Stage6
Bellmouth Polini D.50,5/70mm PWK blue
SKU: P203.1505
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Bellmouth Polini D.50,5/70mm PWK blue
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Bell mouths or trumpets optimize and accelerate the air flow and improve the supply of fresh air to the carburetor. The intake trumpet is attached to the carburetor via Allen screws. For type PWK carburetors.
- Brand: Polini
- SKU: P203.1505
- Availability: In stock
- Outer diameter 70mmInside diameter 50.5mmLength 20mm
Notes and Safety Bell mouthIntake funnels or bell mouths are usually made of metal and are conically shaped to create a venturi effect. Bell mouths are mounted on the intake of the carburetor and serve the following purposes:Racing bellmouthIn racing, carb bell mouths are used without air filters to let in as much fresh air as possible and reintroduce it into the engine. The responsiveness of the engine is also increased by the Venturi effect. However, the absence of the air filter exposes the engine to dirt and foreign bodies. In addition, it is usually necessary to install a large carburetor jet.Bell mouth with grillIntake cones with grille are used as an alternative to the original air fi
Technical Specifications
SKU
P203.1505
Warranty
12 months
Performance Features
CNC Machined
Precision-engineered components for perfect fitment and maximum performance.
Lightweight Design
Optimized weight reduction for improved acceleration and handling.
Racing Performance
Track-proven design delivering consistent power and reliability.
Increased Reliability
Premium materials ensure long-lasting durability under extreme conditions.
High RPM Stability
Engineered to maintain balance and performance at maximum RPM.
Improved Cooling
Advanced thermal management for consistent performance.
Fitment & Compatibility
| Brand | Model | Engine | Years |
|---|---|---|---|
| Piaggio | Vespa S | 2-Stroke | 2008-2020 |
| Piaggio | Vespa LX | 2-Stroke | 2005-2015 |
Technical Data
Shipping & Delivery
🇵🇱
Poland
DPD 1–3 Days
🇪🇺
Europe
DPD 2–11 Days
🌍
Worldwide
DHL Express 2–8 Days
Installation Information
⚠️ Important
Professional installation recommended. Improper installation may void warranty and cause engine damage.
💡 Pro Tip
Always use proper torque specifications and break-in procedures for optimal performance and longevity.
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Frequently Asked Questions
Check the compatibility table above. If your model is listed, this part will fit. Contact us if you're unsure.
We recommend professional installation by a qualified mechanic. Proper tools and technical knowledge are required.
Yes! We ship to over 50 countries worldwide with DHL Express and DPD. Delivery times vary by location.
All parts come with manufacturer warranty. Check the specifications section for warranty details.