hi looking for manual for 2002 tzr 50 but can only get info on 2003

want to do oil change in the gearbox and it says 10/30 now im in Portugal and things are hard to find

so can i use 10/40 or 15/50 what do all the numbers mean if i use something to thick will the clutch drag ect .

please can someone help clear this up for me

cheers

hi looking for manual for 2002 tzr 50 but can only get info on 2003

want to do oil change in the gearbox and it says 10/30 now im in Portugal and things are hard to find

so can i use 10/40 or 15/50 what do all the numbers mean if i use something to thick will the clutch drag ect .

please can someone help clear this up for me

cheers

put 10w40 in it will be sound

Regards Jim