compression

[fishy7509]

i compression tested my yz 100 and it has 115psi of compression is this good or bad. is it time for a rebuild. i looked in my clymer manual and it doenst have anything in there about what it should be at. any suggestions

 

[rm_racer]

I think thats pretty low. Should be atleast 150 I think.

 

[fishy7509]

i also tested my rm 250 and it had around 175 psi does that sound right