oil in coolant and pressure building in cooling system after a cold start, that is the easy way. the hard way is pulling the glow plugs and pressurize the cylinder at BDC "piston at bottom of cylider, with both valves closed, loosen rocker arms.
leave rad cap open and watch for cheese cylinder leak, hope you dont find any...
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93 F250 7.3 IDI S/C XLT 4X4 E40D 3.55LS, Captains chairs, Tutone Mocha, Leer 48" Hiboy cap, FR & RR hitches, full DeeZee running boards. Factory ordered/delivered Jan 93 has 160K+, it's basically a stock truck with all the Ford options, just no disc player.
Toys: 26'Jayco FK TT, 18'Sylvan Pro Fish.
If you mean to check for the degree of damage (short of wall perforation) there is no simple way because the damage occurs from the inside out. Cavitation damage is a slow, progressive "disease" that can be stopped but not reversed.
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1985 International rollback, 6.9L 5 speed "Li'l Big Truck"
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