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  3. YAMAHA 1A1-11610-10-00

YAMAHA 1A1-11610-10-00 Nos Piston Ring Set O/s

fits model: Rd400. make: Yamaha. year: 1976-78.

1a1-11610-10-00 Yamaha Genuine Nos 1976-78 Rd400 1st O/s Piston Ring Set Oem

( Manufacturer Part Number: 1A1-11610-10-00 ), ( Part Type: Ring Piston ), ( Manufacturer Warranty: 1 Month ), ( Vintage Part: Yes ), ( Country Of Origin: United States )

Review YAMAHA Genuine Nos 1st O/s Piston Ring Set Oem fits RD400 1976-78

Introducing the Yamaha 1A1-11610-10-00 NOS (New Old Stock) piston ring set for the iconic RD400 motorcycle from the years 1976 to 1978. This piston ring kit is a must-have for enthusiasts and mechanics looking to restore or maintain their cherished two-wheel machines.

Each piston ring in this set is meticulously crafted from high-quality materials, designed to provide optimal performance and durability. The top compression rings are specifically engineered to ensure a snug fit in the cylinder bore, maximizing combustion efficiency and power output. Meanwhile, the oil control rings effectively manage engine oil circulation, preventing excessive oil consumption and ensuring a cleaner exhaust.

What sets this piston ring kit apart is its NOS status. New Old Stock items are original, factory-new components that have been stored for an extended period. These rings have never been used, ensuring they maintain their original specifications and superior quality.

Installing these piston rings is a straightforward process, making this an ideal upgrade for DIY enthusiasts. With a precise fit and reliable design, you can trust that these rings will help your RD400 run stronger and more efficiently than ever before.

In summary, the Yamaha 1A1-11610-10-00 NOS piston ring set is an essential accessory for any RD400 owner from the 1976 to 1978 era. By using original, factory-new components, you'll not only restore your motorcycle to its former glory but also enhance its performance and longevity.

A Detailed Analysis of Buying a Yamaha RD400 Over-Size Piston Ring Set (1A1-11610-10-00) for 1976-1978 Models

Introduction:

The Yamaha RD400 is a classic motorcycle known for its high-performance and durability. Over time, the piston rings may wear out and require replacement. In this analysis, we will discuss the pros and cons of buying a 1A1-11610-10-00 over-size piston ring set for Yamaha RD400 models manufactured between 1976 and 1978.

Pros:

1. Improved Engine Performance: Over-size piston rings provide better sealing, leading to improved engine performance. This results in increased power, better fuel efficiency, and smoother engine operation.

2. Reduced Engine Wear: By improving sealing, over-size piston rings also help reduce engine wear. This can help prolong the life of the engine and reduce the need for costly repairs or replacements in the future.

3. Enhanced Durability: Over-size piston rings are typically made of high-quality materials, ensuring greater durability and reliability compared to standard piston rings.

4. Suitability for High-Performance Usage: If you use your RD400 for high-performance activities, such as racing or track days, over-size piston rings can help improve power delivery and reduce engine heat.

5. Easy Installation: Installing over-size piston rings is generally a straightforward process, making it an accessible upgrade for many RD400 owners.

Cons:

1. Cost: Over-size piston rings tend to be more expensive than standard piston rings. This may not be a significant concern for serious enthusiasts or racers, but it could be a deterrent for casual riders.

2. Potential Clearance Issues: Over-size piston rings may require clearance modifications to fit properly. This could involve engine modifications, which can be time-consuming and costly.

3. Potential Power Loss: In some cases, over-size piston rings may cause a slight loss in power due to increased friction. However, this effect is usually minimal and is often outweighed by the benefits of improved sealing and reduced engine wear.

Conclusion:

In conclusion, purchasing a 1A1-11610-10-00 over-size piston ring set for a Yamaha RD400 manufactured between 1976 and 1978 can offer significant benefits, including improved engine performance, reduced engine wear, enhanced durability, and suitability for high-performance usage. However, it comes with potential drawbacks such as increased cost, potential clearance issues, and minimal power loss.

Recommendation:

Based on the analysis, it is recommended that enthusiasts and racers who use their RD400s for high-performance activities or those seeking improved engine performance and durability seriously consider investing in a 1A1-11610-10-00 over-size piston ring set. For casual riders, the cost and potential clearance issues may not justify the investment, and standard piston rings may suffice. Ultimately, the decision should be based on individual preferences, usage patterns, and budget considerations.

Details:

GENUINE YAMAHA NOS 1976-78 RD400 1st O/S PISTON RING SET 1A1-11610-10-00 OEM, CHECK FITMENT BEFORE PURCHASE, FREE DOMESTIC SHIPPING.

part #: 1a1116101000 prices

  • $20.00-$59.99

specifications pistondon:

  • for models: Rd400
  • for makes: Yamaha
  • for years: 1976-78
  • mpn: 1a1-11610-10-00
  • part type: Ring Piston
  • manufacturer warranty: 1 Month
  • vintage part: Yes
  • country of origin: United States

shipping pistondon:

  • carrier: UPS
  • class: Standard
  • service: UPS Ground
  • cost: $0.00
  • transit: 4-9 Days
  • type: Fixed

payments pistondon:

  • other
  • wallet: Apple-pay
  • credit card: Mastercard

seller pistondon:

  • city: Medford, Oregon
  • # reviews: 1329
  • rating: 91.7%

offer pistondon:

  • options: Ship-to-home
  • sold: 0
  • started: April 5, 2026
  • best offers: True
  • quantity: 3
  • availability: In Stock

general pistondon:

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

returns pistondon:

  • paid by: Seller
  • time: 30 Days
  • policy: Returns Accepted
for models: rd400, for makes: yamaha, for years: 1976-78, part type: ring piston, manufacturer warranty: 1 month, vintage part: yes, country of origin: united states,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, sku: 11653009450852891,

Yamaha 1A1-11610-10-00 Is Similar To:

pistondon logo
5 offers $20.00–$59.99 USD
  • Offer #1: $46.69 price + $0.00 shipping estimate = $46.69* total. Item Overview. Included: Piston Ring 0.25 O/S Kit.FREE SHIPPING
  • Offer #2: $20.00 price + $5.00 shipping estimate = $25.00* total. 25mm OVER / RD400 PART: New Yamaha OEM NOS PISTON RING SET / /.+$5.00 shipping
  • Offer #3: $59.99 price + $8.75 shipping estimate = $68.74* total. 1978 RD400E Crankshaft Piston NOS YAMAHA PISTON RING SET.+$8.75 shipping
  • Offer #4: $65.00 price + $11.35 shipping estimate = $76.35* total. 1st Over Size 0.25 Ring Set. 1976 Thru 1978 RD400 Models.+$11.35 shipping
  • Offer #5: $39.95 price + $8.51 shipping estimate = $48.46* total. Years and models stated are given as a range and may or may not include all years within the range. Yamaha Motorcycle 1976 RD400C CRANK & PISTON.+$8.51 shipping

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