Cylinder wear has been reduced to at least 1/5 usual rate in group of bus engines used by New York City Omnibus Corp throughout past 2 yr; engines differ from standard 6-cyl General Motors model with 450 cu in. displacement only in that cylinder bores were electrolytically processed with hard chromium having special porous surface developed by Van der Horst Corp of America.
Cylinder life multiplied by 5
Bus Transportation
Bus Transportation ; 23 , n 6
1944
3 pages
Article (Journal)
English
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