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Maciej

Hi, thanks everyone for suggestions. I'll go for 60/110 instead 61/107. If will have some time this week will try dry built and let you know how it looks.

Maciej

hi mates,

I bought 61mm old Cosa crankshaft with 107 conrod. the plan was to use it on with RT225 BGM kit. However I heard that 61mm with 107 conrod is very hard to set correct timings on. What do you think, please advice do I need to change to 110 conrod? Or should try as is?

Maciej

I am building the RT225 new engine. I have RT225 kit on the shelf. Can I simply think about the reed valves or should I have a dedicated piston for the reed valves? What is the difference of the RT225 standard piston and RT225 piston dedicated for the reed valves? Which reed valve kit would you reco...

Maciej

Is the "down" something to avoid?

Maciej

Thanks mates. That helps me a lot. I'll rather go for 17/47.

Maciej

Hi mates, I am about to build a new engine. I bought new GP200 casings. I have RaceTour 225 top end on the shelf. Because of casette 47T clutch which I bought for this project I need to have 47T rear sprocket. I'll use Li150 italian gerabox (also I have spare TV175 gearbox if better). It should go w...

Search found 6 matches

Re: Crankshaft 61 conrod 107

Crankshaft 61 conrod 107

RT (BGM) 225 and the reedvalves

Re: please advice which sprocket should I use

Re: please advice which sprocket should I use

please advice which sprocket should I use

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