How to clean the outside of the carburetors – Honda CB250N Super Dream

One of the first steps of cleaning your carburetor is to clean the outside of the carb – they often have dirt, dust and grime stuck to their outside surfaces and you’re better off removing this now before the parts are disassembled. No point in trying to wash it all off once the tiny passageways inside the carbs are more open. Here’s an example of a dirty set of VB30B carbs (Need a set? eBay UK):

Here's how to clean and degrease the outside of the Honda CB250N carburetors prior to internally cleaning them, as shown on MotoFaction.org.

The other side:

Here's how to clean and degrease the outside of the Honda CB250N carburetors prior to internally cleaning them, as shown on MotoFaction.org.

Bottom:

Here's how to clean and degrease the outside of the Honda CB250N carburetors prior to internally cleaning them, as shown on MotoFaction.org.

Top:

Here's how to clean and degrease the outside of the Honda CB250N carburetors prior to internally cleaning them, as shown on MotoFaction.org.

A closeup of the dirt:

Here's how to clean and degrease the outside of the Honda CB250N carburetors prior to internally cleaning them, as shown on MotoFaction.org.

Here's how to clean and degrease the outside of the Honda CB250N carburetors prior to internally cleaning them, as shown on MotoFaction.org.

Here's how to clean and degrease the outside of the Honda CB250N carburetors prior to internally cleaning them, as shown on MotoFaction.org.

You don’t need a lot to clean up the outside of the carbs – a parts brush (eBay US, eBay UK, eBay AU):

Here's how to clean and degrease the outside of the Honda CB250N carburetors prior to internally cleaning them, as shown on MotoFaction.org.

…a cheap can of degreaser and some elbow grease is a good start. Try not to wash any of the grime into the carbs. For more stubborn grime or an even cleaner finish brake cleaner is a good option that won’t strip the clear coat that came stock on the carbs. After only a couple of minutes of scrubbing they look better already:

Here's how to clean and degrease the outside of the Honda CB250N carburetors prior to internally cleaning them, as shown on MotoFaction.org.

Here's how to clean and degrease the outside of the Honda CB250N carburetors prior to internally cleaning them, as shown on MotoFaction.org.

Here's how to clean and degrease the outside of the Honda CB250N carburetors prior to internally cleaning them, as shown on MotoFaction.org.

Here's how to clean and degrease the outside of the Honda CB250N carburetors prior to internally cleaning them, as shown on MotoFaction.org.

Here's how to clean and degrease the outside of the Honda CB250N carburetors prior to internally cleaning them, as shown on MotoFaction.org.

Here's how to clean and degrease the outside of the Honda CB250N carburetors prior to internally cleaning them, as shown on MotoFaction.org.

Keep on going until you’re satisfied with how clean they are; the cleaner you get them now the less junk will be floating around when you soak them and put them in an ultrasonic cleaner later.

If you’re following the carb cleaning guide, click here to go back to the main page.

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