Put my Q-Jet back on my SP3

Discussion in 'Small Block Tech' started by Mark Demko, Jun 20, 2021.

  1. Mark Demko

    Mark Demko Well-Known Member

    Was bored today, so I bolted my Q Jet back on my SP3 and gonna see how it behaves:D
    It fired right up, no shenanigans after sitting in a box for a few years.
    Haven’t run the Q Jet with the higher comp, and roller cam( new combo) yet. Gonna try and make it to the track this week
     
    Storm1, BYoung, patwhac and 4 others like this.
  2. Mart

    Mart Gold level member

    Damn Mark,
    If I'd of known you had all this boring free time, I'd of had you come over and put my brake proportioning valve on and bleed the whole system....while I feed you beers and watch...:D
    I imagine you'll be offing that unresponsive Quick Fuel now.:)
     
    Mark Demko likes this.
  3. Mark Demko

    Mark Demko Well-Known Member

    LOL, I figured I'd re visit my Q-Jet:D:D
     
  4. Mart

    Mart Gold level member

    I'm going to have a beer to cheer.....
    Both you and Kevin for being persistant in your q-jet endeavors....:D
     
    Storm1, Fox's Den and Mark Demko like this.
  5. sean Buick 76

    sean Buick 76 Buick Nut

    Ken from everyday performance even made a Q jet work for a blow through turbo setup on a 350. If I remember correctly he had about 10 hours into the turbo instal and about 40 hours into timing the carb... vs dropping on a CSU Holley that would be almost perfect out of the box, that’s commitment!
     
    Mark Demko and techg8 like this.
  6. Mark Demko

    Mark Demko Well-Known Member

    LOL Glutton for punishment:rolleyes:
    Knowing what I know now which isnt much more than before :p Im going to try to tune out the bog when slamming to WOT.
    Who knows, the Q-Jet might be too lean for 11.1 to 1 with iron heads and it might turn into a rattle fest, I dont know but I'll find out:D
     
    Dano likes this.
  7. Fox's Den

    Fox's Den 355Xrs

    Hook up your leaf blower to the QJet and turn it on the same time you mash the gas, home made turbo Hey don't laugh it works!! you can hold the blower on the door or duck tape it to the door handle!
     
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  8. Mart

    Mart Gold level member

    ^^^:D:D:D
     
  9. Fox's Den

    Fox's Den 355Xrs

    You should have put a nitrous plate on there instead of that Q-Jet Sell it and you have half the money for a plate!
    gonads required:p:D
     
    Mark Demko likes this.
  10. 436'd Skylark

    436'd Skylark Sweet Fancy Moses!!!!!

    I just put mine back on the 470. It's running great
     
    Mark Demko likes this.
  11. Mark Demko

    Mark Demko Well-Known Member

    I dont own a leaf blower, I still use a rake, will that work?:p:p:p
     
    Dadrider likes this.
  12. Mark Demko

    Mark Demko Well-Known Member

    Im still lovin' my Q-Jet:p
    The throttle response is instantaneous.
    Quick flick of the key and shes idling.
    Picked up a couple inches of vacuum at idle in gear, now its 11"
    Havent really tried the bog issue yet in the city.
    I have a feeling its still there, on the highway, I floored it briefly, went from 70 to 100 mph kinda fast so I backed out of it, but I could feel the transition into the secondaries, a slight nose over till they started drawing fuel ( secondary side)
    Gonna tighten the air doors a bit more for fun:cool:
     
  13. Mark Demko

    Mark Demko Well-Known Member

    Also I wanna say again, Ken @ Everyday Performance did an AWESOME job on my Q-Jet:D
     
  14. Fox's Den

    Fox's Den 355Xrs

    yes if you put the rake in front of the grill it will cause the air to enter faster you will have to jet up for this.:confused:
     
    Mark Demko likes this.
  15. Mark Demko

    Mark Demko Well-Known Member

    Plastic or metal rake?
    I have both:p
    I think the tines are wider on the plastic, so maybe the metal would allow more airflow:eek::D
     
  16. Fox's Den

    Fox's Den 355Xrs

    2thumbs up
     
    Mark Demko likes this.

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