That's kind of subjective. If you run in dirt a lot or on concrete, the revo will probably suit you fine. But, if you spend a lot of time in grass or sand, the big block power of a savage will probably work better for you.
I have 2 revos and a savage x (and a couple others). As it is, the 3.3...
Depends on what you want to do with it. If you want to run on a track or in dirt, the buggy would be tough to beat. For me though, I have 3 MT's (2 revos and a savage), a jato and an old 1/8th buggy. I drive mostly at local parks in the grass and at a skate park when people aren't around. I...
That's great news! The SH engines weren't ever too bad to break-in from what I remember. Didn't take nearly as much fuel before it settled down and put out good power as my LRP's did.
Keep us posted as to how it goes. I haven't had an SH engine in a long time.
Mail me the engine. Worse that can happen is that I get into it and find out it's dead/damaged or something. Might take a few weeks for the weather to cooperate though. You'd have to cover shipping both directions... and maybe a few bucks for the half gallon of fuel it would take... if I can get...
Also, try lifting it off the ground and leave the heater on, but blip the throttle a few times to try and clear the engine of excess fuel. Don't go WOT, just blip it a few times. Then pull the heater, put it on the ground and ease up the throttle to 1/2-3/4 throttle. Let off, let it coast and...