The only thing else that mr good wrench could do is a coil relocation kit and get some new valve covers. you really can't do much else unless you are going to do some major surgury. ADM did a build where they moved the fuse box out of sight and that really cleaned to motor bay up some, but that is pricey.
ADM tuned 412HP/407RWTQ. Kooks 2" headers w/ cats, ADM race intake, Vmax TB, Pedders XA coilovers and ZL1 sways. 1le clone