"Only" $10,000 to spend? Good gravy, I built an engine for my old Turbo Coupe while I was in college, working at Sears for $7 an hour. I had less than $2000 total tied up in the engine and it was making close to 300 hp.
2005 Mustang GT
CMS Stage 1 cams, Lito Tune, C&L Racer, CMDP, SR UDP, JBA LT's & catted H, FRPP Touring AB, Koni STR.T, BMR springs, J&M upper/mount, BMR lowers & brackets, J&M pb, Steeda Tri-Ax, Brembos
2009 Ranger XL SCab-4.0, auto, 4WD