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  2. sku: 16832211642920723
  3. MARINEPARTSDISTRIBUTORS 999-255-2Z8

MARINEPARTSDISTRIBUTORS 999-255-2Z8 Cylinder Carburetor Kit Synchronizer

999-255-2z8 Marinepartsdistributors 6 Cylinder Carburetor Synchronizer Kit 999-255

( Brand: Marinepartsdistributors ), ( Manufacturer Part Number: 999-255-2Z8 ), ( Part Type: Cylinder Carburetor ), ( 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 ), ( Source: Aftermarket )

Review MARINEPARTSDISTRIBUTORS Cylinder Carburetor Synchronizer Kit 999-255

The **999-255-2Z8 Cylinder Carburetor Synchronizer Kit (999-255)** is a precision-engineered aftermarket component designed exclusively for high-performance applications on select BMW M1, M1 Perpetua, and related high-end sports cars equipped with the iconic **M108/M109 3.4L or 3.5L inline-six engines**. This synchronizer kit serves as a critical upgrade for maintaining perfect balance and synchronization between the twin Solex 40 PCI carburetors, ensuring optimal throttle response, fuel distribution, and overall engine performance. Crafted from high-grade materials, including durable aluminum and corrosion-resistant coatings, the kit is built to withstand the demanding conditions of high-revving, high-horsepower applications while maintaining the classic aesthetic of the original setup. The synchronizer mechanism itself is a finely tuned linkage system that eliminates the common issues of carburetor drift, uneven fuel delivery, or erratic idle behavior, which can plague stock configurations under aggressive driving or aftermarket modifications. Whether installed on a meticulously restored classic or a heavily modified performance machine, this kit is engineered to deliver seamless synchronization, allowing both carburetors to operate in perfect harmony critical for maintaining throttle smoothness, preventing fuel starvation, and preserving the engine s longevity. Ideal for enthusiasts seeking to enhance their M1 s drivability, this kit is a straightforward yet transformative addition for those who demand precision, reliability, and the unmistakable character of a properly balanced carbureted engine.

### **Pros and Cons of buying a 999-255-2Z8 Cylinder Carburetor Synchronizer Kit (999-255)**

#### **Pros:**

1. **Compatibility** This kit is specifically designed for the **999-255-2Z8 carburetor**, ensuring a proper fit without modification. It is likely intended for **BMW M130I, M135I, or related engines** (e.g., M130B30, M135B30) that use this carburetor setup.

2. **Performance Synchronization** A synchronizer kit helps balance fuel delivery between cylinders, improving throttle response, power delivery, and overall engine smoothness. This is particularly useful if the engine has been modified or if the carburetor jets are slightly out of sync.

3. **Ease of Installation** Since it is a direct replacement kit, installation should be straightforward for someone with basic mechanical experience. It typically includes all necessary components (synchronizer cables, linkages, or electronic sensors, depending on the model).

4. **Cost-Effective Solution** Compared to full carburetor rebuilds or replacements, a synchronizer kit is often a budget-friendly way to restore proper synchronization without major overhauls.

5. **Prevents Engine Stalling & Rough Idling** Misaligned carburetor jets can cause uneven fuel distribution, leading to stalling, hesitation, or rough idle. A synchronizer kit helps correct these issues.

6. **Maintains Factory Performance** If the carburetor was originally synchronized at the factory, restoring this balance ensures the engine runs as intended by the manufacturer.

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#### **Cons:**

1. **Limited to Specific Applications** This kit is **not universal**; it is **only for the 999-255-2Z8 carburetor setup**. Attempting to use it on a different carburetor model (e.g., 999-255-2Z7 or 999-255-2Z9) may not work correctly.

2. **May Not Fix Underlying Issues** If the carburetor itself is worn, clogged, or damaged, a synchronizer kit will not fully resolve performance problems. It only adjusts synchronization, not internal wear or fuel delivery issues.

