Blaster surprise

Tharrell

New Member
Nov 17, 2010
24
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Mount Airy, NC
Well, I thought I was buying a roller that I was going to put a bigger engine into but turns out it just needed a piston.
For $275 I got a 2000 Blaster with a few aftermarket things and in really great shape.
The piston was junk, it had been seized.
Aluminum all over the cylinder walls.
Cleaned up the cylinder and it spec'd to 2nd over.
GREAT!!!
My buddy just bought a 2nd over Namura kit and when he cleaned his cylinder it took to 4th over to get it right so I had a topend kit for mine. SWEET!
Anyway, we think he ran lean when it seaized.
The airbox top is off and he had a K&N filter in it.
I'm not sure of the jets in it now but after the holidays I'm gonna open the carb and see.
It needs cleaning anyway because it wouldn't take throttle after about halfway.
Here's a few questions for you Blaster wizards out there.
It's got an FMF fatty, K&N air filter with top removed.
What jetting mods from stock are recommended?
I know, I know, pics.
Well, if pics are what you want, pics are what you'll get. After Thanksgiving!
btw-I just can't start cutting this nice Blaster up, I'll have to look for a true roller. My buddy has one about like mine and got a true roller last week.
We'll definately get some mods going soon.
 
so where are these pics?? :D with a fatty and no lid i would bet you will be around a 270-290 over the stock 230. good luck man. pics picspicspics I:I
 
Went to the Yamaha shop yesterday to get some jets.
From what I've read on here I bought 270,280,290 and 300 jets.
FMF Fatty, K&N filter, air box lid removed.
Started with the fat one first and didn't go anywhere else.
Runs like a top with a 300.
Didn't do any plug chops because we had too much other stuff to do.
btw-We've got 3 Blasters now and picked up 2 YZ400 engines on saturday.
We're gonna tear them both down and build them making sure they're cherry before they go in the Blasters.
I've seen one really nice YZ400 conversion on here, Paulie I think.
Can someone point me to his build info?
 
I promised some pics and you guys seem to live on them so I thought I'd better get it done.
It's really nasty here right now but it occurred to me that I copied the craigslist pics when it was for sale.

http://i1233.photobucket.com/albums/ff387/TonyHarrell/DSC_0004.jpg

http://i1233.photobucket.com/albums/ff387/TonyHarrell/DSC_0002.jpg

http://i1233.photobucket.com/albums/ff387/TonyHarrell/DSC_0005.jpg

Not bad for $275 huh?
Brought it home and got the aluminum off the cylinder walls from the seized piston.
Put a new piston in it and fired it up.

edit: I measured the bore after cleaning it up and it's a really tight 2nd over.
It appeared to run lean when it seized.
After some research on here I bought new jets and settled on the first one we put in, a 300 main.
I thought it would blubber but it was pretty crisp.
I'm working on a couple of vintage bikes to get them ready for racing next year but I should have some time for this blasty.

I like Paulie's yellow but I'm gonna go with the white/red Euro look, all my other projects are set up that way too.
'69 AT1MX
'73 MX250
'74 YZ125
and now,
2000 Blaster
 
Last edited:
I promised some pics and you guys seem to live on them so I thought I'd better get it done.
It's really nasty here right now but it occurred to me that I copied the craigslist pics when it was for sale.

http://i1233.photobucket.com/albums/ff387/TonyHarrell/DSC_0004.jpg

http://i1233.photobucket.com/albums/ff387/TonyHarrell/DSC_0002.jpg

http://i1233.photobucket.com/albums/ff387/TonyHarrell/DSC_0005.jpg

Not bad for $275 huh?
Brought it home and got the aluminum off the cylinder walls from the seized piston.
Put a new piston in it and fired it up.


Awesome Deal!!! Looks Good.
 
Thanks Otis, that was pretty much what I was looking for.
btw-59?
Who's jumping that quad in your sig?
Just messin with ya.
I'm 53, my bud Jimmy is about the same and Sam is the old timer at 55.
My eyes won't focus anymore if I run across whoops or stutterbumps.
 
For 275 bucks that's a steal. Sometimes people don't know what they have and want it gone and thats when you find the best deals.
 
Who's jumping that quad in your sig?
Just messin with ya.
I'm 53, my bud Jimmy is about the same and Sam is the old timer at 55.
My eyes won't focus anymore if I run across whoops or stutterbumps.

That's my kid, I jump way higher than he can ... :D ... ugh, huh ... burp ... gettin new glasses for Christmas so I can see the whoops :)

Please take us along on your 400 build with pix & vids!
 
Looking forward to seeing this build. Start up a thread in Engine Swaps or Full Rebuild and keep us updated!