1. Antique, Vintage, Historic Motorcycle Parts For Sale
  2. sku: 21873981145382782
  3. YAMAHA 2H7-85752-00-00

YAMAHA 2H7-85752-00-00 Fuel Gas Petro Tank Sending Unit Petcocks

fits model: Xs1100, 1100, Xs. make: Yamaha. year: 1979.

2h7-85752-00-00 Yamaha 1979 Xs1100 Xs 1100 Fuel Gas Petro Tank Sending Unit And Petcocks

( Manufacturer Part Number: 2H7-85752-00-00 ), ( Part Type: Fuel Tank Sending Unit ), ( Unit Type: Unit )

Review YAMAHA Fuel Gas Petro Tank Sending Unit And Petcocks fits XS1100 1100 XS 1979

The **Yamaha 2H7-85752-00-00** is an essential, high-quality replacement component designed specifically for the iconic **1979 Yamaha XS1100 and XS1100S** motorcycles, ensuring optimal performance and reliability for these legendary cruisers. This **fuel gas petro tank sending unit and petcock assembly** is a precision-engineered part that plays a critical role in fuel management, providing accurate fuel level readings and seamless fuel flow control. Crafted to Yamaha s exact specifications, this unit is built with durable materials to withstand the demands of daily riding, harsh weather conditions, and the mechanical stresses of a high-performance motorcycle. The **fuel tank sending unit** features a reliable float mechanism that accurately transmits fuel level data to the gauge, allowing riders to monitor remaining fuel with precision, while the integrated **petcock** ensures a secure, leak-proof connection between the fuel tank and the engine s fuel system. Whether you're restoring a classic XS1100 to its original glory or maintaining an existing ride, this genuine Yamaha part guarantees a perfect fit and seamless functionality, eliminating the risk of fuel leaks, gauge inaccuracies, or operational failures. Ideal for both enthusiasts and mechanics, this component is a must-have for preserving the integrity and performance of one of Yamaha s most celebrated streetfighters.

### **Pros and Cons of Buying a 1979 Yamaha XS1100 (with Fuel Gas Petro Tank Sending Unit and Petcocks)**

#### **Pros:**

1. **Classic Design and Legacy** The Yamaha XS1100 is a well-regarded classic motorcycle from the early 1970s, known for its timeless styling and strong following among enthusiasts. Its retro aesthetic makes it a desirable collector s item.

2. **Reliable Engine** The 1,098cc parallel-twin engine is robust and has proven durability, especially with proper maintenance. Many XS1100s still run strong after decades of use.

3. **Good Performance for Its Era** With around 70-80 horsepower, it offers solid acceleration and cruising capability for its time. The engine is smooth and torquey, making it enjoyable to ride.

4. **Modification Potential** The XS1100 has a strong aftermarket support, with available upgrades for suspension, brakes, exhaust, and engine tuning. This allows owners to customize the bike to modern standards.

5. **Fuel Gas Petro Tank Sending Unit and Petcocks** These components suggest the bike has been well-maintained or upgraded, which can be a positive sign. A functional fuel system is crucial for reliability.

6. **Lower Cost of Ownership (Compared to Modern Bikes)** Parts and maintenance are generally cheaper than for newer motorcycles, though rare or specialized components may require sourcing.

7. **Community and Restoration Appeal** The XS1100 has a dedicated fanbase, making it easier to find parts, restoration guides, and fellow riders for advice.

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#### **Cons:**

1. **Age and Wear** A 1979 model is over 40 years old, meaning it likely requires significant maintenance, including engine rebuilds, chain adjustments, and suspension refreshes.

2. **Outdated Safety Features** The bike lacks modern safety standards such as ABS, traction control, or advanced braking systems. Its braking and handling may feel less secure compared to contemporary motorcycles.

3. **Fuel and Emissions Compliance** While the fuel gas petro tank suggests adaptability, modern gasoline blends may not be ideal for an older engine. Some riders opt for ethanol-free fuel or additives to prevent carbon buildup.

