carbs

Can anyone tell me what the deal is with the 280ce engine on carbs? I've read that they're down on power compared with the injected engines. Do they still pull well? Is there a difference with economy and reliability? And are they any less sought after and valuable than a later injected 280ce...

Weber DCO 55 ITALIAN Triple carbs. NEW OLD STOCK | eBay

Does anyone know where i can get seal kits for a pair of zenith carbs for a 1969 280s.I was told you used to be able to buy repair kits for the carbs,they have two brass tags with part numbers on them but cant find them anywhere on the internet.I have an old mechanic who says he has a machine to...