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Thread: Engine build Spec's anyone want to guess HP?

  1. #1
    Bryan Rose
    Well the motor is almost back together , finishing it up in the morning and runing it in on the test stand, then over one stand to the Dyno. Looking forward to hearing it fire up and run. So anyone want to guess HP #'s
    Here are the specs.
    BBC 454 punched out to .40 over
    forged dome top pistons
    10.00-1 CR
    oval port heads fully ported and polished
    heads decked
    block decked
    quench to 30 thousands
    comp cam 232/237 547/547 lift 110 Degree roller
    degreed cam
    roller rockers
    Wieand high rise
    2 holley 660's
    Standard Accel electronic ignition( NO POINTS )
    that is all I can think of now,
    Looking forward to seeing what it will produce.
    What do you think?
    Bryan
    [ August 14, 2003, 07:21 PM: Message edited by: Bryan Rose ]

  2. #2
    Anthony75
    545hp @5000 Goodluck on the dyno numbers

  3. #3
    Cas
    did you have the large (2.19/I-1.88/E) valves put in the heads?
    East coast hp- 403
    West coast hp- 588

  4. #4
    DogHouse
    500ish...

  5. #5
    BK
    What about exhaust?
    That motor is almost identical to mine except I have a 580 lift cam and large valves. Are goal was between 500-550hp, so thats my guess.

  6. #6
    oldphart
    520@5200

  7. #7
    Senior Member
    Join Date
    Apr 2010
    Posts
    6,425
    508 hp

  8. #8
    Bryan Rose
    YEs it has tha large valves put in the heads. I like the west coast # thing vs the east coast thing LOL. Iam going to be conservative and say about 450... Would like to see 500 but wife says no to ot headers and I will wait till next spring to get a set of water jacketed thru transom headers....
    Hope this thing works out....
    Bryan

  9. #9
    THE BOSTON SIDEWINDER
    HEY, WHAT'S THIS EAST COAST/WEST COAST HORSE POWER FIGURES? WE CAN DESIGN SOME MONSTER ENGINES HERE TOO...BILL.

  10. #10
    Budweiser
    486@5500

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