1. Watercraft Intake & Fuel Systems Products
  2. sku: 15745219817781602
  3. TITAN PERFORMANCE 812-94-PTO

TITAN 757 PERFORMANCE 812-94-PTO Screw Mikuni Sbn Seadoo Kit Carburetors

fits make: Yamaha.

812-94-pto Titan 757 Performance Stainless Screw Kit For Mikuni Super Bn Sbn Carburetors Seadoo / Yamaha Pto Side

( Brand: Titan 757 Performance ), ( Manufacturer Part Number: 812-94-PTO ), ( Part Type: Screw Carburetor ), ( Oe Manufacturer: Mikuni )

Review TITAN 757 PERFORMANCE Stainless Screw Kit Mikuni Super Bn Sbn Carburetors Seadoo Yamaha Pto Side

The **Titan 757 Performance 812-94-PTO Screw Kit** is a meticulously engineered upgrade designed to enhance the performance, throttle response, and overall drivability of Seadoo and Yamaha outboards equipped with **Mikuni SBN carburetors**, particularly those in the **812-94 series** with a PTO (Power Take-Off) configuration. This precision-crafted kit replaces the stock carburetor screws with high-quality, corrosion-resistant titanium fasteners, ensuring durability in marine environments where saltwater, humidity, and constant vibration can degrade standard metal components. Each screw in the kit is machined to exacting specifications, offering superior strength and resistance to wear, which translates to more consistent fuel delivery, smoother acceleration, and improved throttle control critical for both recreational riders and performance enthusiasts. The titanium construction also eliminates the risk of galling or seizing, a common issue with cheaper brass or steel screws, ensuring that the carburetor remains in optimal condition over extended use. Whether you're tuning for better top-end power, refining idle stability, or simply extending the lifespan of your engine, this screw kit provides a straightforward yet impactful modification that complements other performance upgrades, such as aftermarket jets or intake systems. Backed by Titan s reputation for quality and reliability, this kit is an ideal choice for anyone seeking a subtle yet effective way to fine-tune their outboard s performance without the complexity of a full carburetor rebuild.

**Pros and Cons of buying a Titan 757 Performance 812-94-PTO Screw Kit for Mikuni SBN Carburetors on a Sea-Doo or Yamaha Outboard**

### **Pros**

1. **Improved Performance** The screw kit allows for precise tuning of the carburetor s air-fuel mixture, which can enhance throttle response, power delivery, and overall engine efficiency. This is particularly useful for high-performance applications where stock carburetor settings may be too conservative.

2. **Customization** The kit provides adjustable screws (typically the idle mixture screw, idle speed screw, and possibly a main jet screw), allowing the user to fine-tune the carburetor to match fuel quality, altitude, or engine modifications. This is especially beneficial for riders who modify their engines or operate in varying conditions.

3. **Better Fuel Economy** Properly adjusted carburetors can optimize fuel consumption, reducing waste and improving efficiency, which is advantageous for long rides or frequent use.

4. **Easier Maintenance** Unlike replacing entire carburetors or jets, this kit allows for incremental adjustments, making it a cost-effective solution for troubleshooting issues like rough idling, hesitation, or lean-running problems.

5. **Compatibility** The Titan 757 kit is specifically designed for Mikuni SBN carburetors found on many Sea-Doo and Yamaha outboards (such as the 812-94 models), ensuring a direct fit without modification.

6. **Durability** Titan is a reputable brand known for producing high-quality performance parts, which should last as long as the carburetor itself with proper care.

7. **PTO (Power Take-Off) Compatibility** The inclusion of "PTO" in the model number suggests this kit is optimized for outboards with power take-offs (e.g., for trolling motors or other accessories), which may require slightly different tuning than stock setups.

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### **Cons**

1. **Learning Curve** Adjusting carburetors requires an understanding of how each screw affects performance. Incorrect settings can lead to poor idling, stalling, or even engine damage (e.g., running too lean). Beginners may struggle without guidance.

2. **Time-Consuming Tuning** Achieving the optimal setting may require multiple adjustments and test runs, which can be frustrating for riders who want immediate results.

3. **Fuel Quality Dependency** The effectiveness of the adjustments depends heavily on the quality of the fuel being used. Poor fuel (e.g., ethanol-blended or contaminated) can negate the benefits of tuning, requiring frequent re-adjustments.

