You can buy and exhaust like the one on my 650 engine from eBay £25.15
Bargain!!!!!!!
http://www.ebay.co.uk/itm/FIAT-126-...el:126&hash=item2a638b5342:g:kRkAAOSwvFZW7A7Z
Bargain!!!!!!!
http://www.ebay.co.uk/itm/FIAT-126-...el:126&hash=item2a638b5342:g:kRkAAOSwvFZW7A7Z
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