New CNC BB Chev dedicated nitrous/pwr adder heads
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New CNC BB Chev dedicated nitrous/pwr adder heads

  1. #1
    steelcomp was here
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    Default New CNC BB Chev dedicated nitrous/pwr adder heads

    We have our final CNC version; AFR casting set up as nitrous head, 351cc (right port), 3.48 min cross section, 2.375 / 1.85 valve, 116 cc chamber, 50* valve job, alloy seats, steel ex guides w/ liners, 460 cfm int, 340cfm ex on 4.60 bore. This set is for Troy LaCrone's new all aluminum 582 ci BB Chev that will see Drag Week this year. We have several BB Chev CNC programs available.
    Flow numbers for these heads;
    ......Right / left / ex
    .2 152 / 152 / 128
    .3 230 / 230 / 200
    .4 303 / 303 / 254
    .5 352 / 358 / 291
    .6 405 / 387 / 316
    .7 434 / 413 / 329
    .8 445 / 432 / 334
    .9 451 / 443 / 340
    1.0 459 / 457 / 341















    If God is your co-pilot, change seats!
    Acts 2:38, the perfect answer to the perfect question.

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  3. #2
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    If looks mean anything I'm sure they will perform very well, nice job.

  4. #3
    Member CycloneRacing's Avatar
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    Thumbs up

    Those look very nice Scott.

    Good work.

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    I love this performance porn.
    I notice that the inside intake ports look slightly smaller. Is this to increase velocity ?
    Good looking heads Scott , what other bbc heads cnc porting can you do? Cost?

    Thanks,
    David

  7. #5
    steelcomp was here
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    Quote Originally Posted by speedtrap View Post
    I love this performance porn.
    I notice that the inside intake ports look slightly smaller. Is this to increase velocity ?
    Good looking heads Scott , what other bbc heads cnc porting can you do? Cost?

    Thanks,
    David
    Hey David, thanks. What you're seeing is just the pic...port cross sections are the same.
    We have several BB Chev programs, best to just give us a call if you're interested in some pricing. Straub Technologies...423 391 7774
    If God is your co-pilot, change seats!
    Acts 2:38, the perfect answer to the perfect question.

  8. #6
    Senior Member TNYoungblood's Avatar
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    Makes me feel all warm and fuzzy inside
    WFLC The REAL #321 Kentucky Drag Boat Association 2016 NJBA 10.0 High Points Champ

  9. #7
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    Dyno Test of heads.
    Engine
    Pump gas 582 12 To1
    AED MAX Dominator
    Ported Sniper Intake by the Fox
    Scotts Power Adder 3.0 Grudge Program in a set of AFR castings
    Harlan Sharps New Shaft System for AFR Heads
    50MM Custom Straub Camshaft
    Morel .936" Keyway lifters
    CP Custom Piston
    Jager Aluminum 6.7 Rods
    Callies Magnum XL
    Brodix Aluminum 10.200
    Stef's Heads up Pan, Wet with Melling Pump
    7/16" x .165" Smith Pushrods.

    NA pull, 93 Pump gas 36 degrees

    Nitrous pull, IS Modified Sledgehammer Plate 500 Jet, Race Gas 20 degrees total
    Attached Thumbnails Attached Thumbnails Click image for larger version. 

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    Chris Straub
    Straub Technologies

    3HP is an A$$ Whooping!!! JW

  10. #8
    Village Idiot fc-Pilot's Avatar
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    I would be proud of that.

    Paul

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