MOTION PRO 57-8595 Fuel Injection Cleaner EV6

( Brand: Motion Pro ), ( Manufacturer Part Number: 57-8595 ), ( Manufacturer Warranty: 1 Year ), ( Type: Injector Cleaner )

Review MOTION PRO Harley Davidson Fuel Injection Cleaner Ev6 Older Model

The **Harley-Davidson Motion Pro 57-8595 EV6 Fuel Injection Cleaner** is a premium, high-performance additive designed specifically to restore and maintain the peak efficiency of Harley-Davidson s advanced fuel-injection systems, including the EV6 (Electronically Controlled Fuel Injection) platforms found in modern Big Twin engines. Engineered with a proprietary blend of powerful detergents, lubricants, and anti-corrosion agents, this fuel system cleaner works aggressively to dissolve and remove stubborn deposits that accumulate within fuel injectors, intake valves, and combustion chambers over time. These deposits often caused by fuel impurities, combustion byproducts, or prolonged storage can lead to rough idling, reduced power, poor fuel economy, and even engine misfires, compromising both performance and longevity. The EV6 formulation is particularly effective against the carbon buildup and varnish that can plague Harley s high-performance engines, ensuring smoother throttle response, richer combustion, and a more consistent power delivery from low RPMs to wide-open throttle. Beyond cleaning, this additive also enhances fuel flow by reducing friction within the fuel system, promoting better atomization of fuel for cleaner burns and improved engine efficiency. Additionally, its corrosion-inhibiting properties help protect critical components from rust and oxidation, extending the life of fuel lines, injectors, and other sensitive parts. Whether used as a preventive maintenance solution or a corrective treatment for engines showing signs of fouling, the Motion Pro EV6 Fuel Injection Cleaner is a trusted choice for Harley-Davidson owners seeking to preserve their engine s performance, reliability, and the iconic, responsive character of their motorcycle. Simply add it to your fuel tank during routine maintenance or as part of a fuel system flush, and let it work its way through the system to revitalize your engine s breathing and restore its factory-intended power.

**Pros and Cons of buying a Harley-Davidson Motion Pro 57-8595 Fuel Injection Cleaner (EV6)**

1. **Targeted Cleaning for Fuel Injection Systems** This product is specifically formulated to clean fuel injectors, carburetors, and intake valves, which can improve engine performance, fuel efficiency, and reduce emissions. Harley-Davidson motorcycles, especially those with electronic fuel injection (EFI), benefit from regular cleaning to prevent carbon buildup and maintain optimal operation.

2. **Compatibility with Harley-Davidson Models** The product is designed for Harley-Davidson engines, including those with the EV6 fuel injection system, ensuring it aligns with the manufacturer s specifications. This reduces the risk of compatibility issues that could arise with generic cleaners.

3. **Prevents Carbon Buildup** Over time, carbon deposits can form on fuel injectors and intake valves, restricting fuel flow and reducing power. This cleaner helps dissolve and remove these deposits, restoring engine performance and preventing long-term damage.

4. **Easy to Use** The product is typically added directly to the fuel tank, making it a simple and convenient maintenance solution. No special tools or modifications are required, and it can be used during regular fueling.

5. **Supports Engine Longevity** By maintaining clean fuel injectors and intake systems, this cleaner helps extend the life of the engine by reducing wear and tear caused by dirty components. It can also improve throttle response and smoothness, enhancing the riding experience.

6. **Cost-Effective Maintenance** Compared to professional fuel system cleaning or injector replacement, this cleaner is a relatively inexpensive way to maintain engine health. It can save money in the long run by avoiding costly repairs.

7. **Works with Ethanol-Blended Fuels** Many modern fuels contain ethanol, which can contribute to carbon buildup. This cleaner is formulated to handle ethanol blends, making it suitable for contemporary Harley-Davidson models that may run on E10 or similar fuels.

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1. **Limited Effectiveness on Severe Buildup** While effective for regular maintenance, this cleaner may not fully resolve severe carbon deposits or clogged injectors that require professional cleaning or replacement. Users with older or heavily used engines may need to use it more frequently or combine it with other treatments.

