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Chevrolet Performance HT383E Engine 323 HP @ 4200 RPM

809-19355721


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HT383E Engine 323 HP @ 4200 RPM
HT383E Engine
  • 323 HP @ 4200 RPM
  • 444 ft/lbs TQ @ 3000 RPM
  • 1996-99 Chevy & GMC Full-size Trucks & SUV
  • Upgrades L31 350
  • *Not emissions-legal in California or states that have adopted CA emissions regulations
  • Currently unavailable.
    This product is not available, please call customer service for options, at 1-800-345-4545.

    On the following engine if I wanted to upgrade the cam what would be the the part number. The motor also has cold air induction and hooker headers. 809-19355721  This motor was purchased from Jegs 

    Asked by: Marty1703
    A cam change will void the warranty. Please talk with one of our technical salesman for the correct camshaft recommendation.
    Answered by: Rusty B
    Date published: 2018-11-06

    Will 305 intake and manifolds work. Also could you put a bigger cam and get more power out of the engine if you wish to do so

    Asked by: Caslt1
    No, this will take the 1986 and later intake manifolds, changing the cam will void the warranty.
    Answered by: Rusty B
    Date published: 2018-08-29

    What is the warranty on this?

    Asked by: 99Yukon
    Here is a link to the GM warranty - https://www.jegs.com/customerservice/GM_Warranty.pdf
    Answered by: Rusty B
    Date published: 2018-08-07

    Does this engine have a mechanical fuel pump provision or is it the same as the L31?

    Asked by: BLVDANGL
    This engine does not have a provision for a mechanical fuel pump.
    Answered by: Rusty B
    Date published: 2018-06-11

    Will a Procharger kit designed for the 350 fit this application? 

    Asked by: Driverkirk
    It will fit, but require some modification to make the package work properly.
    Answered by: Rusty B
    Date published: 2018-03-26

    What recalibration of the ECU is recommended?

    Asked by: Vinny Cadillac
    For maximum performance an fuel milage the use of a performance tuner or a shop that can tune these application is recommended.
    Answered by: Rusty B
    Date published: 2018-01-05

    Will the oil cooler adapter form the L31 fit this block?

    Asked by: belyons
    Yes, that will work on this block.
    Answered by: Rusty B
    Date published: 2017-12-15

    What head gasket does this engine use?

    Asked by: pro439
    Gasket kit needed for the heads 12499223
    Answered by: Jegs Tech
    Date published: 2017-11-20
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