4. **Potential for Over-Tuning** Aggressive tuning (e.g., running too rich or too lean) can reduce engine life or cause reliability issues. This kit is a tool for refinement, not a "set and forget" solution.

5. **Cost Relative to Benefits** For riders who don t frequently modify their engines or encounter tuning issues, the cost of the kit may not justify the investment. Stock carburetors often work well out of the box for casual use.

6. **Warranty Concerns** Some manufacturers void warranties if aftermarket carburetor adjustments are made. Check your Sea-Doo or Yamaha s warranty policy before proceeding.

7. **Limited Scope** This kit addresses only the carburetor s mechanical adjustments. If the engine has other issues (e.g., worn pistons, clogged jets, or vacuum leaks), the screw kit alone won t resolve them.

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### **Conclusion**

The Titan 757 Performance 812-94-PTO Screw Kit is a valuable tool for riders who want to fine-tune their Mikuni SBN carbureted Sea-Doo or Yamaha outboard for better performance, fuel efficiency, and reliability. It is particularly useful for those who modify their engines, operate in high-altitude areas, or use suboptimal fuel. However, it requires knowledge and patience to use correctly, and it is not a universal fix for all engine problems.

For **casual riders** who don t encounter tuning issues, the kit may not be necessary. For **performance-oriented or mechanically inclined riders**, it offers a cost-effective way to optimize their setup without major modifications.

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### **Recommendation**

**Buy the kit if:**

- You have experience tuning carburetors or are willing to research the process thoroughly.

- You notice symptoms like rough idling, hesitation, or poor throttle response that suggest carburetor tuning is needed.

- You frequently modify your engine or operate in conditions (e.g., high altitude, poor fuel) where stock settings fall short.

- You want to extend the life of your carburetor by keeping it properly adjusted.

**Skip the kit if:**

- You re a beginner with no carburetor tuning experience and don t want to risk engine damage.

- Your engine runs smoothly with stock settings, and you don t plan to modify it.

- You prioritize convenience over fine-tuned performance and are willing to accept minor trade-offs in efficiency.

- Your warranty could be voided by aftermarket adjustments, and you prefer to avoid that risk.

**Additional Tips:**

- Pair this kit with a **carburetor cleaner** and **fuel system flush** to ensure the carburetor is clean before tuning.

- Consider consulting a **performance tuner or manual** (e.g., Yamaha/Sea-Doo service manuals) for step-by-step adjustment guides.

- If you re unsure, start with small adjustments (e.g., 1/8 turn at a time) and monitor engine behavior closely.

Details:

Stainless Screw Kit for Mikuni Super BN SBN Carburetors SeaDoo / Yamaha PTO Side Fast Free Shipping Satisfaction Guaranteed Side: Steel Allen Head Replacement Secondary Carburetor. This is for Super BN38, BN44, BN46, BN38i, BN40i, BN46i PTO Side Secondary Carburetors without Fuel Pump / Pulse Plate. Makes for easier rebuilds by replacing the Phillips screws that are prone to stripping out. Exact item is pictured.

Sea-Doo model's. 304 Stainless Allen Head Screws, Washers. For Seadoo Dual Carb 650, 720, 787, 951 model's PTO Side Carburetor Only. For Yamaha Dual and Triple Carb 7/8 11 1200 model's, PTO Side Carburetor Only.

specifications jetskiintakeez:

  • for makes: Yamaha
  • brand: Titan 757 Performance
  • mpn: 812-94-pto
  • part type: Screw Carburetor
  • oe manufacturer: Mikuni

offer jetskiintakeez:

  • sold: 0
  • started: April 3, 2026
  • availability: In Stock
  • options: Ship-to-home

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  • paid by: Seller
  • time: 60 Days
  • policy: Returns Accepted

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  • cost: $0.00
  • type: Fixed

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  • condition: New
  • Parts Accessories > Personal Watercraft Parts > Intake Fuel Systems

seller jetskiintakeez:

  • # reviews: 153197
  • rating: 99.8%
  • city: Yorktown, Virginia
for makes: yamaha, part type: screw carburetor, oe manufacturer: mikuni,
category: watercraft parts > intake fuel systems, sku: 15745219817781602,
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