Sengir has added the best engine you're ever likely to see....
 
Does it require fuel - Nope!
Does it requires water - Nope!
Does it require ANY resources - Nope!
 
Well WTF I hear you ask what does it run on ... the answer is a wind up!!
 
No I'm not winding you up (although reading the above you might think so
)
 
I give you the
 
		
		
	
	
		
	
 
CLOCKWORK engine, that's right give it a wind up and boom off it goes....
 
How OP are mods gonna get as we head into MineCraft 1.5.1 > 1.6
 
Anyway I kid you not
 it's real and nope it doesn't give out oodles of MJ/t but only slightly more than a redstone engine.
 
http://forestry.sengir.net/wiki.new/doku.php?id=main:beta link to page with info on.
				
			Does it require fuel - Nope!
Does it requires water - Nope!
Does it require ANY resources - Nope!
Well WTF I hear you ask what does it run on ... the answer is a wind up!!
No I'm not winding you up (although reading the above you might think so
I give you the
	CLOCKWORK engine, that's right give it a wind up and boom off it goes....
How OP are mods gonna get as we head into MineCraft 1.5.1 > 1.6
Anyway I kid you not
http://forestry.sengir.net/wiki.new/doku.php?id=main:beta link to page with info on.