RUDEDAWG Posted October 1, 2007 Report Posted October 1, 2007 (edited) Just wondering how much hp. I can expect fron an agressive dune port job from a well known engine builder? I need to beat my nephews piped '06 yfz 450 Here's a list of my engine mods: toomey t-5's timing plate advanced 4 degrees noss cool head w/19cc. domes k&n pods v-force 3's NO BOOST BOTTLE :biggrin: stock carbs with tors removed crank not welded as of yet (yeah I know!) yet to install a 15 tooth front sprocket Itp holshot hd's are on the way Can anyone tell me what I can expect? Edited October 1, 2007 by RUDEDAWG Quote
RoostRocket Posted October 1, 2007 Report Posted October 1, 2007 Just wondering how much hp. I can expect fron an agressive dune port job from a well known engine builder? I need to beat my nephews piped '06 yfz 450 Here's a list of my engine mods: toomey t-5's timing plate advanced 4 degrees noss cool head w/19cc. domes k&n pods v-force 3's NO BOOST BOTTLE :biggrin: stock carbs with tors removed crank not welded as of yet (yeah I know!) yet to install a 15 tooth front sprocket Itp holshot hd's are on the way Can anyone tell me what I can expect? with your current mods im suprised your not at least exchanging wins with him... with port work you should smoke him if you get traction. Quote
RUDEDAWG Posted October 1, 2007 Author Report Posted October 1, 2007 with your current mods im suprised your not at least exchanging wins with him... with port work you should smoke him if you get traction. Yeah, I really wanna really spank the little bastard , we haven't really drag raced yet, but his bike runs pretty damn strong. Quote
PassionRE Posted October 1, 2007 Report Posted October 1, 2007 Yeah, I really wanna really spank the little bastard , we haven't really drag raced yet, but his bike runs pretty damn strong. With an upgrade on carbs you can expect 70RWHP on a good duner port...Jim Quote
RUDEDAWG Posted October 1, 2007 Author Report Posted October 1, 2007 With an upgrade on carbs you can expect 70RWHP on a good duner port...Jim I was also thinking of maybe some 33 mm. mikunis Quote
locogato11283 Posted October 1, 2007 Report Posted October 1, 2007 id stick with keihin carbs. they are easy to tune and there are tons of guys here running them with lots of experience. id say about 65 to 70 hp with the porting.. Quote
kawiking Posted October 1, 2007 Report Posted October 1, 2007 throw some pj's on. easy to rejet. Quote
RUDEDAWG Posted October 1, 2007 Author Report Posted October 1, 2007 id stick with keihin carbs. they are easy to tune and there are tons of guys here running them with lots of experience. id say about 65 to 70 hp with the porting.. throw some pj's on. easy to rejet. Man, You guys really got me think'n. What size carbs should I get for this setup? I like it when other people with knowledge about banshees spend my hard earned cash! :ermm: Quote
kawiking Posted October 1, 2007 Report Posted October 1, 2007 id ask who ever will be doing your porting.i had a drag port done and my builder said not over 34.so.... i went with 34 pj's .....lol!!! Quote
Jhughes7 Posted October 3, 2007 Report Posted October 3, 2007 Everyone's answer will be different so here is mine, 28mm PWK's! Maybe bore them to 30 if ya fancy it. Quote
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