ciaociao


carby carb
July 24, 2008, 1:08 am
Filed under: carb, dellorto, intake, new parts!

ok, i’ve been all over the place about my carb issues. this evening i committed to running the 21 phbg like originally planned. why? because it was the quick and easy, i have jets for it, and i love milling the fuck out of things, even if it’s a $150 chunk of aluminum carb body.
oooh, what?

what’s going on here?

nooooo!

yeah, i milled the spigot off the back of the carb! as well as a few hairs of material to make it flat and fit as close to the intake plate as possible. i’m tight for room!
you might also notice i milled the spot for the idle screw flat and installed a block off, and move the idle screw to the other side of the carb. i was going to do the same for the air mixture screw, but that’s more involved.. and i think i can get away with drilling a small hole in the fan shroud and be able to access that on the bike.
i could have just ordered up a right handed phbg, but i don’t have time for that shit.
here you can see where i milled the plate to hold the reed block;

all that’s left for the intake is to drill a couple holes in the carb it self, tap them, and drill a couple countersunk holes in the intake plate. make a gasket and bolt them together! done!
here you can see how nicely the intake plate matches up with the carb;

once i have it bolted solid to the plate, i’ll match them together even better and call it good.
i wish i had gotten pictures of milling on the carb, but i didn’t have my camera handy. oh well, i’m sure you can imagine how fun it was!
tomorrow i’m going to make the gasket, mark where the holes go on both the carb and intake plate and return it all to mikemike to let him finish it off. i think i may have to cut a little chunk out of the frame down at the bottom of the fender (not the actual fender it self, but the support below it) to clear the float bowl, but i’ll have to wait and see once i start putting it together.
ok, that’s enough for one night. it’s time for bed.


4 Comments so far
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Will you be able to swap jets with the carb on the bike? That looks so sweet!

Comment by Responsible Jon

no, tuning this thing is going to be a hassle. once it’s tuned, though, it should go ok. i’ll just have to take out three bolts to remove the intake plate every time i want to rejet. lame, but oooh well.

Comment by terrydean

With my PHBG tucked up under the maxi frame, the easiest way to get it out is to pull the top end out. Ugh.

Comment by Responsible Jon

wow wow, nice work, as always. you’re breaking new boundaries of tech break throughs!

Comment by rufus




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