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Forum: 2005 Suzuki (Kawasaki) RMZ 250 Motocross 06-27-2013, 02:57 PM
Replies: 24
Views: 56,883
Posted By Smithers
The yellow and blue takes me back to the early...

The yellow and blue takes me back to the early 90's when I missed out on a good looking RM250. So I settled the bill and finally found this Suzuki 250. I would still love a 250 2 stroke but this one...
Forum: 2005 Suzuki (Kawasaki) RMZ 250 Motocross 03-19-2013, 09:13 PM
Replies: 24
Views: 56,883
Posted By Smithers
https://lh4.googleusercontent.com/-IFW_xNKvi8w/UUk...

https://lh4.googleusercontent.com/-IFW_xNKvi8w/UUk8Oawqf1I/AAAAAAAAZ0E/T1rGhw7RG7c/s683/IMG_1154.JPG

I couldn't help myself! You know how we do around here. :D
...
Forum: 2005 Suzuki (Kawasaki) RMZ 250 Motocross 03-19-2013, 09:11 PM
Replies: 24
Views: 56,883
Posted By Smithers
Here she is! I made a mad dash over the past week...

Here she is! I made a mad dash over the past week and managed to get it tuned and running. It wasn't easy! This bike had multiple problems by the time it came my way. More on this later but here is...
Forum: 2005 Suzuki (Kawasaki) RMZ 250 Motocross 02-17-2013, 10:12 PM
Replies: 24
Views: 56,883
Posted By Smithers
The colors make my pics look good I think. I have...

The colors make my pics look good I think. I have some pictures I need to add of the valves and the head. There was more carbon on the stems than I expected but the valves and seats were in great...
Forum: 2005 Suzuki (Kawasaki) RMZ 250 Motocross 02-14-2013, 12:34 AM
Replies: 24
Views: 56,883
Posted By Smithers
To break up the monotony. I threw the rolling...

To break up the monotony. I threw the rolling chassis in my truck and took it over to my friends one afternoon to remove a couple links out of a new chain. The other chain wasn't too bad but I will...
Forum: 2005 Suzuki (Kawasaki) RMZ 250 Motocross 02-14-2013, 12:28 AM
Replies: 24
Views: 56,883
Posted By Smithers
Here is the intake cam with the cap removed. It's...

Here is the intake cam with the cap removed. It's got a beefy bearing on the gear side and a lubricated journal on the other. There is some controversy about some people having their journals seize...
Forum: 2005 Suzuki (Kawasaki) RMZ 250 Motocross 02-14-2013, 12:23 AM
Replies: 24
Views: 56,883
Posted By Smithers
Shall we have a look inside? Two 6mm Allen screws...

Shall we have a look inside? Two 6mm Allen screws and the RMZ valve cover comes right off for valve clearance inspection.

http://fourwheelperformance.com/suzuki/rmz250_top_end_inspection_00.jpg
...
Forum: 2005 Suzuki (Kawasaki) RMZ 250 Motocross 02-14-2013, 12:07 AM
Replies: 24
Views: 56,883
Posted By Smithers
Some assembly required. Putting everything back...

Some assembly required. Putting everything back together is the best part. I surfaced the bearing surfaces, packed the rollers and all that.
...
Forum: 2005 Suzuki (Kawasaki) RMZ 250 Motocross 02-02-2013, 10:35 PM
Replies: 24
Views: 56,883
Posted By Smithers
I couldn't resist. So it took literally 4 bolts...

I couldn't resist. So it took literally 4 bolts and a couple smaller Allen cap screws to remove the head. Easy. The cylinder looks fine and the piston and valves look healthy with minimal carbon...
Forum: 2005 Suzuki (Kawasaki) RMZ 250 Motocross 02-02-2013, 09:48 AM
Replies: 24
Views: 56,883
Posted By Smithers
I can't take it anymore! I'm going out to tear...

I can't take it anymore! I'm going out to tear the engine down right now. Mwuahahahaaa! It would be pure neglect not to take the head off to check the valve wear and condition of the cylinder. I'm...
Forum: 2005 Suzuki (Kawasaki) RMZ 250 Motocross 02-01-2013, 10:47 PM
Replies: 24
Views: 56,883
Posted By Smithers
So I talked with my performance machinist and he...

So I talked with my performance machinist and he has done a few 4x heads in his time. He said I should just pop for the titanium valves and just run the valve clearance a tad loose while keeping the...
Forum: 2005 Suzuki (Kawasaki) RMZ 250 Motocross 02-01-2013, 10:38 PM
Replies: 24
Views: 56,883
Posted By Smithers
Good to hear they take a standard shim. I was...

Good to hear they take a standard shim. I was just looking over a performance machine website and they sell shim kits with more shims than you'll ever need for like $79 (example)...
Forum: 2005 Suzuki (Kawasaki) RMZ 250 Motocross 02-01-2013, 07:26 AM
Replies: 24
Views: 56,883
Posted By Smithers
I was surprised how easy it was on this little 4...

I was surprised how easy it was on this little 4 stroke. All I hear is people whine and complain about it. They just don't want to work on anything or they hate paying attention to detail. And I'm...
Forum: 2005 Suzuki (Kawasaki) RMZ 250 Motocross 01-31-2013, 09:25 PM
Replies: 24
Views: 56,883
Posted By Smithers
Speaking about 5 valve per cylinder heads... I...

Speaking about 5 valve per cylinder heads... I bought a used 1991 FZR1000 streetbike as my first on-road bike with my nickels and dimes I had saved up working through high school. I just remember...
Forum: 2005 Suzuki (Kawasaki) RMZ 250 Motocross 01-31-2013, 09:11 PM
Replies: 24
Views: 56,883
Posted By Smithers
I'm always looking to work on something that's...

I'm always looking to work on something that's new to me. Since they have become popular the high revving 4x's (I'll use this instead of typing out stroke each time) have been known to be expensive...
Forum: 2005 Suzuki (Kawasaki) RMZ 250 Motocross 01-30-2013, 09:25 PM
Replies: 24
Views: 56,883
Posted By Smithers
The bike was all there so I just assumed it...

The bike was all there so I just assumed it needed a valve job and some carb tuning and that's basically what it needs it turns out. I stripped it all down and took the frame away to Powder Coating...
Forum: 2005 Suzuki (Kawasaki) RMZ 250 Motocross 01-30-2013, 08:58 PM
Replies: 24
Views: 56,883
Posted By Smithers
Suzuki RMZ250 4-stroke

So a friend of mine had this ol' Suzuki 250 dirt bike laying around. I mentioned to his mom that I had been tinkering with dirt bikes lately and she said that her son had one laying around that he...
Showing results 1 to 17 of 17

 
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