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PY Online Forums - Bringing the Pontiac Hobby Together > Members List > Jim Robertson's Profile

Jim Robertson Jim Robertson is offline

Ultimate Warrior
Last Activity: 03-27-2024 11:10 PM

Visitor Messages

Showing Visitor Messages 11 to 12 of 12
  1. TOP 452
    09-14-2008 10:27 AM
    TOP 452
    Jim The ex #s on the raised port are much better. On a dyno sim they show 996hp with standard port and 1046hp with raised port with single dorminator. Just a couple of int. #sat 500=3334 .600=390 .700=425 .800 =432Low lift on ex look reel good. Weighed the car 1900 with me in it, Dummy block heads and headers.
  2. TOP 452
    09-11-2008 10:34 PM
    TOP 452
    Hi Jim I have some flow # . I understand Frank from AP might be sending you a head to play with? The rasied port seem to show about 50 hp more than the standard port.Huge diff in the ex #s

About Me

  • About Jim Robertson
    Cars
    1971 Trans Am, 1972 Trans Am, 1972 Trans Am drag car, 1979 Tenth Ann T/A, 1972 Formula, 1972 Esprit, 1999 Firebird
    Biography
    I own Robertson Auto Consulting and Engineering aka RACE Engineering. I specialize in Pontiac head and intake manifold porting. Also I design and build sheetmetal intakes and complete racing engines. In addition I have built many concours correct engines for Trans Am and GTO restorations.
    Location
    Abilene Texas
    Interests
    Extracting the last ounce of horsepower from the traditional Pontiacs
    Occupation
    Engineer
  • Signature
    Jim
    www.raceV8s.com
    1972 Trans Am drag car, 3300lbs, 468 ci, Iron D ports, 428 block, 9799103 crank, 9.48 @ 143mph, 6.0 @ 114mph in the 1/8th.

Statistics

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General Information
  • Last Activity: 03-27-2024 11:10 PM
  • Join Date: 01-29-2005
  • Referrals: 1

Friends

Showing Friends 1 to 6 of 6

Contact Info

Home Page
http://www.racev8s.com
This Page
http://forums.maxperformanceinc.com/forums/member.php?u=139890

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