Recent content by mtsnowrunner

  1. M

    Ported heads.

    Nate at RPM engines did a lot of them years ago and said it was about a 60HP gain and 10PSI drop. After talking to Corey at CNC fab he’s possibly going to do some and thinks the potential for a 600 hp daily driver tow rig that won’t break 1200 degrees is a possibility.
  2. M

    Dyno Experts needed

    That’s pretty much what I figured. Thanks, I appreciate the feedback!
  3. M

    Dyno Experts needed

    250/100’s, CNC Fab stage 2 HPOP, big fuel, precision 6870 T4, JW full billet trans, on 37’s with 4.10 gears. All 3” plenums, banks intercooled. I previously had the same setup with a BASB and it would outrun every late model tuned truck that it went up against. A couple of 6.4’s that were...
  4. M

    Dyno Experts needed

    Just want some input on Dyno numbers vs real world street numbers. Truck makes 500HP on a DynoJet and it made 40lbs of boost. Truck will make 46-48lbs of boost on the street. So does it probably actually make 550? Truck will make 40lbs on the tow file towing a trailer. So does the boost =HP...
  5. M

    SXE Heavy Tow Videos

    Precision 6870 250/100’s Precision 6870 250/100’s on the street tune. Turn it up and listen to the tires on the 1-2 shift. OBS truck on 37’s https://www.instagram.com/p/B3nVpkXBd32/?igshid=1tj2rsajw7j8k I had a 369SXE .91 and it’s not even close for the quick spool up, more power and lower EGT’S.
  6. M

    205/30 T4 s369 vs s364.5

    Are 250/100’s going to make the 369 spool quicker than the smaller injectors being tested here? I’m hoping so. I’m also going to be using the Irate manual shift box so I can unlock the converter easily when towing and under the turbo. Thoughts?
  7. M

    Tuner recommendations please

    Andrew Arthur at AA Design & Tuning 206-445-2539. Give him a call or text.
  8. M

    205/30 T4 s369 vs s364.5

    I'm curious if Precision would have a turbo that would give a guy best of both worlds here. I see they say they have a new line of turbos coming out at some point. How about the Precision 6870 CEA?
  9. M

    205/30 T4 s369 vs s364.5

    I just got the 369 on and my Honey Badger Jr. took a crap. I hope it didn't hurt anything by sending debris down stream. I have an adrenaline on the way. I knew I didn't trust Dyno Proven and should've known better. I'll know by next weekend how the towing is. I'm sure it'll be hard to beat...
  10. M

    205/30 T4 s369 vs s364.5

    Why were the oil temps when towing with the 369 such a problem? Was it just high egt’s causing the problem? I just installed a S369 .91 with 250/100’s and tow at higher elevations. I’m hoping to not have any issues. I had the BASB before and loved it but the top end egt’s were pretty high. I...
  11. M

    OBS 7.3 Performance Parts

    Everything is sold except the D66. Thanks to everyone that was great to work with and bought the parts. D66 Billet Turbo still available with gutted pedestal: Make an offer!
  12. M

    OBS 7.3 Performance Parts

    Updated list for sale: Billet D66 $750 Headstuds $350 Competition valve springs $300 Smith Brother push rods $150 Text or Call Aaron 4068607700
  13. M

    OBS 7.3 Performance Parts

    D66 is still available $750. Head Studs 10k on them $350. Irate competition valve springs 10k on them $300. Smith Brothers Pushrods $150. Fuel Labs Brushless Fuel Pump almost new $300. OBS E Fuel Kit. Text or Call Aaron 406-860-7700
  14. M

    OBS 7.3 Performance Parts

    Full force 250/100 injectors, 10K, run perfect, No Cores needed. $1,250 Irate T4 OBS kit with Billet BASB Turbo, fresh rebuild w 360 thrust bearing. $2,250 Billet D66 like new 360 thrust bearing. $750 Fuel Labs brushless 4101 fuel pump 5K $250 Text or Call Aaron 4068607700

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