fits model: Yz250. make: Yamaha. year: 1993.

( Manufacturer Part Number: 4EW-11311-00-00 ), ( Type: Cylinder 250 2 Stroke )
The 4ew-11311-00-00 Yamaha YZ250 engine motor cylinder head is a crucial component of the iconic YZ250 two-stroke motorcycle engine. This cylinder head, manufactured in 1993, is known for its robustness and performance-enhancing features.
The cylinder head is constructed from high-grade aluminum alloy, ensuring lightweight yet durable performance. It features four valves, two intake and two exhaust, which are actuated by a single overhead camshaft (SOHC). The valve train is designed for optimal throttle response and power delivery, providing the YZ250 with its characteristic high-revving character.
The cylinder head also houses the combustion chamber, which is precision-machined for optimal gas flow. This, coupled with the well-designed porting, allows for efficient combustion, resulting in increased power output and torque. The cylinder head is also equipped with a spark plug and a spark plug cap, which are crucial for igniting the air-fuel mixture.
The cylinder head is finished with a high-temperature paint for enhanced durability and heat resistance. This paint also aids in heat dissipation, ensuring the engine stays cool even under high-stress conditions. The cylinder head is a testament to Yamaha's engineering excellence and its commitment to providing high-performance motorcycle components.
In summary, the 4ew-11311-00-00 Yamaha YZ250 engine motor cylinder head is a well-engineered component that contributes significantly to the bike's power and performance. Its robust construction, efficient design, and high-quality materials make it a reliable choice for anyone looking to maintain or upgrade their YZ250.
Pros of buying a 4WE-11311-00-00 Yamaha YZ250 engine motor cylinder head:1. Compatibility: This cylinder head is specifically designed for the Yamaha YZ250 model, ensuring a perfect fit and function.
2. Replacement Part: If your original cylinder head is damaged or worn out, this replacement part can help extend the life of your engine.
3. Availability: Replacement parts for older models like the 1993 YZ250 are often easier to find compared to newer models, which can save you time and money in your search.
4. Cost-effective: Buying an old part like this can be more affordable than purchasing a new engine or a newer model with the updated cylinder head.
Cons of buying a 4WE-11311-00-00 Yamaha YZ250 engine motor cylinder head:1. Age and Wear: Older parts may have experienced wear and tear, which could impact their performance or lifespan.
2. Quality: The quality of the replacement part may not be as high as a new part, which could lead to issues down the line.
3. Fit and Function: While the part is designed for your model, there's always a chance that it may not fit perfectly or function as intended.
Conclusion: If you're looking for an affordable solution to replace a worn-out or damaged cylinder head on your 1993 Yamaha YZ250, this replacement part might be a good option. However, be aware of the potential for wear and tear, and consider the age and quality of the part. If you can afford a new cylinder head, it may be a better long-term investment.
Recommendation: Before making a purchase, research the seller's reputation and read customer reviews to ensure you're buying from a reliable source. Also, consider having the part inspected by a professional mechanic to ensure it's in good condition and fits your engine properly.
Tim's motocross parts 1993 Yamaha YZ250 engine motor cylinder head 4ew this stroke is in fair condition and shows normal signs of wear. I only guarantee fitment from bike listed that part was removed.
This cylinder will need to be plated, it is 68mm standard bore with no major scratches or damage just the plating worn out and flaking removed from: 1993 Yamaha YZ250 please review all pictures assess condition of item.