YAMAHA 284-11611-40 Nos Piston Ring RT-1 1.00

( Manufacturer Part Number: 284-11611-40 ), ( Part Type: Ring Piston ), ( Country Of Origin: United States ), ( Manufacturer Warranty: 30 Day ), ( Storage Location: J8 Crp1-n Buk 5 )

Review YAMAHA Rt1 Rt-1 Nos 1.00 Piston Ring Oem Part New fits 360 1971

Yamaha 1.00 Piston Ring for RT1 (Model Number: 284-11611-40)

The Yamaha 284-11611-40 piston ring is an essential component for maintaining the optimal performance of a Yamaha RT1 engine manufactured in 1971. This piston ring is specifically designed to fit the RT1 engine, ensuring a perfect seal between the piston and the engine cylinder.

The piston ring is made from high-quality materials, ensuring durability and longevity even under heavy use. The ring's cross-sectional design is a 1.00mm thick ring, which provides an excellent balance between compressive strength and flexibility. This design allows the ring to adapt to the piston's motion while maintaining a tight seal.

The piston ring set includes multiple rings that serve different purposes during engine operation. The compression ring, located closest to the piston crown, is responsible for sealing the combustion gases in the cylinder during the power stroke. The oil control ring, located near the piston skirt, helps to control oil consumption by preventing excessive oil from entering the combustion chamber.

Installing the Yamaha 284-11611-40 piston ring requires precision and care to ensure proper seating and alignment. Proper installation ensures that the piston ring will function correctly, providing excellent sealing and preventing engine oil and combustion gases from leaking out.

In summary, the Yamaha 284-11611-40 piston ring is an essential replacement part for the RT1 engine manufactured in 1971. Its high-quality materials and precise design ensure optimal engine performance, making it an excellent investment for any Yamaha RT1 owner.

The Yamaha RT1 (model number RT1-360) is an iconic motorcycle produced by Yamaha in 1971. If you are considering purchasing a new piston ring for this motorcycle, specifically the part number 284-11611-40, here are some pros and cons to help you make an informed decision.

1. OEM (Original Equipment Manufacturer) part: This piston ring is manufactured by Yamaha, ensuring a perfect fit and compatibility with your motorcycle.

2. High-quality materials: Yamaha is known for producing high-quality parts, and this piston ring is likely to be made of premium materials that can withstand the rigors of regular use.

3. Improved engine performance: A new piston ring can help improve your engine's performance by reducing engine friction, improving sealing, and preventing oil leaks.

4. Longer engine life: By replacing worn-out piston rings with new ones, you can help extend the life of your engine and avoid costly repairs down the line.

1. Cost: Replacing piston rings can be an expensive proposition, especially for older motorcycles like the Yamaha RT1.

2. Installation complexity: Installing a piston ring can be a complex and time-consuming process, especially if you don't have experience working on motorcycles.

3. Potential for engine damage: If not installed correctly, a new piston ring can cause engine damage, leading to additional repair costs.

The decision to purchase a new piston ring for your Yamaha RT1 depends on several factors, including your budget, experience level, and the condition of your engine. If you're experiencing issues with engine performance or oil leaks, or if you're planning a comprehensive restoration of your motorcycle, then replacing the piston rings may be a necessary investment. However, if you're on a tight budget or unsure about your installation abilities, you may want to consider other options, such as rebuilding the engine or selling the motorcycle and purchasing a newer one.

If you've determined that replacing the piston rings is the best course of action for your Yamaha RT1, I would recommend purchasing the OEM Yamaha part number 284-11611-40. Not only will it ensure a perfect fit, but it's also likely to be made of high-quality materials that can help improve your engine's performance and extend its life. Additionally, I would strongly recommend having the piston rings installed by a professional mechanic to avoid any potential damage to your engine.

Details:

Yamaha Cruisers. Yamaha MX / ATV. The image to watch on YouTube. Ensure proper fitment for your engine rebuild.

Triumph New OEM Air Filter T2201246. This is a new old stock NOS genuine Yamaha 1.00 oversize piston ring, part number 284-11611-40, for the 1971 RT1 360 motorcycle. Fits: Fits the 1971 Yamaha RT1 360 model. Spotlight: A Day Inside .

part #: 2841161140 prices

• $9.44-$24.99

specifications pistondon:

• for models: 360
• for makes: Yamaha
• for years: 1971
• mpn: 284-11611-40
• part type: Ring Piston
• country of origin: United States
• manufacturer warranty: 30 Day
• storage location: J8 Crp1-n Buk 5

returns pistondon:

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

seller pistondon:

• rating: 99.3%
• # reviews: 217258
• city: Odessa, Florida

general pistondon:

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

payments pistondon:

• other
• credit card: Discover
• wallet: Paypal

offer pistondon:

• sold: 0
• options: Ship-to-home
• quantity: 4
• best offers: True
• started: March 22, 2026
• availability: In Stock

shipping pistondon:

• cost: $0.00
• class: Standard, Expedited, One-day
• transit: 4-8 Days
• carrier: USPS, FedEx
• service: USPS Ground Advantage, USPS Priority Mail, FedEx 2Day, Overnight
• type: Fixed

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