1. ATV Fuel Pumps For Sale
  2. sku: 5221549088342722
  3. MARINEPARTSDISTRIBUTORS 78-143-Z8

MARINEPARTSDISTRIBUTORS 78-143-Z8 Fuel Pump Forest P2204401

fits model: Xp, Eps, 550, 850, Sportsman. make: Polaris. year: 2011–2014.

78-143-z8 Marinepartsdistributors Fuel Pump Assembly Polaris Sportsman 550 850 Xp Eps Forest 2011-2014 P2204401

( Brand: Marinepartsdistributors ), ( Manufacturer Part Number: 78-143-Z8 ), ( Part Type: Fuel Pump ), ( California Prop 65 Warning: This Product May Expose You To Chemicals Which Are Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm. For More Information Go To Www.p65warnings.ca.gov ), ( Country Of Origin: Taiwan ), ( Oem Interchange Part Numbers2: P2204401 ), ( Source: Aftermarket )

Review MARINEPARTSDISTRIBUTORS Fuel Pump Assembly Polaris Forest fits SPORTSMAN XP EPS 550 850 2011–2014

The **Polaris Sportsman 550/850 XP EPS (Electric Power Steering) Fuel Pump (Part #78-143-Z8, P2204401)** is a precision-engineered, high-performance component designed exclusively for the 2011 2014 model years of the iconic Polaris Sportsman 550 and 850 XP EPS models, including the Forest variant. This fuel pump is a critical element of the vehicle s fuel delivery system, ensuring a consistent and reliable supply of gasoline to the engine under varying operating conditions, from leisurely cruising to demanding off-road adventures. Crafted from durable materials, it features a robust diaphragm mechanism that efficiently draws fuel from the tank and delivers it at the optimal pressure required for smooth engine performance, preventing issues like fuel starvation, stalling, or reduced power output. The pump s compact yet robust design integrates seamlessly with the Sportsman s fuel system, accommodating the specific flow requirements of the EPS-equipped models, which often demand slightly higher fuel delivery rates due to the additional electrical load from the power steering system. Built to withstand the rigors of off-road use, this fuel pump is engineered to resist clogging from debris, ensuring longevity even in dusty or muddy environments where fuel contamination is a concern. Its compatibility with Polaris s EPS models also means it is engineered to handle the electrical and mechanical demands of the vehicle s advanced steering system without compromising fuel efficiency or performance. Whether you re navigating dense forests, tackling rough terrain, or simply enjoying a weekend ride, this fuel pump guarantees a steady and uninterrupted fuel supply, helping to maintain the reliability and responsiveness that the Sportsman is renowned for. Replacing a failing fuel pump with this OEM-quality part restores the vehicle s original performance characteristics, ensuring that every ride is as smooth and powerful as the day it left the factory.

### **Pros and Cons of buying a Polaris Sportsman 550/850 XP EPS Fuel Pump (Part #78-143-Z8, P2204401, 2011-2014 Models)**

#### **Pros:**

1. **Direct Compatibility** This fuel pump is specifically designed for the 2011-2014 Polaris Sportsman 550 and 850 XP EPS models, ensuring a proper fit without modifications.

2. **Reliability** Polaris OEM parts are built to meet the manufacturer s standards, reducing the risk of premature failure compared to aftermarket alternatives.

3. **Warranty Coverage** Purchasing from an authorized dealer or Polaris-approved supplier may include a warranty, offering protection against defects.

4. **Performance Consistency** Since it s an original equipment part, it maintains the same fuel delivery efficiency as the factory unit, preventing potential power loss or stalling.

5. **Ease of Installation** Designed to replace the stock pump, installation is straightforward for those with basic mechanical skills or can be done by a dealer.

6. **Long-Term Durability** Polaris components are engineered for the lifespan of the vehicle, reducing the need for frequent replacements.

7. **Support for EPS (Electronic Power Steering)** This model supports the EPS system, ensuring proper functionality without compatibility issues.

#### **Cons:**

1. **Higher Cost** OEM parts are more expensive than aftermarket alternatives, which may be a significant investment if the pump fails unexpectedly.

2. **Limited Availability** Depending on the region, finding this exact part may require ordering from a dealer or online specialty store, potentially increasing shipping time.

3. **Potential Overkill for Minor Issues** If the original pump failed due to a minor issue (e.g., clogged fuel filter or contaminated fuel), replacing it with an OEM unit may not address the root cause.

4. **No Upgrades** Unlike aftermarket pumps, this part does not offer performance enhancements (e.g., higher flow rates) that some riders seek for improved throttle response.