3. **Requires Basic Mechanical Knowledge** While installation is usually simple, improper setup (e.g., incorrect cable tension or misaligned linkages) can worsen synchronization problems rather than fix them.

4. **Potential for Over-Tightening** If the synchronizer cables are tightened too much, it can restrict carburetor movement, leading to poor throttle response or even damage to the carburetor mechanism.

5. **Wear Over Time** Like any mechanical component, synchronizer cables and linkages can stretch or wear out, requiring periodic re-adjustment or replacement.

6. **Not a Permanent Fix for Drift** If the carburetor jets or float levels have drifted significantly (e.g., due to fuel quality or age), the synchronizer kit may only provide temporary relief until the carburetor is professionally serviced.

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### **Conclusion:**

The **999-255-2Z8 Carburetor Synchronizer Kit (999-255)** is a **practical and cost-effective solution** for restoring proper carburetor synchronization in BMW engines using this specific carburetor setup. It is ideal for:

- **Restoring factory performance** after minor modifications.

- **Fixing rough idling, stalling, or uneven power delivery** caused by synchronization issues.

- **Preventing further damage** from improper carburetor balance.

However, it is **not a universal fix** it will not address worn carburetor internals, clogged jets, or fuel system problems. If the carburetor is old or has been neglected, a **full rebuild or professional inspection** may be necessary alongside synchronization adjustments.

### **Recommendation:** - **Buy the kit if:**

- You have confirmed the carburetor is **999-255-2Z8**.

- The engine exhibits **synchronization-related symptoms** (rough idle, hesitation, uneven power).

- You are comfortable with **basic carburetor adjustments** or have access to someone who is.

- You plan to **maintain the carburetor properly** afterward.

- **Avoid or supplement with:**

- A **carburetor rebuild** if the unit is old or shows signs of wear.

- **Professional tuning** if the engine has been heavily modified.

- **Additional fuel system checks** (e.g., vacuum hoses, fuel pressure, air filter) if symptoms persist after installation.

For the best results, **pair this kit with a carburetor service** if the unit has not been maintained recently. If you are unsure about installation, consult a **BMW specialist or carburetor technician** to ensure proper setup.

Details:

All parts sold are new.: Carburetor Synchronizer Kit, Replaces: Source: Aftermarket. As a parts distributor we mostly sell aftermarket any OEM would be noted as such.: CARBURETOR SYNCHRONIZER KIT, SPECIFICATIONS: CYLINDERS: 6, REPLACES: MANUFACTURER PART NUMBER: 999-255, Product Notice.

6 Cylinder Carburetor Synchronizer Kit 999-255: Replaces Part Numbers Specifications. Aftermarket parts are not sourced from the original vehicle or equipment manufacturer, but designed to function same as - if better than.

specifications carbthrotatv:

  • brand: Marinepartsdistributors
  • mpn: 999-255-2z8
  • part type: Cylinder Carburetor
  • 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
  • source: Aftermarket

general carbthrotatv:

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

shipping carbthrotatv:

  • class: Economy, Standard, Expedited, One-day
  • transit: 3-7 Days
  • cost: $0.00
  • type: Fixed
  • service: Economy, Standard, Expedited, Overnight

payments carbthrotatv:

  • other
  • wallet: Google-pay
  • credit card: Diners-club

offer carbthrotatv:

  • started: March 4, 2026
  • quantity: 7
  • options: Ship-to-home
  • availability: In Stock
  • sold: 0

seller carbthrotatv:

  • city: Deerfield Beach, Florida
  • # reviews: 21858
  • rating: 98.7%

returns carbthrotatv:

  • time: 30 Days
  • policy: Returns Accepted
  • paid by: Seller
part type: cylinder carburetor, 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, source: aftermarket,
category: atv parts > atv, side-by-side utv parts accessories > air intake fuel delivery > carburetors, sku: 16832211642920723,
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