Craig B Posted December 6, 2015 Author Report Share Posted December 6, 2015 Arlen has a stage 2 kit that makes over 70 hp. it's $2680 http://ledperformanceengines.com/shop/yamaha-yfz350-stage-2-engine-kit/ Quote Link to comment Share on other sites More sharing options...
Craig B Posted December 6, 2015 Author Report Share Posted December 6, 2015 i hear ya man but the larger engines usually have beefed up components, cases, rods, bearings etc. why put big pistons on a flimsy lower end is what i was getting at Are the Banshee's known to have week bottom ends? Quote Link to comment Share on other sites More sharing options...
Deadbeat Posted December 6, 2015 Report Share Posted December 6, 2015 NO..not once trued and welded, they will separate tho if you dont sort that and starting messing with stoking and porting etc Quote Link to comment Share on other sites More sharing options...
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