1. OEM Part: This piston ring set is an original equipment manufacturer (OEM) part, ensuring a perfect fit and optimal engine performance.

2. Improved Sealing: The 0.50mm thickness is ideal for sealing the piston-to-cylinder gap, preventing oil leaks and combustion losses.

3. Enhanced Durability: Honda's piston rings are known for their robustness and long-lasting performance.

4. Reduced Engine Wear: Properly sealing the piston-to-cylinder interface reduces engine wear, leading to a longer lifespan for the engine.

Cons:

1. Cost: OEM parts tend to be more expensive compared to aftermarket alternatives.

2. Availability: These piston rings may not be readily available at local dealerships or retail stores, requiring an online purchase.

3. Installation Complexity: Installing piston rings can be a time-consuming and challenging process, especially for those without mechanical experience.

Conclusion:

The Honda 130A3-GC4-004 0.50mm piston ring set offers numerous advantages, such as OEM quality, improved sealing, enhanced durability, and reduced engine wear. However, its high cost and limited availability may deter some users. Ultimately, the decision to purchase this piston ring set depends on your budget, availability of alternatives, and your willingness to invest in high-quality components for your Honda CR80R or CR85R mini-bike.

Recommendation:

If you value OEM quality, reliability, and long-term engine performance, the Honda 130A3-GC4-004 0.50mm piston ring set is a solid investment for your Honda CR80R or CR85R mini-bike. However, if you are budget-conscious or prefer aftermarket alternatives, consider researching other high-quality piston ring sets to find a cost-effective option that meets your needs.

Details:

We started with a single motorcycle dismantled in home garage. Larger items from $46.99. This Honda OEM 0.50mm oversize piston ring set is designed for CR80R and CR85R model's from 1986 -2007. Item must be in original, uninstalled condition with no modifications.

Please verify the part number and compatible model's before purchasing. Ideal for cylinder rebuilds requiring an oversize piston and rings. We review all reasonable offers promptly. Do you combine shipping?, Yes.

Look for the Make Offer button on listing page. Spotlight: A Day Inside . To Watch. FREE shipping on every order to the lower 48 states.

Are these genuine OEM parts?, Yes. Do you accept offers?, Some listings offers. 4.8 out of 5 stars across 322 reviews. Every part is one-of-a-kind.

part #: 130a3gc4004 prices

  • $19.99-$24.99

specifications pistondon:

  • for models: Cr80r, Cr85r
  • for makes: Honda
  • for years: 1986-2007
  • mpn: 130a3-gc4-004
  • part type: Ring Piston
  • storage location: F1 Med-n Buk 7 Bin 8
  • manufacturer warranty: 30 Day
  • country of origin: United States

general pistondon:

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

seller pistondon:

  • # reviews: 232506
  • rating: 99.5%
  • city: Odessa, Florida

shipping pistondon:

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

offer pistondon:

  • options: Ship-to-home
  • quantity: 1
  • availability: In Stock
  • sold: 0
  • started: May 27, 2026
  • best offers: True

returns pistondon:

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

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for models: cr80r, cr85r, for makes: honda, for years: 1986-2007, part type: ring piston, storage location: f1 med-n buk 7 bin 8, manufacturer warranty: 30 day, country of origin: united states,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, sku: 12634855126704861,

Honda 130A3-GC4-004 Is Similar To:

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5 offers $19.99–$24.99 USD
  • Offer #1: $19.99 price + $5.00 shipping estimate = $24.99* total.+$5.00 shipping
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  • Offer #3: $24.99 price + $0.00 shipping estimate = $24.99* total. Fits: Oversize (0.50mm) piston ring set for Honda CR80R and CR85R models from 1986-2007. This Honda OEM 0.50mm oversize piston ring set is designed for CR80R and CR85R models from 1986-2007.FREE SHIPPING
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