1397 cr

jumjum01

Registered
Does anybody know what compression ratio will be safe to run on a gen1 1397 bigbore build with 95ron fuel / 91 (R+M)/2.
Kit is supplyed with 13:1 pistons. Mabye milling piston tops to get 12.5:1 like the gen2 stock hayabusa to be on the safe side?
 
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