well finally after changing every ignition component chansing a mis fire i
finally did a compression test and 4 cylinders were down on comp to 100 down to 75 psi did wet test no improvement pulled heads and poured petrol down the ports suprise suprise over half of them leaked fuel through the valves so there of getting rebuilt while i am at it im replacing the cam with somthing a bit more power lifters and timming chain the bores were really good condition with what appears to be hone marks and no lipping either so hopefully everything else is in good nick. will hopefully be done next weeknd will let you know results of the cam and heads