Maintenance & Technical > KX500 Original

PORTING & POLISHING

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brindle:
i check the cyclinder comperision before i disasimble  the top end
it had 120 lb.
i would like to raise it up
the piston is stock cast type  86mm bore
the cyclinder need bored
how does the big bore kit hold up ? can a fellow by a cyclinder ready to bolt on and go racing
the bike is a 1993 model it is in real good shape

YUNGGUNNAZ:
where are you located?what track do you race at?follow stewarts advise and i also drag and will help as much as i can.the 89.5mm holds up good,depending on your tuneups.

brindle:
i am dalton ga.
the track i am going to try to race i at  www.durhamtown.com
thay are having a big race at memoriar day.
just doing it for fun  but want to run good
went there last weeking and run i out ran everybody i ran
when i got the trash out of my gas.
the track is being worked on they said
it is like a dirt road hard pack not loose like some are tracks are.
looking for more power
can i buy a cyclinder ready to go that is a big bore and do you have to clearance the head for
the piston not to hit are do i need to buy a head to
the youngs guns dont like old men out running them

YUNGGUNNAZ:
you'll do best to have your's done.mike at luke's racing did mine.the head will have to be reworked for size and squish clearance.powervalve will have to be modified also.

brindle:
can you tell me how to get it contact if these people i would like to get it going
monday if possible
thanks very mush for all  everybodys help

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