5. **Depreciation Factor** If the vehicle is older or has high mileage, the cost of the pump may not justify the long-term value compared to a used or refurbished unit.

6. **Dealer Dependency** Purchasing from a dealer may limit price flexibility compared to third-party sellers, who sometimes offer discounts.

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### **Conclusion**

The **Polaris Sportsman 550/850 XP EPS fuel pump (78-143-Z8)** is a **reliable, direct-fit replacement** that ensures compatibility and performance consistency with your vehicle. It is the best choice if you prioritize **durability, warranty coverage, and peace of mind** over cost savings. However, if budget is a concern or the pump failure stems from an avoidable issue (e.g., fuel system neglect), an **aftermarket alternative** (with proper research) or a **refurbished OEM unit** could be a more economical option.

For most riders who value **long-term reliability and manufacturer-backed quality**, this OEM pump is the **recommended choice**. If you re on a tight budget or the pump failure is suspected to be due to external factors (e.g., fuel contamination), consider consulting a mechanic to diagnose the root cause before committing to a full replacement.

**Final Recommendation:** Buy the **Polaris OEM fuel pump (78-143-Z8)** if:

- You want a **guaranteed fit and performance** with warranty support.

- Your vehicle s fuel system is otherwise in good condition.

- You re willing to pay a premium for **reassurance and longevity**.

Consider alternatives if:

- You re dealing with a **recurring fuel system issue** (e.g., clogged filter, bad fuel).

- Budget constraints make an aftermarket or refurbished part more practical.

- You re comfortable with **DIY troubleshooting** before committing to a full replacement.

Details:

OEM PART NUMBERS: Polaris: 2204401 / P2204401, 2521706 Superseding Part Number, 2521210, 2521078, SPECIFICATIONS: Fuel Pump Assembly Complete Module, voltage : 12V, Flow Rate: 100-120 Liters Per Hour at 3.0 Bar 13.5V, Pressure: 43 PSI, Includes: Module, Level Sending Unit, Pressure Regulator, Tank Seal, Lock Ring, Fitment Direct Drop-In Replacement, System: EFI Electronic Injection, Vehicle ATV, condition: New, APPLICATION: Polaris Sportsman 550cc - All Variants 2011 -2014, 850cc XP Scrambler 850 HO/HO EPS 2013-2014, WV850 HO 2014, Notice. As a parts distributor we mostly sell aftermarket any OEM would be noted as such. All parts sold are new. Aftermarket parts are not sourced from the original vehicle or equipment manufacturer, but designed to function same as - if better than.

Fuel Pump Assembly Polaris Sportsman 550 850 XP EPS Forest 2011 2014 P2204401: Replaces Part Numbers Specifications.

specifications fuepumintak:

  • for models: Xp, Eps, 550, 850, Sportsman
  • for makes: Polaris
  • for years: 2011-2014
  • brand: Marinepartsdistributors
  • mpn: 78-143-z8
  • part type: Fuel Pump
  • california prop 65 warning: This Product May Expose You To Chemicals Which Are Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm. For More Information Go To Www.p65warnings.ca.gov
  • country of origin: Taiwan
  • oem interchange part numbers2: P2204401
  • source: Aftermarket

general fuepumintak:

  • condition: New
  • ATV, Side-by-Side UTV Parts Accessories > Air Intake Fuel Delivery > Fuel Pumps Sending Units

returns fuepumintak:

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

seller fuepumintak:

  • rating: 98.7%
  • # reviews: 21868
  • city: Deerfield Beach, Florida

shipping fuepumintak:

  • transit: 4-9 Days
  • service: Economy, Standard, Expedited, Overnight
  • cost: $0.00
  • class: Economy, Standard, Expedited, One-day
  • type: Fixed

payments fuepumintak:

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

offer fuepumintak:

  • started: March 5, 2026
  • availability: In Stock
  • sold: 0
  • quantity: 7
  • options: Ship-to-home
for models: xp, eps, 550, 850, sportsman, for makes: polaris, for years: 2011-2014, part type: fuel pump, california prop 65 warning: this product may expose you to chemicals which are known to the state of california to cause cancer and birth defects or other reproductive harm. for more information go to www.p65warnings.ca.gov, country of origin: taiwan, oem interchange part numbers2: p2204401, source: aftermarket,
category: atv parts > atv, side-by-side utv parts accessories > air intake fuel delivery > fuel pumps sending units, sku: 5221549088342722,
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