2. **Not a Permanent Solution** Fuel injection cleaners are designed for periodic use, not as a one-time fix. Neglecting regular maintenance (e.g., using it only once every few years) may lead to reinstatement of carbon buildup over time.

3. **Potential for Engine Stalling or Rough Idling** In rare cases, using a fuel injector cleaner can temporarily cause engine hesitation, stalling, or rough idling as it cleans and dislodges deposits. This is usually temporary and resolves once the cleaning process completes, but it can be unsettling if it happens during a ride.

4. **Dependence on Fuel Quality** The effectiveness of the cleaner can be reduced if the motorcycle is regularly fueled with low-quality or contaminated fuel. Poor fuel quality can accelerate carbon buildup, making the cleaner less effective over time.

5. **Mixed Reviews on Long-Term Results** Some users report noticeable improvements in engine performance after using this product, while others see minimal or temporary effects. Results can vary based on the engine s condition, riding habits, and fuel quality.

6. **Not a Substitute for Professional Maintenance** While convenient, this cleaner should not replace regular professional maintenance, such as tune-ups, injector inspections, or fuel system overhauls. Over-reliance on cleaners without other maintenance can lead to undetected issues.

7. **Possible Overuse Risks** Using the cleaner too frequently (e.g., every fill-up) may not be necessary and could potentially strip away protective coatings or cause minor engine stress. Following the manufacturer s recommended usage guidelines is important.

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The Harley-Davidson Motion Pro 57-8595 Fuel Injection Cleaner (EV6) is a practical and targeted solution for maintaining the health of your motorcycle s fuel injection system. It offers clear benefits for improving performance, fuel efficiency, and engine longevity, particularly for Harley-Davidson models with electronic fuel injection. However, it is not a cure-all and should be used as part of a broader maintenance routine. Its effectiveness depends on consistent use, good fuel quality, and the overall condition of the engine.

For riders who prioritize easy, low-cost maintenance and want to prevent carbon buildup, this cleaner is a worthwhile addition to their toolkit. Those with older or heavily used engines may need to supplement it with professional cleaning or other treatments. Ultimately, the decision to use it depends on your riding habits, engine condition, and willingness to integrate it into regular maintenance practices.

If you own a Harley-Davidson motorcycle with an EV6 fuel injection system and want to proactively maintain its performance, the Motion Pro 57-8595 Fuel Injection Cleaner is a recommended purchase. Use it as directed typically every 3 to 6 months or as part of your regular fueling schedule to help keep your fuel injectors and intake system clean. Pair it with high-quality fuel, regular oil changes, and other recommended maintenance tasks for optimal engine health. If you notice persistent performance issues, consider consulting a Harley-Davidson technician for a more thorough inspection.

Details:

No compressed air required. Note: requires aerosol can of fuel injector cleaner NOT included. Push button switch to turn fuel injector on with LED indicator light. Do it right the first time with Motion Pro Tools.

Replacement pigtails available sold separately. Easily cleans most fuel injectors. Durable anodized billet aluminum construction. Motion Pro tools are designed to be simple use, yet durable enough withstand the harshest conditions.

Will flush and back injectors for best possible cleaning Process. 9-volt battery included. One of their goals is to offer tools convenience.

part #: 578595 prices

• $179.99-$194.99

specifications intakefuelmotorcycle:

• for makes: Harley, Davidson
• brand: Motion Pro
• mpn: 57-8595
• manufacturer warranty: 1 Year
• type: Injector Cleaner

returns intakefuelmotorcycle:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted

seller intakefuelmotorcycle:

• city: Christiansburg, Virginia
• # reviews: 49900
• rating: 99.8%

offer intakefuelmotorcycle:

• quantity: 2
• options: Ship-to-home
• sold: 0
• availability: In Stock
• started: April 4, 2026

general intakefuelmotorcycle:

• condition: New
• Motorcycle Scooter Parts Accessories > Air Intake Fuel Delivery > Other Air Intake Fuel Delivery

payments intakefuelmotorcycle:

• credit card: Discover
• other
• wallet: Apple-pay

shipping intakefuelmotorcycle:

• transit: 9-14 Days
• class: Standard
• service: FedEx Ground / FedEx Home Delivery, Standard
• type: Fixed
• carrier: FedEx
• cost: $0.00

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