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B & G CPUs and PCBs

Replacement parts for legacy MegaSquirt Bowling & Grippo (B&G) ECU Kits

EPA, CARB & Emissions Disclaimer- All ECU's are for race purposes only. It's your responsibility to remain in compliance with all federal, state, provincial, or other laws that apply to you.

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  • PKIT – MegaSquirt-II PCBv3.0 Partial Kit

    5 out of 5
    $232.00

    MegaSquirt-II PCBv3.0 Partial Kit PCBv3.0, MegaSquirt-II daughterboard and MPX4250 MAP Sensor for building a MegaSquirt-II PCB 3.0 ECU. Complete Bill of Materials (parts listing) and assembly instructions can be found HEREĀ . Click HEREĀ for comp...

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  • MegaSquirt V3.0 PCB with MS3 Daughtercard and MAP sensor

    PKIT – MegaSquirt-III PCBv3.0 Partial Kit

     $326.25

    MegaSquirt-III PCBv3.0 Partial Kit PCBv3.0, MegaSquirt-III daughterboard and MPX4250 MAP Sensor for building a MegaSquirt-III PCB 3.0 ECU. Complete Bill of Materials (parts listing) and assembly instructions can be found HEREĀ . Click HEREĀ for c...

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  • MegaSquirt-III Daughterboard Kit

    MegaSquirt-III Daughterboard Kit

    5 out of 5
    $230.00

    Upgrading your MS1 or MS2 to the latest MS3 has never been easier with this processor replacement! We've packaged the MS3 daughter board with 2 of the 40 pin sockets, so it will match up with our cases (required for upgrade) which have cutouts for the SD ...

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  • PKIT – GPIO Board Partial Kit

     $178.00

    This is a very basic and incomplete starting point for building a GPIO (General Purpose Input/ Output) kit. It includes the main board, all SMD components soldered on, AMPSeal connector, and all the AMPSEAL pins, each crimped to a short length of TXL wire...

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  • CPU – MegaSquirt-II Daughterboard

    4.5714285714286 out of 5
    $136.00

    MegaSquirt-II Daughterboard For upgrading your Megasquirt-I ECU, or replacement of your damaged MegaSquirt-II daughterboard.Ā  MS2 daughter cards are for use only with genuine Bowling & Grippo MegaSquirt mainboard PCBs. This is the latest version o...

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  • PKIT – MegaSquirt-I PCBv3.0 Partial Kit

    3 out of 5
    $132.00

    MegaSquirt-I PCBv3.0 Partial Kit PCBv3.0, MegaSquirt-I CPU and MPX4250 MAP Sensor for building a MegaSquirt-I PCB 3.0 ECU. Complete Bill of Materials (parts listing) and assembly instructions can be found HEREĀ . Click HEREĀ for complete MegaSquirt-...

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  • PKIT – MegaSquirt-I PCBv2.2 Partial Kit

    5 out of 5
    $115.00

    MegaSquirt-I PCBv2.2 Partial Kit PCBv2.2, MegaSquirt-I CPU and MPX4250 MAP Sensor for building a MegaSquirt-I PCB 2.2 ECU. Complete Bill of Materials (parts listing) and assembly instructions can be found HERE. Click HEREĀ for complete MegaSquirt-I ...

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  • CPU - MegaSquirt-I CPU

    CPU – MegaSquirt-I CPU

     $999.00

    MegaSquirt-I CPU; Motorola 68HC908 microprocessor loaded with standard B&G MegaSquirt-I firmware version 3.0. This part is discontinued - sorry, we've sold out the whole stock. For use with any MegaSquirt PCB version 1, 2.2, 3.0, 3.57...

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  • PCB – MegaSquirt Relay Board PCB Only

     $30.00

    MegaSquirt Relay Board PCB PCB Only for building a MegaSquirt Relay and Power Board. Complete Bill of Materials (parts listing) and schematics can be found HERE. Click HERE for a fully assembled relay board.

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  • TransStim PCB

    TransStim PCB

    5 out of 5
    $30.00

    The TransStim simulates a 4L60E transmission, and several others. This is the bare PCB to make one TransStim. Use it to test your MegaShift or other transmission controller. The TranStimā„¢ will help you to: Validate and troubleshoot a newly built...

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