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Anybody knows if the combustion chamber is the same volum on 175cc and 200cc cylinder head? Will there be any other advantage then better cooling due to bigger cooling fins? Sent fra min ELE-L29 via Tapatalk

Here is an update on 61mm pistons for cb175 engine. Deck hight is the same. Dome width is the same. Standard dome hight is 8mm 61mm pistons 4mm As far as I can understand dome hight will reduce the comp. Dome hight on cb200 pistons is 6,5mm. Will a cb200 top raise comp? Sent fra min...

Will post some pictures where we can compare an discuss these pistons. Will line them up with suzuki 58,25mm and stock pistons. Just have to arrive at home first and collect some parcels at the post office. Still at work offshore! Leif Arne

Hi guru`s out there. Anyone know if transmission ratio is the same for SL,CL and CB? Think I have heard that SL has an mutch lower gearing. Is that done with smaller sprocket in front and bigger at the wheel, or is it done in the gearbox? Thinking evt. mixing for an longer 1. gear and an close...

Have some of these pistons coming my way. Size 61mm. Plan is to use them in Kawasaki 58mm liners bored out to 61mm in machined cylinder. Profile is something that might work. Probably have to reduce deck hight by 1-2mm. Have also an engine build with suzuki 58,25mm pistons in 200 liners bored...

Hello Anyone tried to take an cb175 up to close 250cc. Thinking 61 -62mm bore? Have started an project with kawasaki 550 liners and some race pistons from Indonesia with high dome and 14mm pin. Have not recived the pistons yet, but they looks promising. Anyone been down the same ally before...