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Bgm-177
Posted: Sat Oct 29, 2016 9:04 pm
by ducksta
Has anybody built one of these engines yet if so,any spec and dyno results
Re: Bgm-177
Posted: Sat Oct 29, 2016 9:44 pm
by Juan
Not overly convinced by them as yet but await to be hopefully pleasantly surprised. The Lammy piston issue will make me hold off until there's some miles on them. Think at the moment I'd be more likely to go Polini Evo or Parmakit.
Re: Bgm-177
Posted: Sun Oct 30, 2016 7:45 am
by Ginch
I fitted one. Very nicely made. A whole lot stronger than the Pinasco it replaced, but then I've only done 130 odd miles so far. We don't really have easy access to dynos so no figures, but I did see on the GSF that with very little change (opening transfers) it out preformed a (non-reed) Quattrini. A guy on Modern Vespa with an early one said he's had his doing 70 several time without much fuss... no porting just matching. A lot of fun to ride.
Juan I believe they use a different manufacturer for the piston... it may have been asked in that first SULK video at one of the big shows.
Re: Bgm-177
Posted: Mon Oct 31, 2016 8:28 am
by ducksta
Keep me updated on performance etc
Re: Bgm-177
Posted: Tue Nov 01, 2016 1:05 pm
by Ginch
Will do Ducksta.