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  1. Micheleparis2

    Engine Borescope (Time for Overhaul?)

    Hello, I am looking to get my first aircraft! Its a J3 and just had the pre purchase done. Here is some background information. Its an 1946 with C-85 upgraded with Dons Dream Machines. The compression check was good with all cylinders about 73/80. This is my concern. Its last over haul was in...