1. Motorcycle Intake & Fuel Systems Deals
  2. sku: 22593615932951782
  3. LABWORK LP208800KS

LABWORK LP208800KS Carburetor Carb Rebuild Repair Kit 4X

fits model: Cb550f, Cb550k. make: Honda. year: 1974–1976.

Lp208800ks Labwork 1974-1976 For Honda Cb550f Cb550k 4x Carburetor Carb Rebuild Repair Kit

( Brand: Labwork ), ( Manufacturer Part Number: LP208800KS ), ( Part Type: Carburetor ), ( Warranty: 1 Year ), ( Main Jet: 100 ), ( Slow Jet: 38 ), ( Seat: 1.8 ), ( Modified Item: No ), ( Relevant Part Nr 1: Rmi-ck-h0173 ), ( Relevant Part Nr 2: 18-2422 ), ( Relevant Part Nr 3: Or2473 ), ( Relevant Part Nr 4: 48-1907 ), ( Relevant Part Nr 5: Kh-0128f ), ( Needle: D26 ), ( Surface Finish: Standard )

Review LABWORK Honda 4x Carburetor Carb Rebuild Repair Kit fits CB550F CB550K 1974–1976

The **LabWork LP208800KS Rebuild Kit** is a meticulously engineered, high-performance solution designed exclusively for the iconic **Honda CB550F and CB550K** models produced between **1974 and 1976**, each equipped with the legendary **4x Mikuni carburetor setup**. This premium rebuild kit is crafted to restore, enhance, and optimize the performance of your bike s carburetors, ensuring peak efficiency, smooth throttle response, and reliable operation for years to come. Engineered with precision, this kit includes a comprehensive selection of **OEM-quality and upgraded components**, including **new gaskets, seals, jets, needles, and springs**, all meticulously matched to the original specifications of the Mikuni carburetors used in these classic bikes. The kit also features **high-performance replacement parts**, such as **precision-machined carburetor bodies, polished float bowls, and upgraded fuel and air passages**, which help eliminate common issues like **carburetor flooding, lean running, or inconsistent idle**, while also improving overall throttle response and power delivery. Whether you're restoring a vintage CB550 to its former glory or maintaining a well-loved ride, this rebuild kit provides the **exact components** needed to perform a **professional-grade overhaul**, ensuring your carburetors function as smoothly as they did when the bike was new. LabWork s reputation for **durability and performance** makes this kit an indispensable tool for any serious rider looking to preserve the soul of their Honda while pushing it to its full potential. With step-by-step compatibility and ease of installation, this rebuild kit is the ultimate choice for those who demand nothing less than perfection in their motorcycle maintenance.

### **Pros and Cons of buying a LabWork LP208800KS (1974 1976 Honda CB550F/CB550K 4x Carburetor Rebuild Kit)**

#### **Pros:**

1. **Compatibility** The kit is specifically designed for the **Honda CB550F and CB550K (1974 1976 models)**, ensuring a proper fit for the **4x Mikuni carburetors** used in these bikes. This reduces the risk of mismatched parts or improper assembly.

2. **Complete Rebuild Kit** The kit includes all necessary components for a full carburetor rebuild, such as:

- Gaskets and seals

- Jets (main, pilot, air bleeds)

- Diaphragms and springs

- Throttle and choke cables (if applicable)

- Cleaning solvents and tools (sometimes included)

This eliminates the need to source parts separately, saving time and effort.

3. **Quality Components** LabWork is a reputable brand known for producing **high-quality aftermarket motorcycle parts**, including carburetor rebuild kits. Their components are designed to meet or exceed OEM standards, ensuring reliable performance.

4. **Ease of Installation** Since the kit is tailored for the CB550 s Mikuni carbs, reassembly should be straightforward for someone with basic mechanical skills. Instructions (if provided) are typically clear for this type of rebuild.

5. **Cost-Effective Alternative to Replacement** Rebuilding the carbs is often **cheaper than buying new or used Mikuni carbs** (which can be difficult to source in good condition). This is a practical solution for restoring performance without a full engine swap.

6. **Performance Restoration** If the carbs are clogged, worn, or leaking, a rebuild can **restore proper fuel delivery**, improving throttle response, idle smoothness, and overall engine efficiency. This is especially useful for bikes that have been neglected or modified.

7. **Preventative Maintenance** Even if the carbs aren t failing, a rebuild can **extend their lifespan** by replacing worn seals and jets before they cause larger issues.

---

#### **Cons:**

1. **Skill Level Required** While not extremely difficult, **carburetor rebuilds require precision and attention to detail**. Mistakes in assembly (e.g., incorrect jet sizes, improper gasket seating, or misaligned diaphragms) can lead to **poor performance, flooding, or hard starting**. Beginners may struggle without proper guidance.

2. **Time-Consuming Process** A full rebuild can take **several hours**, especially for someone new to the process. This includes disassembly, cleaning, inspecting parts, and reassembly. If you re short on time, this may not be the best option.

3. **Potential for Counterfeit or Low-Quality Kits** While LabWork is a trusted brand, **counterfeit or third-party kits** may sometimes be sold under similar names. Ensure you re purchasing from an **authorized dealer or reputable seller** to avoid receiving subpar parts.

4. **Additional Tools May Be Needed** While the kit may include basic tools, you might still need:

- A **carburetor cleaning solvent** (if not provided)

- **Specialty tools** (e.g., jet pullers, gasket scraper, torque wrench for reassembly)

- **Compressed air** for cleaning internal passages

If you don t already own these, they add to the cost.

5. **Risk of Overhauling Good Carbs** If the carbs are **only slightly worn** (e.g., minor gasket leaks or clogged jets), a full rebuild might be **overkill**. In such cases, a **partial rebuild or cleaning** could suffice, saving money and effort.

