273 said It's hard to increase low rpm power say idle-3000 rpm, best way is displacement cause rpm is fix, Click to expand...
good exhaust & freeing restriction on intake side and right cam can help but gains will be minimal, don't forget we're looking for part throttle gains. Click to expand...
As for cam recommendation I'd go custom, if not tightest lsa with the mildest duration and highest lift Click to expand...