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450 desmo starting

Posted: Thu Apr 06, 2006 6:50 pm
by bsanut
Hello. First time poster.

I have a 450 Desmo engine that was pulled from a MK3 years ago and access to a Jupiter chassis. I intend to put them both together eventually but a thought occured to me. Every big single I've owned, and I've owned a lot, had a valve lifter. How does one start a big single without it? The desmo makes this impossible, no? Were people really expected to push through all that compression to TDC at starting time, every time?

Thanks, Joe

Posted: Thu Apr 06, 2006 10:48 pm
by Eldert
Hi Joe
a valve lifter is not possible on a Desmo but the Motocross special the
450 RT has a cable operated compresssion release valve
so that would be a option

Eldert

Posted: Fri Apr 21, 2006 6:36 pm
by rnoel1969
I happen to have an extra 450 RT motor with one. If your interested.

Starting a 450 single

Posted: Wed May 31, 2006 12:10 pm
by sthomag
I know this is late, but I hope it's helpful.

There's an easy trick to starting a big thumper. With the ignition off, turn the engine over gently until the piston reaches top dead center on the compression stroke. Then, starting at the top of the kickstarter stroke, kick it all the way through.

Using this method, you can start the bike standing beside it with little effort. No muss, no fuss.

Good luck!