Presumably your not a mechanic then? It doesnt FILL the cat was just speaking metaphorically but petrol is pumped into the cat on bump starting and when hot burns causing severe damage to the cat over time.
Originally Posted by
martysmartie
I doubt it would exactly 'fill' it with fuel, I personally would use this method on every modern car, with old cars it's ok but with new cars and the electronics means they are very sensitive to power spikes etc that jump starting represents.
Older cars I would have no problem charging them with the battery still connected, I woulden't even attempt this on a new car, in actual fact the manual etc states not to as well!
Martin