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XS650 Long Stroke Engine/Parts/Info

Posted: Tue Apr 20, 2010 10:55 am
by oldchair
Wanted- parts or ANY information on building long stroke yamaha engines. Info on stoke length, rod length, rod/picton combo, gudgeon pin height, barell spacer thickness, camshaft information, Carby's, exhaust spec.'s, any information much appreciated.

Re: XS650 Long Stroke Engine/Parts/Info

Posted: Tue Apr 20, 2010 5:01 pm
by eurosidepaolo

Re: XS650 Long Stroke Engine/Parts/Info

Posted: Tue Apr 20, 2010 6:50 pm
by eurosidepaolo

Re: XS650 Long Stroke Engine/Parts/Info

Posted: Sun Apr 25, 2010 8:36 am
by oldchair
Thanks very much lads, Anyone else got any info?

Re: XS650 Long Stroke Engine/Parts/Info

Posted: Wed May 12, 2010 7:45 am
by Wasp17
We have six near new GRM 998 engines for sale ( Bollhalder spec ) , they are not cheap . Just won the Australian champion ship with one of the engines . very strong and reliable engines. 3 are new on the bench still and 3 have done under 5 hours .

Re: XS650 Long Stroke Engine/Parts/Info

Posted: Mon Jun 28, 2010 11:46 pm
by Wasp17
One sold, 5 to go