@moodymike wrote:

Another suggestion is to replace the alloy filter lower bowl with a clear plastic one…

This is an excellent idea, has anyone seen such a thing?

@achilles/medway wrote:

If this is becoming a problem as it is and the answer is a bug killer, why aren’t fuel suppliers adding it?

Actually, they do – but probably not enough. Grotamar was developed for this very purpose, the marine use is a spin-off.