Thread: 81 v20 cc ..... and HOWDY
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Unread 10-31-2011, 08:30 PM
Kracker Jack's Avatar
Kracker Jack Kracker Jack is offline
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Join Date: Aug 2011
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cool boat by the way.Im not an outboard mechanic but if your lower compression on a cylinder is 135 psi and the top end compression is 156 psi then your not with in 10% so thats not good for the motor.
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