Basic 318 Mods

If it won't see over 4500rpm then don't even waste the money on upgrades, not like you're actually buying one anyhow.
I'm buying one. Just because it won't see high rpm's doesn't mean that I shouldn't do some things to it. I'm sure that 318willrun will chime in. A mild stall converter and different gears is pretty much the popular mods to do