The biggest you can fit in there, those cranking amps are based on ideal conditions, full charge etc. The V6's use a lot on start up and especially when cold. So the most you can get in the group size battery you can fit in there is my advise.
		 
		
		
		
		
		
		
			
				__________________ 
				Willy 
1986 V20 Old School 
1992 V20 1992 150 Yamaha 
1997 HydraSport 2250 Vector 
2009 17' G3 Outfitter "G Spot"
 http://www.youtube.com/watch?v=TDebw...eature=related
"I won't be wronged, I won't be insulted and I won't be laid on a hand on. I don't do these things to others and I require the same from them" JW
			  
		
		
		
		
		
	
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