Compression info for a Yamaha 150txr

[Easy Ed]

Does anyone know the expected compression range for a Yamaha 150txr 2004
I can find no values in the shop manual. Would like to know before I run a compression check, I knpw I am
Looking for the difference between cylinders but would like to see how engine falls to specs.
Thanks

 

[boatguy823]

Re: Compression info for a Yamaha 150txr

I generally see these engines at about 125 140 or so and ya dont want much more than about 10 between cyls.