Four strokes

[codprawn]

Anyway if you want proof of a 2strokes higher power to weight just look at things like chainsaws etc - or this the worlds most powerful outboard!!!

http://www.rossimotors.it/index2.htm

2.5hp for 1lb weight - cracking little aux motor - you could have loads of them....

[fast fred]

this is The Most powerful outboard, and weighs less than most 4 chokes,
two stroke

V8 F1

[jyasaki]

Originally Posted by codprawn

And I never mentioned a factor of 2!!!

Sorry, Cod;

It was Fred's post: "thinkin half the Weight and twice the Power had and still has a big bunch to do with it."

Would actually be more than a factor of two, but who's counting?

jky