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Posted

Looking for some recommendations for jetting on stock carbs..

 

 

Standard bore, Eric Gorr Mo' Power Everywhere Port/polish, FMF Fatties, VForce 3 Reeds, Cool Head with 22cc Domes, Stock Airbox with proflow adapter (no lid)...

 

 

I am a riding at close to sea level (glamis), this bike rarely leaves the dunes.

 

Thanks in advance..

Posted

stock or 27.5 pilots,

 

4th clip needle

 

330s to start might go 350s and work down

will have to adjust your needle. should be close to run and then fine tune from there.

 

to adjust needle roll into the throttle. see how it acts if it bogs or blahs out usually rich.

 

takes some time but when done it should run good.

Posted

You're a lucky man to have a set of Gorr jugs, period...it's too bad he moved across the pond...

 

I think Wes' recommendations are close, probably rich with the air box still on...but, close enough to get started....

Posted

Stock Airbox with proflow adapter (no lid)...

 

Got it...but the normal jetting on that...stock porting, would be a 270 to 290 main....

 

Of course, the porting changes things, but...it's not a drag port.

 

However....as I'm sure you know, Wes...some porting can actually take smaller jets because it pulls fuel/air more efficiently out of a smaller jet than stock porting does.

 

But...as said, you're definately safe with his suggestions!

Posted

You're a lucky man to have a set of Gorr jugs, period...it's too bad he moved across the pond...

 

I think Wes' recommendations are close, probably rich with the air box still on...but, close enough to get started....

 

Yeah, I can't wait to see what this thing is like once I get it dialed in. I just got back from glamis, and was running a 2 into 1 38 setup, and blew holes in the tops of my pistons.. :unsure: The bike ran pretty damn good while it lasted (I was running too much timing/compression for pump gas..) But, I was still kinda feeling like it was lacking something, so am going to go ahead and try the stockers after this rebuild.

 

The guys out here at Alba (they're doing the machine work) set me up with a 310 main and a 32.5 pilot.. I guess it doesn't seem to far off, and I'll be sure to do a plug chop as soon as it's up and running to make sure I'm not too lean...

 

Thanks for the advice..

Posted

I guess it doesn't seem to far off, and I'll be sure to do a plug chop as soon as it's up and running to make sure I'm not too lean...

 

Thanks for the advice..

 

 

I have a question for these guys and it is relavent to your statement here... What do you guys do with motor work like this when you have a fresh top end or even bottom end for that matter? run a tank or two at a rich ratio blah, blah, then do the plug chop? Hate to ruin all that expensive work... :shoothead:

Posted

I think what you're asking is if we do anything special for break in on a fresh build, no?

 

Me personally...

 

I run the same oil/gas ratio as always. 32:1 or 40:1, depending on fuel type and oil.

( I run leaded race gas and Klotz R50 at 40:1, btw)...

 

I'll heat cycle a motor twice, retourque bolts, go for a quick ride, nice and easy with the bike fully warmed up...then beat the hell out of it like I stole it.

 

I'm not of the school of thought of more oil in the gas for the first two tanks, no more than half throttle....blah blah blah....

Posted

I think what you're asking is if we do anything special for break in on a fresh build, no?

 

Me personally...

 

I run the same oil/gas ratio as always. 32:1 or 40:1, depending on fuel type and oil.

( I run leaded race gas and Klotz R50 at 40:1, btw)...

 

I'll heat cycle a motor twice, retourque bolts, go for a quick ride, nice and easy with the bike fully warmed up...then beat the hell out of it like I stole it.

 

I'm not of the school of thought of more oil in the gas for the first two tanks, no more than half throttle....blah blah blah....

 

 

Yeah thats pretty much it. Didnt want to go hauling balls down the road to do a plug chop and have it go into cardiac arrest :blink:

Posted

Looking for some recommendations for jetting on stock carbs..

Standard bore, Eric Gorr Mo' Power Everywhere Port/polish, FMF Fatties, VForce 3 Reeds, Cool Head with 22cc Domes, Stock Airbox with proflow adapter (no lid)...

I am a riding at close to sea level (glamis), this bike rarely leaves the dunes.

 

Thanks in advance..

 

I ported my buddies 03 SE banshee

almost identical to your mods except 20cc domes, and V-F2's

320 mains

32.5 pilots

air screw 1.75 turns out

needle in the middle on his

Posted

I ported my buddies 03 SE banshee

almost identical to your mods except 20cc domes, and V-F2's

320 mains

32.5 pilots

air screw 1.75 turns out

needle in the middle on his

 

Thanks for the info... I ended up getting a set of 33s.. Really stoked on the performance so far, and it didn't seem that hard at all to tune.. Had to spend a few bucks for a unisyn and a bunch of jets.. But after a day of experimenting it was well worth it.. :thumbsup:

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