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  1. #1
    "Project Storm Trooper"


    Status
    Offline
    Join Date
    Sep 2008
    Name
    Tony
    Vehicle
    93 StormTrooper Z28
    Location
    Rapid City, SD
    Posts
    4,810

    Default Dynamic Compression Ratio

    ok, so i have been doing a lot of reading but i think i am just confusing my self...how can you calculate DCR? and what is ideal range?

    -Tony

    Official Member of $30k Club ​- Work in progress
    1993 Z28- 24x EFI, Clayton Racing 383ci, F1a w/FMIC, AFR 210's, LE Custom cam, LE LT4 Intake/heads, 80# injectors, 255lph/340lph pumps, T56 Conversion, 9" 4.11 w/spool, LPP LT w/Borla, Full UMI suspension....
    1987 Iroc-Z - Stock Summer DD

  2. #2

    Default

    Go to Wallace racing calculators they have a good calculator on there. As far as range goes, just like everything else with engines, there are too many combinations that work to say for sure. I know that a couple of guys with a static compression ratio of 12.5:1 that run pump gas. Tuning is the biggest factor.
    97 WS6 Trans Am 355 h/c/i and bolt-ons. 11.9829 @111.66 with a 1.6092 60ft mokan. 11.94 @112.26 1.603 60ft Kcir best 60ft 1.567 383 on it's way.
    08' 12.49 and faster bracket champ 09' bracket and 12.00 index champ.

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