fits model: Sr400. make: Yamaha. year: 2015–2018.

( Manufacturer Part Number: 3HT-11101-R9-00 ), ( Type: Cylinder Head )
The Yamaha 3HT-11101-R9-00 SR400 Cylinder Head is an essential component for the top end of the Yamaha SR400 motor. This cylinder head is meticulously engineered for optimal engine performance and reliability.
The SR400 Cylinder Head is distinguished by its four valves per cylinder design, which enhances the engine's breathing capability, resulting in increased power output and improved throttle response. The valves are actuated by a camshaft, which is precisely machined to deliver the ideal lift and duration for the engine's powerband.
The intake and exhaust ports are meticulously designed to optimize gas flow and reduce turbulence, ensuring efficient combustion and excellent exhaust scavenging. The cylinder head also incorporates a high-performance cooling system, which ensures that the engine stays cool under heavy use, preventing thermal stress and extending the engine's lifespan.
The SR400 Cylinder Head is made from high-quality aluminum alloy, which is lightweight yet strong, reducing the engine's overall weight and improving its power-to-weight ratio. The cylinder head is also finished with a durable and corrosion-resistant coating to protect it from the elements, ensuring long-lasting performance.
In summary, the Yamaha 3HT-11101-R9-00 SR400 Cylinder Head is a top-of-the-line component that delivers excellent engine performance and reliability. Its four-valve per cylinder design, precisely machined camshaft, optimized intake and exhaust ports, and high-performance cooling system make it an ideal choice for any SR400 motor enthusiast looking to maximize the potential of their engine.
a. High-quality OEM part: The Yamaha SR400 cylinder head (3HT-11101-R9-00) is an original equipment manufacturer (OEM) part, which ensures a perfect fit and reliable performance.
b. Improved engine efficiency: A new cylinder head can lead to improved combustion efficiency, resulting in better fuel economy and increased power output.
c. Longer engine life: Replacing the cylinder head is an investment in the long-term health and longevity of the motor.
d. Enhanced engine performance: New valves and camshaft can lead to improved engine response and overall performance.
2. Cons:a. Cost: The cost of buying a new cylinder head can be substantial, especially if other engine components also need to be replaced at the same time.
b. Time-consuming: Installing a new cylinder head is a complex process that requires specialized tools and technical expertise.
c. Potential for other engine issues: Replacing a cylinder head may uncover other issues within the engine that need to be addressed.
Ending Conclusion:The decision to buy a Yamaha SR400 cylinder head (3HT-11101-R9-00) for motor top end overhaul depends on various factors such as the current condition of the engine, the cost of the part, and the individual's technical expertise and resources. For those who value reliability, performance, and longevity, investing in a new cylinder head can be a worthwhile investment. However, for those with a limited budget or who are not confident in their technical abilities, it may be worth considering alternative options, such as rebuilding the existing cylinder head or purchasing a used one.
Recommendation:If you have the budget, technical expertise, and a desire for optimal engine performance and longevity, then the Yamaha SR400 cylinder head (3HT-11101-R9-00) is an excellent choice. However, if cost is a concern, it may be worth considering alternative options or seeking out a professional mechanic for advice and assistance. Ultimately, the decision should be based on your specific circumstances and priorities.
Revived Rides. All bearing, rocker, valve, and mating surfaces are in good condition. Includes all parts pictured and ready to install use. Cylinder head was removed from a running bike.
Parts sold are only guaranteed to fit the make/ model's listed in fitment chart section above. All free shipping offered is for the continental lower 48 USA only. It is very much appreciated. 15-18 Yamaha Sr400 Oem Cylinder Head Engine Top End Valves Camshaft Motor, This cylinder head is in good condition and shows normal signs with no damage.
Removed From: 2015 Yamaha SR4 MILEAGE: 12,647 Miles, Please review all pictures to assess the condition of item.