S3 Enduro carburettor adjusting screws idle + air + springs - choice of colour

S3 PARTS offers this carburettor adjusting screw. The carburettor meters the air-fuel mixture. The fuel (mixture) screw and the idle screw let you adjust the mixture and the idle speed.

Why fit these adjusting screws?

The benefits:

• Adjust the carburation trackside in seconds.
• Adapt the setting to the day’s altitude and temperature.
• Anodised aluminium knob, easy to see and turn.

Why choose S3 PARTS?

S3, a Girona (Spain) company specialising in trial and enduro, exports to more than 40 countries and supplies many factory teams.

When should you replace this part?

A mixture that is too lean makes the engine run hot and can seize it.

Specifications and fitting tips

• Contents: 1 Air mix screw, 1 Idle screw, 1 Air mix screw spring, 1 Idle screw spring
• Aluminium screws
• Stainless steel springs
• Manufacturer part number: BL-698-U / BL-698-B / BL-698-R

Cross-Mania tip: Note the number of turns of the original screw before removing it and start again from that setting.

Compatibility

Universal part: check the dimensions given before ordering.

Colour: pick the colour from the list; the part is identical in every colour.