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  1. jonstreet

    Air intake and Gibson headers???

    Lm7 motor did egr block off now getting 12mpg do these engines need to be tuned like ecu pcm. And can I just tune it with like a superchips obdII program rather than paying someone a button load to still it on their laptop I now have 12 codes from egr to lean on both o2 sensors. Help? Lol
  2. jonstreet

    Tires Size Making The Truck Jump?

    I have a 1999 silverado z85 I just rebuilt the transfer case and put 245/70R16 in the rear and the truck has the stock 245/75R16 up front I just had to do the Calipers in the rear and I have been noticing a hop in the rear but mainly when stopping on the highway @70mph a lot of vibrations. a...
  3. jonstreet

    Crank And 1.5 Inch Blocks!

    No I wasn't being a D**** sorry
  4. jonstreet

    Crank And 1.5 Inch Blocks!

    Sorry I have the round body 99 silverado, it did come factory with blocks but I need to get some pics up b4 and after I get it off the lift at a buddies shop, doing the NP 261 rebuild
  5. jonstreet

    Help NEED HELP !!!! NP261 Transfers case rebuild

    non can post I guess to this... my bad!?! did know
  6. jonstreet

    Help NEED HELP !!!! NP261 Transfers case rebuild

    I bought the bearing 208 National (moog) and it does not have the Retainer Clip on it or even a groove for the clip. The 208 L (L) I guess for LIP is what's on mine. The ? Would be can I Use The 208 without the Retainer Clip? I just pulled the out and now I'm in a lose The Nearest one I can...
  7. jonstreet

    1999 Chevy sivlerado round body T-case major movement

    Hey if you can still help pulled the Case and found that the Output shaft bearing is not the same that I sell at my store, its a 208 bearing and found that the 208-L is the one with a retainer clip Do I need this Clip? or can I just use the 208 with no clip?
  8. jonstreet

    Crank And 1.5 Inch Blocks!

    one side is showing more threads than the other and the rear blocks look to be stock they are solid, not after market looking look like steel.
  9. jonstreet

    Crank And 1.5 Inch Blocks!

    How can you tell if someone already did keys my truck has 245/75r16 front and rear 235/85R16 in the rear? looks level tho??
  10. jonstreet

    1999 Chevy sivlerado round body T-case major movement

    Got the Ujoints in now all is well, now I'm on to the Transfer Case---I got a Dorman tail housing and a few bearings for it, I'm goina hope that thats all the T-case will need, to stop the play inside, but the yoke is rubbed out pretty bad you can feel it when you ran your hand down it, sounds...
  11. jonstreet

    Need to know.. list

    Duh sorry I have a NP 261 transfer case in my truck and most I have read shows like 246 243 241 transfer cases Please in need of help!
  12. jonstreet

    Need to know.. list

    How many and what are the different types of transfer cases that will fit my 1999 silverado 4x4 4.8 round body new style. There are many look alikes but I can't just go a buy one that looks close, I've seen many S-10 blazer ones caddy ones I don't care about mudding I just want it to run down...
  13. jonstreet

    1999 Chevy sivlerado round body T-case major movement

    NEW PROBLEM Case say 261 and the u joints don't match up they are a hair off, for the clips. I'm soooo pissed I work at advanced auto and I have ran down every u-joint in my store number by number and I call Moog and they gave me the same numbers first I did 290 moog and 270 moog I now have a...
  14. jonstreet

    1999 Chevy sivlerado round body T-case major movement

    Hey pulled the drive shaft and the output shaft on the T-case. Seems like its the bearings can move it with one finger. I saw on CL someone had a transfer case for as low as $40 bucks from a Caddy thats like 98 to 2001 should fit right? said its a 246...but mines says 261 on the top. any big...
  15. jonstreet

    1999 Chevy sivlerado round body T-case major movement

    pulling the drive shaft today and I'll make a better vid.
  16. jonstreet

    1999 Chevy sivlerado round body T-case major movement

    after some digging found someone speaking of the transfer case output shaft hold the bearing in place. The case gets wear inside a makes that play. I'm going to see how much play with the shaft out, I have to do the u-joints anyway. I'll see if the T-case is moving but I think it was the crappy...
  17. jonstreet

    1999 Chevy sivlerado round body T-case major movement

    https://www.youtube.com/watch?v=UvX0OnHeJmg&feature=youtu.be First Time Vid Sorry!
  18. jonstreet

    1999 Chevy sivlerado round body T-case major movement

    I have a vid I'll post it tonite. the play is in all of the u-joints and yoke. .....1. Rearend 2. U joint 3. Drive shaft 4. U- joints again 5. Yoke 6. T-Case This is where #6 at the T-case with yoke inside of it. I know it moves some what b/c IE slip yoke, moves back and fourth for off road...
  19. jonstreet

    1999 Chevy sivlerado round body T-case major movement

    I dont think I'm explaining this proper, @ the transfer case in the rear going towards the rearend or just maybe say The Transfer Case the shaft has play. Are you saying b/c the U-joints are bad the play goes all the way to the yoke into the transfer case?
  20. jonstreet

    1999 Chevy sivlerado round body T-case major movement

    will defly. do so, I just went outside and the play at the rear output shaft of the T-case is much less kknow that its not in neutral, how much play does the output shaft of the T-case have. and I think the T-case has been out but the u joints are way too old. The T-case has a crappy RTV job on...
  21. jonstreet

    1999 Chevy sivlerado round body T-case major movement

    I can post a vid or pics if needed thought is was going to be a slip yoke but turns out the rear U-joint has more than a lil play so Check need to replace it but I moved up to the T-case and the (slip yoke) ? at the rear of the T-case has almost an inch of Play!!! OMG!!! is this a weekend fix...
  22. jonstreet

    Keystone Ram air Hood**** Please Read

    I will have to throw it back on the parts truck it Will fit 88-98, Yes the front doesn't match but will bolt on with Denali or Escalade hood hinges.
  23. jonstreet

    Keystone Ram air Hood**** Please Read

    Sale did not go as planned.! bump?!?!?
  24. jonstreet

    Keystone Ram air Hood**** Please Read

    SOLD**************
  25. jonstreet

    Keystone Ram air Hood**** Please Read

    Bump***** $240+ shipping

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