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14:1 compression
120psi
Alot.
60 p.s.i.
9:1+
When good it should be around 120-125
150psi
It should have a minimum of 70 psi.
Compression anklets, socks, or long hose should NOT cause bruising. Most likely, the hose are too tight, too much compression. Talk to your doctor for a prescription for a lower compression product.
A yamaha blaster should have at least 120psi 150 is recommended
150psi , per. cyl. J.H
Minimum is 9,7bar.after that will run poor on low rpm.