Originally Posted by
ozziii
I had a Hyper 7 PCR buggy years ago, it had the Hyper 8 port race engine, that thing got given a pretty hard time & went real well, was good on fuel & held a tune pretty well too. For an rtr engine it is pretty good & doesn't cost an arm & leg either.
The eight port has more rpm than the three port...and the eight port race engine uses a 14mm crank as opposed to the normal 13mm crank.