In which we do the initial strip of the bottom of the carb.
| Here's what it looks like from the left side. you can see the idle mixture, idle speed and choke atomiser in a row at the bottom of the venturi (in that order, left to right in the photo) | ![]() |
| first up, drain the fuel and remove the plug at the bottom of the float bowl, which will allow you to remove the bowl. | ![]() |
| The view from beneath - main jet in the middle, between the floats, idle jet immediately under it. The main jet is a 125 (up from a stock 115) - which Pete Roper says is about the richest you ever need to make one of these carbs - so this may be a bit too rich for the current setup. | ![]() |
| Measuring the float level. Oops, the manual says 17.5mm to 18.5mm, whereas we have around 16.5 here. This will be also be part of the cause of the over-richness. | ![]() |
| Out comes the main jet. | ![]() |
| Now the idle jet. This is a stock 50. | ![]() |