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Did the rg500 and rg400 use the same gearbox
Posted: Thu Dec 16, 2010 7:24 am
by two-stroke-brit
So was it just a matter of bigger cylinder sleeve andpiston or were the different in any other ways?
Thanks mark
Re: Did the rg500 and rg400 use the same gearbox
Posted: Thu Dec 16, 2010 9:54 am
by tz375
From what I read on line over the years I assumed that it was barrels heads and pistons. there's a lot of RG400 parts available in the UK. I'm guessing that a 400 can't be bored out to 500.
The trans is the weak spot on that bike though as you probably know.
Re: Did the rg500 and rg400 use the same gearbox
Posted: Mon Dec 20, 2010 1:13 pm
by husson73
crankcases are different and you couldn't fit RG 500 barrels on RG 400 crankcases.
Don't know for the gearbox yet

Re: Did the rg500 and rg400 use the same gearbox
Posted: Mon Dec 20, 2010 6:12 pm
by two-stroke-brit
husson73 wrote:crankcases are different and you couldn't fit RG 500 barrels on RG 400 crankcases.
Don't know for the gearbox yet

thanks husson