Recent Content by DMPE

  1. DMPE
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    Kobelco 1471

    The serial number at Kobe was only tracking the build date, and unit number for the day. We did not do build sheets and track with the detail as...
    Post by: DMPE, Jul 31, 2018 in forum: PSI Superchargers Tech Questions
  2. DMPE
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    spray bar

    it is worth 60 hp at 5000 rpm and tapers to no increase by 8000. The guy to talk to is Donnie Bender Donnie the guy you want to talk to if you...
    Post by: DMPE, Dec 27, 2016 in forum: PSI Superchargers Tech Questions
  3. DMPE
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    Valvoline 70 Weight ???

    It is very good oil. Lance Larson uses it in Clay Millican's car with very good success.
    Post by: DMPE, Jul 11, 2016 in forum: PSI Superchargers Tech Questions
  4. DMPE
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    Roots Blower Hats - All Carbon or Billet Front

    So i really try to keep to myself on these web pages anymore for what i consider obvious reasons. However, this one i need to comment. I...
    Post by: DMPE, Apr 5, 2016 in forum: PSI Superchargers Tech Questions
  5. DMPE
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    Max Ever Hp With A Screw ?

    The water brake simulates acceleration. The inertia brake measures it. Think what is happening when the water brake control is keeping the motor...
    Post by: DMPE, Sep 16, 2015 in forum: PSI Superchargers Tech Questions
  6. DMPE
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    Max Ever Hp With A Screw ?

    These numbers will seem conservative to a water brake dyno operator. I have had a customer make 2810 hp on a Superflow. He wanted to run on an...
    Post by: DMPE, Sep 9, 2015 in forum: PSI Superchargers Tech Questions
  7. DMPE
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    Max Ever Hp With A Screw ?

    The best C rotor to date I have ran is just shy of 3500Hp. The best D rotor to date is shy of 3100Hp 88mm Turbo 481x just shy of 3500 hp...
    Post by: DMPE, Sep 8, 2015 in forum: PSI Superchargers Tech Questions
  8. DMPE
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    Non-Vented Nozzles In Hat

    Vented nozzle bodies were designed to improve atomization of fuel through the nozzle by drawing air in through the orifice. Originally designed...
    Post by: DMPE, Aug 25, 2015 in forum: PSI Superchargers Tech Questions
  9. DMPE
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    8-71 blowers

    8-71 I refuse to talk bad about another mans supercharger so here is how im going to reply! Ebrand@colinemfg.com I ask that any or all ask...
    Post by: DMPE, Oct 22, 2009 in forum: PSI Superchargers Tech Questions
  10. DMPE
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    8-71 blowers

    roots We make an M4 8-71 however we will make an M5 8-71 special if you have the need for it. Call Jon and talk to him about your requirements...
    Post by: DMPE, Oct 19, 2009 in forum: PSI Superchargers Tech Questions
  11. DMPE
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    rod length calculator. how to determine what a rod length is

    rod lenght formula Rod length = Deck height - (Stroke/2) - (compression height) - (distance down hole at TDC) Note: -if the piston sticks...
    Post by: DMPE, Oct 17, 2009 in forum: PSI Superchargers Tech Questions
  12. DMPE
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    Good piston design

    We are a fan of Ross Pistons. Over the years we have seen the same issue as you speak of. I believe it to be a fillet and or forging design...
    Post by: DMPE, Oct 7, 2009 in forum: PSI Superchargers Tech Questions
  13. DMPE
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    Blowers

    Robin That number is the mathematical swept volume of our rotor. Look at it as the cid displacement as you do your engine. Yes atmospheric...
    Post by: DMPE, Jul 22, 2009 in forum: PSI Superchargers Tech Questions
  14. DMPE
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    Blowers

    Graham It will never be complete. I am always looking to improve our products. The M5 that you purchased was at our best at that point in...
    Post by: DMPE, Jul 22, 2009 in forum: PSI Superchargers Tech Questions
  15. DMPE
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    Blowers

    The DMPE case and the X3 rotor produced 125 hp over the Kobe case and K11 rotored M5. This number has been confirmed by DMPE and two other...
    Post by: DMPE, Jul 22, 2009 in forum: PSI Superchargers Tech Questions