Stage6

Air / Fuel Meter & RPM Data Logger Koso DL-03A with BOSCH® LSU 4.9 sensor

SKU: KO-BB642W32
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1.327,50 zł
464,62 zł
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Air / Fuel Meter & RPM Data Logger Koso DL-03A with BOSCH® LSU 4.9 sensor

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Description Koso A/F meter with Bosch sensorThe Koso DL-03A with BOSCH® LSU 4.9 sensor is a multi-function dashboard device. The two main functions are the display of air-fuel ratio and RPM data logger.Features Koso air-fuel ratio instrumentThe versatile device displays the air-fuel ratio and is equipped with a RPM data logger. It also offers a tachometer, a digital voltmeter and 5 different LED signal lights.An outstanding feature of the DL-03A is its heated screen, which provides a clear display even in cold weather. The round digital display is simple and easy to read. The large digits and bright backlighting make it easy to read. The brightness can be adjusted in 5 levels.Due to its reduced size, the speedometer fits on any dashboard.Functions Koso DL-03A A/F meterTachometer 14,000 rpmDisplay RPM as rpm and in 14 segmentsAir/fuel ratio 9.0 - 24.0Warning A/F too lean / too richSetting of maximum valuesVoltmeterLow voltage warningRPM data memory: max. 30 runsMax. time per run: 100 minutesMax. recording time: 3.15 hoursDimensions: 72 x 32.3 mm Questions about the product Downloads and Media Operating manual

  • Brand: Koso
  • SKU: KO-BB642W32
  • Availability: In stock

Technical Specifications

SKU KO-BB642W32
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.