4. **Reliability Concerns** Without recent service records, there s uncertainty about hidden issues like worn-out bearings, leaks, or electrical problems. A pre-purchase inspection is strongly recommended.

5. **Limited Modern Comfort** Ergonomics, seating, and wind protection are not as refined as on today s bikes. Long rides may be less comfortable.

6. **Insurance and Registration Challenges** Older bikes may have higher insurance costs or require special registration, depending on local laws.

7. **Depreciation Risk** Classic motorcycles can lose value if not maintained properly, whereas modern bikes retain value better over time.

---

### **Conclusion:**

The 1979 Yamaha XS1100 is a fantastic choice if you appreciate classic bikes, enjoy restoration projects, and prioritize character over modern convenience. It offers a nostalgic riding experience with a strong engine and a loyal community. However, it requires significant upkeep, lacks modern safety features, and may not be practical for daily use without major modifications.

### **Recommendation:**

- **Buy if:** You have mechanical skills or access to a trusted mechanic, enjoy classic bikes, and are prepared for long-term maintenance. Consider it as a project or a weekend cruiser rather than a daily rider.

- **Avoid if:** You want a low-maintenance, safe, and modern motorcycle. If you re not willing to invest time and money into restoration, a newer bike with similar styling (like a modern cruiser) may be a better fit.

- **Before purchasing:** Inspect the engine, transmission, brakes, and electrical system thoroughly. Test-ride the bike and verify that the fuel system (including the sending unit and petcocks) is in good working order. Consult with Yamaha XS1100 owners or restoration experts for guidance.

Details:

Pulled from a 1979 Xs11 sending unit does have good ohms resistance so the wires are still. Free domestic shipping. The petcocks were still working, but Improbably put new gaskets for the base.

part #: 2h7857520000 prices

  • $29.95-$250.00

specifications cyclevintagee:

  • for models: Xs1100, 1100, Xs
  • for makes: Yamaha
  • for years: 1979
  • mpn: 2h7-85752-00-00
  • part type: Fuel Tank Sending Unit
  • unit type: Unit

shipping cyclevintagee:

  • class: Standard
  • carrier: USPS
  • type: Calculated
  • service: USPS Ground Advantage
  • transit: 3-9 Days
  • cost: $0.00

payments cyclevintagee:

  • money order
  • wallet: Google-pay
  • credit card: Visa
  • other
  • cash

seller cyclevintagee:

  • # reviews: 366
  • city: Mentor, Ohio
  • rating: 100.0%

returns cyclevintagee:

  • policy: No Returns

general cyclevintagee:

  • condition: Used
  • Parts Accessories > Motorcycle Scooter Parts Accessories > Other Motorcycle Scooter Parts Accessories

offer cyclevintagee:

  • quantity: 1
  • options: Ship-to-home
  • sold: 0
  • started: April 20, 2026
  • availability: In Stock
  • best offers: True
for models: xs1100, 1100, xs, for makes: yamaha, for years: 1979, part type: fuel tank sending unit, unit type: unit,
category: motorcycle parts > motorcycle scooter parts accessories, sku: 21873981145382782,
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5 offers $29.95–$250.00 USD
  • Used. Offer #1 priced at $80.00 + $17.10 shipping estimate = $97.10* total. +$17.10 shipping
  • For parts or not working. Offer #2 priced at $29.95 + $10.15 shipping estimate = $40.10* total. +$10.15 shipping
  • Used. Offer #3 priced at $250.00 + $35.00 shipping estimate = $285.00* total. +$35.00 shipping
  • Used. Offer #4 priced at $290.00 + $35.75 shipping estimate = $325.75* total. +$35.75 shipping
  • Used. Offer #5 priced at $23.74 + $17.10 shipping estimate = $40.84* total. +$17.10 shipping

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