Mine was Italian, Laverda 1000 3cl, about three months after i got it Slater Bros. introduced the Jota, two Italian mates i had in Germany, one had a 380 ram air the other a Benelli sei, we came out of a shop in town & the bikes had attracted about 5000 people, (so i went & got a tin of fish ) , they were all looking at his friggin 6pot not one was interested in mine.
You want to try taking the cylinder head off one......or better still putting it back on again minus warps
Cam bends like a banana and the valve clearances change when the wind blows
John
A bonny wee bike, that - the motor looks a little like one that was designed by Puch, years ago.
CX500 water pump leaks
CB750 F2 (sohc) rubber cam chain tensioners
Bantam clutches that didn't....
John