Originally Posted By: FordCapriDriver
You're in Florida, but my question is , why? why use a 15w30 in a gas F150
Why not? I worked at a company in the San Francisco Bay area that owned 3 Class 8 trucks probable 30 Ford 350 vans each with 13 horse power compressors and various company vehicles and about 300 forklifts of various sizes that all ran Delo 400 straight 30 with out any problems and in the 17+ years I worked for that great company I have never seen an engine failure.