fits model: 660, Raptor. make: Yamaha. year: 2004.

( Part Type: Carburetor ), ( Fits: Atv ), ( Compatible Model: 2001-2005 Raptor 660 ), ( Placement On Vehicle: Front ), ( Country/region Of Manufacture: Japan )
The Rap80-721 carburetors are specifically designed for the 2004 Yamaha Raptor 660, offering a reliable and efficient fuel delivery system for your off-road adventure bike. These carburetors are known for their durability, constructed with high-quality materials that can withstand the rigors of off-road riding.
The Rap80-721 carburetors feature a 38mm main jet, providing an optimal air-fuel mixture for reliable engine performance. The secondary jet is adjustable, allowing you to fine-tune the carburetor to meet the specific needs of your Raptor 660. The carburetors also include an adjustable idle circuit, allowing for easy adjustments to ensure smooth engine operation at idle speeds.
The Rap80-721 carburetors are equipped with a vacuum secondary system, which provides a consistent air-fuel mixture under various engine loads and operating conditions. This system helps to improve throttle response and power delivery, making your Raptor 660 more responsive and enjoyable to ride.
The carburetors also include a air-oil separator, which helps to remove excess oil from the air intake system, reducing the risk of engine damage caused by oil ingestion. The air-oil separator is easy to clean and maintain, ensuring that your carburetors continue to perform at their best.
In conclusion, the Rap80-721 carburetors are a high-quality and reliable replacement option for your 2004 Yamaha Raptor 660. Their durable construction, adjustable jetting, and vacuum secondary system make them an excellent choice for off-road riders looking to improve the performance and reliability of their Raptor 660.
Pros of buying a Rap80-721 660 Yamaha 2004 Raptor carburetors:1. Cost-Effective: Carburetors are generally less expensive than fuel injection systems, making them a more budget-friendly option for some riders.
2. Familiarity: Carburetors have been used in motorcycles for decades, so many riders are familiar with their operation and maintenance.
3. Simple Troubleshooting: If the bike is running poorly, carburetors are often easier to diagnose and fix than fuel injection systems.
4. Durability: Carburetors have fewer moving parts than fuel injection systems, which can make them more durable over time.
Cons of buying a Rap80-721 660 Yamaha 2004 Raptor carburetors:1. Less Fuel Efficient: Carburetors can be less fuel-efficient than fuel injection systems, which can lead to higher fuel consumption.
2. Less Precise Fuel Delivery: Carburetors deliver fuel less precisely than fuel injection systems, which can affect engine performance and fuel economy.
3. More Maintenance Required: Carburetors require more frequent maintenance than fuel injection systems, including regular cleaning and adjustments.
4. Less Reliable: Carburetors can be less reliable than fuel injection systems, particularly in extreme temperatures or in dusty conditions.
Conclusion:The Rap80-721 660 Yamaha 2004 Raptor carburetors can be a cost-effective and familiar option for some riders, but they also require more maintenance and can be less fuel-efficient and reliable than fuel injection systems. Ultimately, the decision to upgrade to carburetors depends on the rider's preferences, budget, and riding conditions.
Recommendation:If you are looking for a cost-effective and familiar option, and you are comfortable with the additional maintenance required, then the Rap80-721 660 Yamaha 2004 Raptor carburetors may be a good choice for you. However, if you prioritize fuel efficiency, reliability, and low maintenance, you may want to consider upgrading to a fuel injection system.
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This part may work on other years, makes and model's but was removed from a 2004 Yamaha Raptor 660.