My alternator went yesterday ive seen one at euro car parts for £190 if i take my old one in but theres one on ebay for £100 but its a 90 amp when mines a 70 amp, will it do any damage if i put a 90 amp on? it looks the same so im ringing the guy tmoz for some sizes and numbers but i need to know if the 90 mamp will do any damage? thanks