What on Earth is This?

[jackster]

Whats this ment to be?

Put a small pebble in your tank and save fuel

Probably works by blocking your fuel lines


http://cgi.ebay.co.uk/SAVE-MONEY-ON-...QQcmdZViewItem

[MattF]

If they are the same as most products of their kind,
you DO NOT want to allow those things anywhere
near your fuel tank.

I'll try to dig out a few details later as to what the
general component parts tend to be.