Weber DCO DCOE Accelerator Pump Jet

Accelerator pump jet for Weber DCO/DCOE

Accelerator pump jet for Weber DCO and DCOE carburettors. Delivers the short enrichment shot required when the throttle is opened quickly, helping prevent hesitation and flat spots.

• Fits Weber DCO and DCOE sidedraught carburettors
• Controls the volume and delivery of accelerator-pump fuel
• Useful when tuning throttle response for road or competition use
• Sold individually

Technical specifications

• Circuit: Accelerator pump
• Larger drilling gives a greater initial fuel delivery
• Must be matched to pump stroke, engine demand and throttle-opening rate
• Verify the available size in the product option

Installation and use

• Check for blocked passages, worn pump diaphragms and correct pump travel before changing size.
• Tune only after idle progression and the main circuit are functioning correctly.
• Increase or decrease in small steps and test sharp throttle openings under load.