6. **Learning Curve for Mikuni Carbs** The **Mikuni BS26 or BS28 carbs** (used in the CB550) have **unique features** (e.g., vacuum-operated pilot jets, throttle linkage adjustments) that differ from other brands. First-time rebuilders may need to research **specific adjustments** (e.g., idle mixture, float level) to tune the carbs properly.

7. **No Guarantee on Long-Term Performance** Even with a proper rebuild, **wear and tear on the engine or fuel system** (e.g., clogged fuel lines, dirty air filters) can still affect carburetor performance. If the bike has been abused (e.g., long-term neglect, incorrect fuel), the rebuild may only provide temporary relief.

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### **Conclusion**

The **LabWork LP208800KS rebuild kit is a strong choice** for owners of the **1974 1976 Honda CB550F/K** who need to restore or maintain their **4x Mikuni carbs**. It offers **compatibility, quality components, and a cost-effective alternative to replacement**, making it ideal for those willing to invest time in a proper rebuild.

However, it is **not the best option** for:

- **Beginners** who lack mechanical experience or patience for precise assembly.

- **Those short on time** who prefer a quick fix (e.g., carb cleaning or replacement).

- **Owners who suspect deeper engine issues** (e.g., fuel pump failure, vacuum leaks) that a carb rebuild won t address.

If you re **comfortable with carburetor work** and want to **extend the life of your Mikuni carbs**, this kit is a **solid investment**. If you re unsure, consider **consulting a mechanic** or starting with a **partial rebuild** (e.g., just replacing jets and gaskets) before committing to a full overhaul.

---

### **Recommendation**

**Buy the LabWork kit if:**

You have **basic mechanical skills** and are willing to **learn carburetor rebuilds**.

Your carbs are **noticeably worn, leaking, or performing poorly**.

You want to **avoid buying new/used carbs** and prefer a **cost-effective restoration**.

You plan to **maintain the bike long-term** and want to prevent future carb issues.

**Avoid the kit if:**

You re a **complete beginner** with no experience rebuilding carbs.

Your carbs are **only slightly dirty** a **cleaning or partial rebuild** may suffice.

You **don t have the time** to dedicate to disassembly, cleaning, and precise reassembly.

You suspect **other engine issues** (e.g., fuel pump, ignition) that need addressing first.

**Alternative Options:**

- **Carb Cleaning Kit** (e.g., Mikuni-specific cleaner) If the carbs are just dirty.

- **Used/Reconditioned Mikuni Carbs** If you prefer not to rebuild.

- **Professional Rebuild Service** If you lack confidence in DIY work.

For most **intermediate riders** with a **1974 1976 CB550**, the LabWork kit is a **worthwhile purchase** when used correctly. Just **take your time, follow instructions carefully, and consider consulting a carb specialist** if needed.

Details:

Air screw spring.: Fast shipping and good operation. W/o Product Instruction. Package included.

Excellent Delivery. For 1976 Honda CB550K. Total new and high quality. For 1975 Honda CB550F Super Sport.

Float bowl gasket. Fitment: - For 1974 Honda CB550 Four. For 1976 Honda CB550F Super Sport. Not include Public holiday.

Needle seat.

part #: lp208800ks prices

  • $15.12-$15.36

specifications intakefuelmotorcycle:

  • for models: Cb550f, Cb550k
  • for makes: Honda
  • for years: 1974-1976
  • brand: Labwork
  • mpn: Lp208800ks
  • part type: Carburetor
  • warranty: 1 Year
  • main jet: 100
  • slow jet: 38
  • seat: 1.8
  • modified item: No
  • relevant part nr 1: Rmi-ck-h0173
  • relevant part nr 2: 18-2422
  • relevant part nr 3: Or2473
  • relevant part nr 4: 48-1907
  • relevant part nr 5: Kh-0128f
  • needle: D26
  • surface finish: Standard

shipping intakefuelmotorcycle:

  • class: Standard
  • cost: $0.00
  • type: Fixed
  • service: Standard
  • transit: 3-7 Days

returns intakefuelmotorcycle:

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

seller intakefuelmotorcycle:

  • # reviews: 17022
  • city: Monroe Township, New Jersey
  • rating: 99.0%

offer intakefuelmotorcycle:

  • best offers: True
  • started: February 23, 2026
  • sold: 0
  • availability: In Stock
  • options: Ship-to-home

general intakefuelmotorcycle:

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

payments intakefuelmotorcycle:

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for models: cb550f, cb550k, for makes: honda, for years: 1974-1976, part type: carburetor, warranty: 1 year, main jet: 100, slow jet: 38, seat: 1.8, modified item: no, relevant part nr 1: rmi-ck-h0173, relevant part nr 2: 18-2422, relevant part nr 3: or2473, relevant part nr 4: 48-1907, relevant part nr 5: kh-0128f, needle: d26, surface finish: standard,
category: motorcycle parts > motorcycle scooter parts accessories > air intake fuel delivery, sku: 22593615932951782,
Labwork LP208800KS Is Similar To:
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2 offers $15.12–$15.36 USD
  • New. Offer #1 priced at $15.12 + $0.00 shipping estimate = $15.12* total. Fitment: - For 1974 For Honda CB550 Four - For 1976 For Honda CB550F Super Sport - For 1975 For Honda CB550F Super Sport - For 1976 For Honda CB550K - For 1975 For Honda CB550K Description: -Fast shipping and good operation -Total new and high quality Package included:.FREE SHIPPING
  • New. Offer #2 priced at $15.36 + $0.00 shipping estimate = $15.36* total. FREE SHIPPING

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