No problems washing engine. Just be sure to cover the filter minder on the air filter cover. It will cloud up if any cleaners get on it.
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1998-1/2 2500 Quad Cab, ISB, Auto, 3. 54 LSD, LWB, RBW 15K 5th wheel hitch, Rhino Liner, US Gear Dual Range underdrive,Weston Smirf bars, Bilstein shocks, AMSOIL bypass filer, synthetic engine oil and differential lube, Mag Hytec diff cover, Turbo Diesel Life Saver, Trans. temp guage, Boost & EGT dual guage, Stone Guard headlight protectors, 5" monster chrome exhaust tip, Better Built diamond plate tool box & bed rail covers, louvered 5th wheel tail gate, custom cummins stainless steel rocker panels.
1998 Alfa Double Slide 5th Wheel RV - See Readers Rigs page 6 for pictures.