YAMAHA 1G9-11611-30 Piston Ring 3RD O/s 0.75

( Manufacturer Part Number: 1G9-11611-30 ), ( Part Type: Ring Piston ), ( Country Of Origin: United States ), ( Manufacturer Warranty: Unspecified Length ), ( Storage Location: K6 Mot-n Buk 42 Bin 6 )

Review YAMAHA Oem 3rd O/s 0.75 Piston Ring fits YZ100 1976–1979

Introducing the Yamaha 1G9-11611-30 piston ring, specifically designed for the third overhaul of the legendary YZ100 motorbike models produced between 1976 and 1979. This component is an essential upgrade for those seeking optimal engine performance and efficiency from their vintage Yamaha motorcycle.

The 1G9-11611-30 piston ring is meticulously crafted using high-quality materials to ensure a long-lasting and reliable fit. Its 0.75mm thickness provides an ideal balance between compression and lubrication, allowing the engine to operate at peak performance. This ring is designed to minimize the clearance gap between the piston and cylinder wall, reducing the amount of combustion gases that leak past the piston rings and improving overall engine efficiency.

The outer diameter of the piston ring is precisely engineered to fit snugly within the cylinder bore, while the grooves on the inner surface allow for proper oil distribution and effective cooling of the piston. The ring's cross-sectional shape is specifically designed to reduce friction between the piston and cylinder wall, ensuring a smooth and quiet engine operation.

Installation of the 1G9-11611-30 piston ring is a straightforward process, requiring only standard engine rebuilding tools. It is recommended to replace all piston rings during an engine overhaul to ensure the best possible performance and longevity.

By upgrading to the Yamaha 1G9-11611-30 piston ring, YZ100 motorcycle enthusiasts can enjoy improved engine efficiency, enhanced power output, and reduced engine wear. This is an essential upgrade for those who take pride in their vintage motorcycle and want to ensure it continues to perform at its best.

In summary, the Yamaha 1G9-11611-30 piston ring is a high-quality, meticulously engineered component designed for the third overhaul of the YZ100 motorbikes produced between 1976 and 1979. Its 0.75mm thickness, precise fit, and reduced friction design make it an essential upgrade for those seeking optimal engine performance and longevity from their vintage Yamaha motorcycle.

Buying a Yamaha 1G9-11611-30 1976-1979 YZ100 0.75 piston ring: Pros, Cons, and Conclusion

a. Original Equipment Manufacturer (OEM) Part: This piston ring is an original equipment manufactured part designed specifically for the Yamaha YZ100 model. Using an OEM part ensures proper fitment and compatibility with your motorcycle.

b. Enhanced Performance: A new piston ring can help improve engine performance by sealing the piston-cylinder interface more effectively. This can lead to increased power and torque.

c. Longer Engine Life: By using a new piston ring, you're investing in the longevity of your engine. A well-sealed piston-cylinder interface helps prevent oil leaks, reduces friction, and maintains compression.

a. Cost: Replacing a piston ring can be an expensive repair, especially for older motorcycles like the Yamaha YZ100. Be prepared to invest in this necessary maintenance.

b. Labor Costs: If you're not comfortable performing this repair yourself, you'll need to pay a mechanic to install the new piston ring for you.

The decision to buy a Yamaha 1G9-11611-30 1976-1979 YZ100 0.75 piston ring ultimately depends on the condition of your motorcycle and your personal priorities. If your engine is experiencing issues with oil leaks, decreased performance, or poor compression, then replacing the piston ring is a worthwhile investment. However, if your motorcycle is in good condition and you're not experiencing these symptoms, it may be more cost-effective to wait until the piston ring fails before replacing it.

If you're considering purchasing a Yamaha 1G9-11611-30 1976-1979 YZ100 0.75 piston ring, we recommend evaluating the current condition of your motorcycle's engine and considering the potential benefits of a new piston ring. Weigh the costs against the potential improvements in engine performance and longevity. If you decide to move forward with the purchase, ensure you're buying an OEM part from a reputable supplier to guarantee a proper fit and optimal performance.

Details:

Do you combine shipping?, Yes. Essential for engine rebuilds requiring an oversized piston. Do you accept offers?, Some listings offers. Spotlight: A Day Inside .

FREE shipping on every order to the lower 48 states. Item must be in original, uninstalled condition with no modifications. To Watch. Residential delivery with lift gate is available.

Look for the Make Offer button on listing page. Please verify the part number and compatible model's before purchasing. 4.8 out of 5 stars across 322 reviews. This is a genuine Yamaha OEM 3rd oversize 0.75mm piston ring, designed for 1976-1979 YZ100 model's.

Larger items from $46.99. Every part is one-of-a-kind.: Are these genuine OEM parts?, Yes. We started with a single motorcycle dismantled in home garage.

We review all reasonable offers promptly.

part #: 1g91161130 prices

• $8.50-$10.99

specifications pistondon:

• for models: Yz100
• for makes: Yamaha
• for years: 1976-1979
• mpn: 1g9-11611-30
• part type: Ring Piston
• country of origin: United States
• manufacturer warranty: Unspecified Length
• storage location: K6 Mot-n Buk 42 Bin 6

offer pistondon:

• sold: 0
• availability: In Stock
• quantity: 1
• started: April 6, 2026
• options: Ship-to-home

shipping pistondon:

• carrier: USPS, FedEx
• type: Fixed
• service: USPS Ground Advantage, USPS Priority Mail, FedEx 2Day, Overnight
• class: Standard, Expedited, One-day
• transit: 3-8 Days
• cost: $0.00

payments pistondon:

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

general pistondon:

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

returns pistondon:

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

seller pistondon:

• city: Odessa, Florida
• rating: 99.4%
• # reviews: 220371

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