Made in USA
Wide Band O2 Module
InfoVehicle Info Needed
MSD IGNITIONPART NUMBER: 121-7765

Wide Band O2 Module

$31995$355.95You Save$36.00
2 left in stock
ShippingShips Today
Lowest PriceLowest Price Guarantee

Wide Band O2 Module
Wide Band O2 Module
  • For Power Grid
  • Plug-n-Play
  • 0-5v Output
  • Bosch 4.9 Oxygen Sensor

    Add valuable data logging capability to your Power Grid with the addition of the plug-n-play Wide Band O2 Module. Aside from providing O2 data to your Grid, the module also provides a 0-5v output to drive an air/fuel ratio gauge or provide a signal to other data loggers. Multiple modules and sensors can be connected to a single Power Grid setup if desired. The completely sealed unit uses a Bosch 4.9 oxygen sensor, and is easy to set up and no free air calibration is required.

    Features:

    • Plug-n-play with MSD Power Grid
    • Easy set-up! No free air calibration required
    • Completely sealed unit for durability in race environments
    • Bosch 4.9 oxygen sensor
    • 0-5v output to run an air/fuel gauge or data logger
    • Dual-color LED provides on board diagnostics
    • Multiple modules can be used on a single Power Grid
    • Data logs air-fuel ratio and heater voltage
    • Fuel Calibration Options for gasoline, methanol, ethanol, E85, propane and diesel
    • Custom Fuel Calibration option can be programmed by user

     

  • Plug-n-play with MSD Power Grid
  • Easy set-up! No free air calibration required
  • Completely sealed unit for durability in race environments
  • Bosch 4.9 oxygen sensor
  • 0-5v output to run an air/fuel gauge or data logger
  • Dual-color LED provides on board diagnostics
  • Multiple modules can be used on a single Power Grid
    • The Ultimate in RPM and Timing Controls

      Take total control of your ignition system with the MSD Power Grid Ignition System, available at JEGS—a high-performance solution built for racers and serious enthusiasts who demand precision and consistency. The MSD Ignition Power Grid platform is engineered to deliver advanced spark control, real-time tuning, and integrated data logging, making it a must-have for anyone optimizing engine performance. Whether you’re building a competitive drag car or fine-tuning a street/strip machine, the MSD Power Grid Ignition System provides the accuracy and adjustability needed to unlock maximum horsepower and reliability.

      Show More

      Performance Benefits & Key Features

      The MSD Power Grid Ignition System is designed around capacitive discharge technology, delivering high-output spark energy for more efficient combustion and improved throttle response. With programmable timing curves, launch retard, boost timing control, and multiple rev limiters, this system allows users to dial in ignition settings for specific racing conditions. These performance ignition systems also feature advanced data logging capabilities, enabling racers to analyze run data and make informed tuning adjustments.

      Constructed with durable, heat-resistant components and compact housings, Power Grid units are built to withstand harsh racing environments. Key specifications often include high-voltage output, precise timing accuracy, and user-friendly software interfaces for seamless tuning. The result is more consistent passes, improved engine efficiency, and greater control over critical ignition parameters. Whether you're chasing quicker ETs or smoother power delivery, the Power Grid system delivers measurable performance gains.

      Fitment, Compatibility & Applications

      Designed for broad fitment and compatibility, the MSD Power Grid Ignition System integrates with a wide range of engine platforms, including GM LS, Ford modular, and Mopar performance engines. These ignition control units work with carbureted and fuel-injected setups and are compatible with crank triggers, distributors, and various ignition components. This flexibility makes them ideal for drag racing, street performance builds, and high-horsepower applications.

      The system is especially popular among racers who require precise ignition timing under boost or nitrous, as well as enthusiasts upgrading from traditional ignition modules. From classic muscle cars to modern performance vehicles and dedicated race builds, the Power Grid system supports diverse applications where reliability and control are critical. Its scalable design also allows users to expand functionality with additional modules and accessories.

      Backed by MSD’s reputation for engineering excellence and race-proven durability—and trusted by performance enthusiasts shopping at JEGS—the Power Grid Ignition System is a proven upgrade for serious builds. Explore the available options to find the right configuration for your setup and take your ignition performance to the next level.

    Part TypeOxygen Sensor Module
    Product LineMSD Power Grid Ignition System
    BrandMSD IGNITION
    Package Height2.9
    Package Width6.0
    Package Length10.4
    Weight1.28 PG
    Part CategoryPerformance Parts
    Sensor TypeWide Band Oxygen Sensor
    QuantitySold Individually
    Part FitmentSemi Universal
    Vendor Part Number7765
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews

    REPLACEMENT PARTS

    Power Grid Wideband Replacement Oxygen Sensor

    MSD IGNITION

    Power Grid Wideband Replacement Oxygen Sensor

    Part Number : 121-2267
    $17995$199.95
    You Save$20.00
    Some parts are not legal for use in California or other states with similar laws / regulations
    p65 warning
    Your Cart

    Your shopping cart is empty!