Wether you buy them to ride or restore and look at them, no matter what they are, sooner or later, you'll have to fix them.
99% of maintenance on two stroke engines is preventative. As far as the cylinder ,crank shaft assembies are concerned it is anyway.
To quote Cummins diesel manuals opening statement " knowledge is power"
The Internet is a great tool. Use it.
However, 75% of the stuff out there is baffling! I say that when you see people starting a job with, no workshop manual shite tools and no idea and it will be okay attitudes.
You can call me an arse hole, I don't care !!
The great Bruce Lee said " those who think they know it all , are annoying to those that do"!
I don't know it all but I'm bloody sure of what I do know and open to questioning and criticism about that.
Never start a job unless you're going to do it once and finish it properly.
Make sure you have the tools, know when to stop if you don't, and complete the task so nothings left to chance. You're exposed to the elements if you don't.
Don't cut corners, because you can't see around corners and two Bob ( Two cents) bits can leave you in Dickies meadow !
Cleanliness is next to godliness. An amaizing 35% of breakdown is due to dirt In it's many forms.
Be humble, don't be afraid to ask.
Don't be afraid to open your mouth if you know you're 100% correct. Assuming makes an ass out of you and me.
Listen.
Have commen sense! You know when something isn't right even if you don't have the answer.
Check your work. Then check it again. You're on two wheels.
Read the manual until it makes sense. 75% of people never read the owners manual ! That includes motorcycle dealers !
I have found that second hand motorcycles are one of the worst,and best things to buy. I ask very few questions when I buy now because people can't tell the truth . As soon as you see the signs , you will get to know,the previous owner knows and didn't tell you.
More great advise . . . Thanks