Looking for advice/options/opinions on a 70mm piston for a Monza barrel with an 18mm gudgeon pin/ small end.
Im aware of the YZ250, anyone used anything else ? don't want to go down the route of re pegging
Cheers
18mm small end Monza pistons
yes
Its in bits scooter club: www.facebook.com/groups/132415046859320
kx 250
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the-brickie
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RM250
On second thoughts they might be 71mm..
On second thoughts they might be 71mm..
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jonny snatchsniffer
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nah the rm 250 is 70mm up to 1986 then from 87 they are 67mm