WALBRO WT-603B with Choke

This Walbro WT-603B carburettor can be fitted on any type of motor. The WT-603B is certainly one of the most popular carburetors from the big Walbro program because it’s;unproblematicto adjust. For this reason it is especially recommended for the less experienced rc-car driver.

When selecting a tuning version, i.e. with bearings and/or a RVS340 steel shaft, the carburetor is also vacuum-tested and optimally adjusted.

Explanation of throttle valve shaft options

• With brass throttle valve shaft, (standard)
• With ball-beared brass throttle valve shaft
• With Stainless steel 340 throttle valve shaft
• With ball-beared Stainless steel 340 throttle valve shaft, (recommended)

Default settings:

• Stationary screw: 2 turns
• Lower mixing screw (L) one and a quarter turn open
• Upper mixing screw (H) one and a quarter turn open

Specifications:

• Bore: Ø15.88 mm
• Venturi: Ø12.7 mm

Suitable for all engines in our program and similar types.