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  1. #1
    Member
    Join Date
    Oct 2018
    Location
    Gonzales, La
    Posts
    78

    Can you flash the new Sho’s?

    Does the same flash that works on the previous sho’s work on the new ones that just came out?

  2. Member
    Join Date
    May 2020
    Location
    New York
    Posts
    29
    #2
    I have a 2021 SHO and so far looks like it is possible. Mine is going to hydrotech next week. I will let you know.

  3. Member
    Join Date
    Aug 2016
    Location
    Varnell, GA
    Posts
    7,448
    #3
    I don't think a 2021 is the new model.
    No mention of CPU change, I guess we will find out.

  4. Member
    Join Date
    Apr 2012
    Location
    Phoenix, Maryland
    Posts
    1,144
    #4
    Any updates?

  5. Member
    Join Date
    May 2020
    Location
    New York
    Posts
    29
    #5
    My 2021 , which isn’t the new cowl. Flashed fine, 53mph, to 63mph, she is a beast now. Insane the difference, cruises at 52 at 5100 rpm. I need to prop up one or two more now, I have a 21 with 15” and flies out of the hole. 6200-6400 depending on jackplate height. I settled the height to max my rpms at 6200 so prop performs in waves . I’m thinking I could 14 3/4 and 22 or 23 , and see how she does.

  6. Member
    Join Date
    Aug 2014
    Location
    Eagan, MN
    Posts
    384
    #6
    I wanna flash my SHO but worried about voiding the warranty??

  7. Member
    Join Date
    May 2020
    Location
    New York
    Posts
    29
    #7
    They can flash it back warranty wise. Wayne at hydro tech is awesome, give him a call