Here is a list of Ken Smith's truck detailing articles from Car Modeler: https://public.fotki.com/modeltrucks25thscale/model_magazine_articles/car_modeller/
Search around that Site. There is a wealth of information there.
Oh, I've been around. Had to deal with some health issues that put me in sort of a funk, if you know what I mean. Haven't had the desire to build because of it.
I wouldn't think so. The Dodge L700 is much smaller that the L1000, and has a gasoline engine. I would think that the AMT Chevrolet Titan or GMC Astro would make good doaner kits.