fits model: Tt350, 350. make: Yamaha. year: 1986–1990.

( Manufacturer Part Number: 1RG-11110-00-00 ), ( Engine Type: 4-stroke ), ( Type: Cylinder Head )
The Yamaha 1RG-11110-00-00 TT350 cylinder head is a critical components for the Yamaha TT350 motorcycle models produced between 1986 and 1989. This cylinder head boasts impressive engineering and design that contributes significantly to the motorcycle's exceptional performance.
The 1RG-11110-00-00 TT350 cylinder head is a single overhead camshaft (SOHC) design, featuring a compact and efficient layout that optimizes power output and fuel efficiency. The cylinder head houses four valves per cylinder, each operated by a single camshaft located above the cylinders. All valves utilize hydraulic lifters, which eliminate the need for manual adjustment and provide consistent performance throughout the engine's lifespan.
Each intake and exhaust valve is meticulously crafted from high-strength lightweight materials to ensure a precise sealing surface and ideal valve durability. The cylinder head's combustion chamber design optimizes the air-fuel mixture for optimal combustion efficiency, delivering robust power and torque for a thrilling and engaging riding experience.
The cylinder head's cooling system is equally impressive, comprised of a liquid-cooling jacket that circulates cooling liquid around the cylinder walls. This system efficiently dissipates the heat generated during combustion, preventing engine overheating and extending the engine's lifespan.
Moreover, the 1RG-11110-00-00 TT350 cylinder head is fitted with advanced engines management components, including a trigger-type ignition system and an electronic fuel injection system. These systems work in concert to deliver precise and consistent ignition timing and fuel delivery for optimal engine performance, ensuring responsive throttle response and improved fuel efficiency.
The cylinder head's design reflects Yamaha's commitment to durability, reliability, and cutting-edge engineering. With a rigorous manufacturing process that ensures the highest standards of quality and precision, the 1RG-11110-00-00 TT350 cylinder head is an essential component for any discerning TT350 motorcycle enthusiast looking to optimize their motorcycle's performance and effectiveness.
In summary, the Yamaha 1RG-11110-00-00 TT350 cylinder head is a top-of-the-line component that encapsulates advanced technologies, exceptional durability, and Yamaha's unwavering commitment to performance and engineering excellence. Whether you're an experienced rider or just starting out, this cylinder head is sure to elevate your Yamaha TT350 to new heights and deliver an unforgettable riding experience.
The Yamaha TT350, manufacturing between 1986 and 1990, is a classic motorbike recognized for its robustness and performance. This discussion focuses on understanding the advantages and disadvantages of purchasing a used Yamaha TT350 with the 1RG-11110-00-00 cylinder head.
Pros:1. Reliability: The air-cooled, single-cylinder engine is renowned for its unparalleled reliability, making it a favorite among motor enthusiasts. The 1RG-11110-00-00 cylinder head, a crucial component of the engine, is known to last for an extended period.
2. Affordability: Compared to its contemporary competition, the TT350 offers excellent value for money. Both the motorbike and its parts, including the cylinder head, are relatively affordable, making it an attractive option for budget-conscious buyers.
3. Easy Customization: The TT350's air-cooled engine and straightforward design make it easy to customize, allowing riders to personalize their bikes to their preferences.
4. Rare and Collectible: The older Yamaha TT350 models, especially those with the 1RG-11110-00-00 cylinder head, are increasingly becoming collectible, especially among classic motorbike enthusiasts.
5. Easy Maintenance: The simple design of the TT350 makes maintenance accessible to most motorbike enthusiasts. Performing tasks like oil changes or valve adjustments is relatively easy, making it an excellent option for hobbyists.
Cons:1. Performance: Although the TT350 offers reliable performance, it is relatively slow compared to its modern counterparts. This might not suit riders who seek high speeds.
2. Fuel Efficiency: With a carbureted engine, the TT350 tends to be less fuel-efficient than modern motorbikes with fuel injection systems. Depending on riding conditions and style, you may use more fuel than anticipated.
3. Limited Comfort: The TT350 offers a raw, unadulterated riding experience, which may not be comfortable for long-distance rides or those seeking a more refined engine vibration.
4. Obsolete Technology: The motorbike and its 1RG-11110-00-00 cylinder head use obsolete technology, which may lead to difficulty in accessing replacement parts or sourcing them at a reasonable price.
Conclusion:The Yamaha TT350 with the 1RG-11110-00-00 cylinder head offers a unique blend of reliability, affordability, and the opportunity to step back in time to the era of classic motorbikes. Though it has some cons like limited performance, fuel efficiency, discomfort, and obsolete technology, many of these issues can be mitigated with patience, knowledge, and a passion for classic motorbikes. Those considering buying such a motorbike should be prepared for its unique characteristics and embrace the riding experience it offers. Overall, if you're drawn to the charm of classic bikes and are willing to accept the limitations, the TT350 could be an excellent addition to your garage.
Xt350 use 1mm smaller intake valves then this TT350 head. No cracks or major scratches. It was left outside with rags for covers, Camshaft surfaces NEED to be redone weld and machine line bore used XLT cam caps as easier find lifter bores are smooth needing minor clean up, needs new valve guides seals. All threads are good.
Will bolt on to a xt350 giving bit more power throughout rev range. Valve seats look good needing lapping and cleaning the carbon in exhaust. Missing cam caps and hardware. Has water corrosion to topside.