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    408 NA build

    Well I made it to the track last fall with my 6.0 obs rcsb truck ran good went 12.30 at 110 current set up is a stock lq4 with shaved .030 243 heads unported .shonefeid long tubes comp cam 23x /24x...
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    That thing make enough power to need an 80 lol Id...

    That thing make enough power to need an 80 lol Id go for a locker and gears 1st
  3. The v6 trucks are a knda PITA you will have to...

    The v6 trucks are a knda PITA you will have to remove the lower control arms to get rid of the 4.3 mounts and depending on what mounts u use (I used Trans Dapt from summit)that use the SBC clam...
  4. Not bashing it (Im not a pro on cam profiles) I...

    Not bashing it (Im not a pro on cam profiles) I just made a few bad choices when I did my first build and waisted time and money.Good luck on the build Love the OBS trucks.they are a great...
  5. Welcome to the site tons of info on here And lots...

    Welcome to the site tons of info on here And lots of very helpful members. Whats that cam speced for?Seems a lot different from what I seen in the ls world.If its something that just came with the...
  6. Im also running assissn bars

    Im also running assissn bars
  7. What are you running for drag front shocks

    Well I got my truck running and having a hard time putting the power to the ground making close to 400rwhp with a 4k converter 3.89 gears Detroit locker and 275 60 15 nitto drag radials .its just not...
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    Precision Port Work Services

    Has anyone had any dealings with Precision Port Work Services (Larry Ordonio) He does port work in Houston area ?I seen a post on FB and the pics looked nice .Thinking about having my 243 heads...
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    you need the ls temp sensor for the ls ecm

    you need the ls temp sensor for the ls ecm
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    You don't need your factory computer I took mine...

    You don't need your factory computer I took mine out Just chase down your wires that go to the gauges and hook um up to the ls sensors you will need a different 3 wire temp sensor 2 wires for the LS...
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    OBS front end

    Looking for a better way to lower the front of my truck .I am running a 92 rcsb with 370rwhp 6.0 I did a flip kit with a 9in and assassin bars relocated the rear shocks with a cross member and shocks...
  12. Do you guys think a 187 tstat will nak any...

    Do you guys think a 187 tstat will nak any difference
  13. well here is the deal I got the thermostats at 2...

    well here is the deal I got the thermostats at 2 differnet part stores think they are the same brand though .My model uses the housing with t stat built in and I am drilling the housing to run the...
  14. Well I have put 2 160 degree t stats in and only...

    Well I have put 2 160 degree t stats in and only getting 120 to 130 at 55 mph idont know it will run 160 in driveway and cycles the fans and brings it down to 140 or so cant understand it this...
  15. Can we use a tech 2 gm scanner to check a/f ratio

    Can we use a tech 2 gm scanner to check a/f ratio
  16. 160 degree thermostat only getting about 140

    Finally got my truck painted and got it to where I can drive it. Running a 160 degree thermostat it is only running about 135 to 140 on the road on 90 degree day ive got a big aluminum radiator and 2...
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    How fast should my fuel pressure fall off after...

    How fast should my fuel pressure fall off after engine is shut off
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    fuel pressure or tune problem

    Ok I got my engine back in the truck and running with my new tune and fuel pressure was at about 45 lbs so I turned it up to 60 and now it seems to be very rich and if it sets over night it is...
  19. A Ls engine has a crank and cam sensor that tells...

    A Ls engine has a crank and cam sensor that tells the computer where the timing is to fire the coil packs and injectors your timing set has marks just like a old style engine find tdc is done with a...
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    Smith race craft http://srdparts.com/ It took a...

    Smith race craft http://srdparts.com/ It took a little while to get them when I ordered mine he was waiting on the nickel plater.Well worth the wait.
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    http://srdparts.com/

    http://srdparts.com/
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    U bolts are cheap if you haven't got you pinion...

    U bolts are cheap if you haven't got you pinion angle right could cause other driveline problems . you cant just flip the pad on a axle flip drive shaft angle is totally different .I went with...
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    You might want to check you pinion angle with a...

    You might want to check you pinion angle with a flip it will change and could give you the wheel hop
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    Kinda lost me there Allen LOL I drilled the...

    Kinda lost me there Allen LOL I drilled the valley cover right in the center between the knock sencers put the pcv valve there and will put the hose to a vacuum port on the intake .as far as the...
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    Well I drilled the plate and installed it with a...

    Well I drilled the plate and installed it with a metal strap attached under the pcv valve acting as a make shift baffle(don't know it needed it but couldn't hurt) guess I will need to pull metered...
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