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A quick RB question..................
Posted: Mon Jan 18, 2016 9:33 pm
by kevspeed
Anybody tried an RB20 with a clubman type exhaust system,AF/Gori/BGM/Ancillotti???,if so,any good??
Re: A quick RB question..................
Posted: Mon Jan 18, 2016 9:55 pm
by cartmel808
Mate of mine runs an rb200 knitted tv175 with an af clubman & I think a 28mm phbh.... no idea what sort of power it makes as its never been on a dyno - but seems to go ok to be fair.
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Re: A quick RB question..................
Posted: Mon Jan 18, 2016 10:49 pm
by holty
i think that the rb kit is best suited to an expansion exhaust, a box type exhaust will not allow the kit to rev and produce the power it is designed for, i think it could also lead to overheating as the exhaust gases will struggle to escape, maybe a 48mm vw clubman exhaust might work, they are very loud though
dont you like the look of an expansion ?
holty
Re: A quick RB question..................
Posted: Tue Jan 19, 2016 4:37 pm
by kevspeed
holty wrote:i think that the rb kit is best suited to an expansion exhaust, a box type exhaust will not allow the kit to rev and produce the power it is designed for, i think it could also lead to overheating as the exhaust gases will struggle to escape, maybe a 48mm vw clubman exhaust might work, they are very loud though
dont you like the look of an expansion ?
holty
Was thinking of the biggest bore 'standard' looking pipe,as ive gone off the look of expansion pipes sticking out the sides,spoils the lines of one of the most beautiful looking machines ever!!
Thoughts were to run a 'box' type pipe,which will produce power lower down,then run taller gearing to compensate!!
Re: A quick RB question..................
Posted: Wed Jan 20, 2016 9:35 am
by dave411
How about a Gori Race,or is it Sport Kev?
Re: A quick RB question..................
Posted: Wed Jan 20, 2016 9:37 am
by dave411
Its a Race,just checked.
Re: A quick RB question..................
Posted: Tue Jan 26, 2016 10:03 pm
by bolzenanker
New Gori GP50 might suit, maybe ask Dean at Rimini what he thinks?
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Re: A quick RB question..................
Posted: Tue Jan 26, 2016 11:14 pm
by sydduckett
Its a pointless exercise im afraid. The kit was designed for an expansion. I presume you want an rb for the speed and grin factor otherwise you would be going down a different. Road kit wise? If you put a box pipe on then your going to be down on power, okay so your going to keep your clear lines but you aint going to have no powerband which is pretty much the idea of the RB.
Re: A quick RB question..................
Posted: Tue Jan 26, 2016 11:27 pm
by hendy
sydduckett wrote:Its a pointless exercise im afraid. The kit was designed for an expansion. I presume you want an rb for the speed and grin factor otherwise you would be going down a different. Road kit wise? If you put a box pipe on then your going to be down on power, okay so your going to keep your clear lines but you aint going to have no powerband which is pretty much the idea of the RB.
Looking at this graph for an sx200, I'd say a gp50 was well suited to an rb....

Re: A quick RB question..................
Posted: Wed Jan 27, 2016 12:00 am
by corrado
What 4 to 5 bhp down throughout most of the rev range?