fits model: Touring, 500, Indy, Classic. make: Polaris. year: 1998–2000.

( Manufacturer Part Number: MIKUNIVM34CARBS ), ( Part Type: Carburetor )
The Mikuni VM 34mm carburetors are an excellent upgrade option for the 1999 Polaris Indy 500 Classic - Touring Edition ATVs. These high-performance carburetors offer significant benefits, including improved throttle response, increased power, and enhanced fuel economy. In this exhaustive product description, we will delve deeper into the features, benefits, and compatibility details of these Mikuni carbs.
Carburetor Features: The Mikuni VM 34mm Carburetors come with several features that set them apart from stock carbs. These include:1. Mikuni's proprietary venturi design ensures optimal fuel atomization, leading to clean burning and smooth engine performance.
2. The flat-slide needle valves reduce throttle lag, improving both acceleration and overall power generation.
3. The hooded needle design enables a larger jet area for better air/fuel mixture control.
4. The advanced air bleed system eliminates air bubbles in the fuel mixture, ensuring consistency and reliability.
5. The carbs come equipped with laser-etched tuning markings to facilitate easy calibration.
Benefits of Mikuni VM 34mm Carburetors: By installing Mikuni VM 34mm Carburetors on your 1999 Polaris Indy 500 Classic - Touring Edition ATV, you will experience several advantages:1. Enhanced Power and Torque: Mikuni Carbs deliver a more efficient fuel mixture, leading to increased horsepower and torque, making your ATV more responsive and agile.
2. Improved Throttle Response: Mikuni carbsenses your throttle input more quickly, reducing throttle lag and providing smoother engine power delivery.
3. Better Fuel Economy: By supplying a more precise fuel mixture, Mikuni carbs help optimize your engine's performance, ultimately leading to better fuel economy and longer ride times.
4. Easy Calibration: The laser-etched markings enable quick and easy tuning, allowing you to adapt the carbs to your riding style or trail conditions.
5. Superior build quality: Mikuni's reputation for manufacturing robust and durable carburetors translates to these VM 34mm carbs, ensuring lasting performance and reliability.
Compatibility and Installation:These Mikuni VM 34mm Carburetors are designed specifically for the 1999 Polaris Indy 500 Classic - Touring Edition ATVs. However, please ensure that your Polaris model's specificationsmatch the following:
1. Engine size: 550JET
2. Engine type: Liquid-cooled, Single Overhead Cam 4 valve
3. Intake manifold: Mikuni Intake Manifold (not included)
Proper installation of these Mikuni carbs requires some mechanical knowledge and experience. It may be helpful to consult your ATV's workshop manual or consult a professional mechanic.
Disclaimer:Please be aware that installing aftermarket carburetors like the Mikuni VM 34mm Carburetors may affect your ATV's emissions and noise levels in certain jurisdictions. Ensure compliance with local regulations before making any modifications.
Mikuni VM 34mm carburetors are aftermarket carburetors that can be used as an upgrade for a 1999 Polaris Indy 500 Classic, as well as other Polaris models from that era. Here are some potential pros and cons of installing Mikuni VM 34mm carburetors on a 1999 Polaris Indy 500 Classic:
Pros:1. Improved Throttle Response: Mikuni carburetors are known for their smooth and responsive throttle characteristics, making them a popular choice for riders who want better performance from their snowmobiles.
2. Enhanced Power Delivery: Mikuni carburetors can provide improved power delivery by optimizing fuel-air mixtures, resulting in better acceleration and top-end power.
3. Durability: Mikuni carburetors are known for their durability and reliability, which is essential for off-road use.
4. Easy-to-Tune: Mikuni carburetors are easy to tune, allowing riders to customize their jetting and make adjustments to optimize performance for their specific conditions.
5. Better Fuel Economy: Mikuni carburetors can help improve fuel economy by optimizing fuel-air mixtures and reducing fuel waste.
Cons:1. Installation Complexity: Installing Mikuni VM 34mm carburetors on a 1999 Polaris Indy 500 Classic can be a complex process that requires some mechanical skills and expertise.
2. Cost: Mikuni carburetors are generally more expensive than stock carburetors, which can be a deterrent for some riders.
3. Maintenance Requirements: Mikuni carburetors may require more frequent maintenance than stock carburetors due to their complex design and the need for tuning.
4. Potential Fitment Issues: Mikuni VM 34mm carburetors may not be a perfect fit for all Polaris models, and some modifications may be necessary to ensure a proper installation.
Conclusion:Installing Mikuni VM 34mm carburetors on a 1999 Polaris Indy 500 Classic can provide several benefits, including improved throttle response, enhanced power delivery, durability, easy tuning, and potentially better fuel economy. However, the installation process can be complex, and the cost and maintenance requirements may be a deterrent for some riders. Ultimately, whether the benefits outweigh the cons will depend on the individual rider's priorities and mechanical ability. If the rider values performance, is willing to invest the time and money, and has the mechanical skills to install and tune the carburetors, then the Mikuni VM 34mm carburetors may be a worthwhile upgrade. Otherwise, the stock carburetors may be sufficient for their needs.
Idle and mixture screws turn, needle seat assemblies seem to be sealing well, size 240 main jets.
Reasonable used condition with normal signs of use and age, some scum stains, scuffs, etc. Will need cleaning before use.
No major damages.