Msd 2950 Atomic LS2_LS3 Master Kit Installation- User Manual

Msd 2950 Atomic LS2_LS3 Master Kit Installation

Msd 2950 Atomic LS2_LS3 Master Kit Installation– User Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.

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Table of Contents:

  • Page 2 – CAPABILITIES; Power Module and communicate to the system through MSD’s CAN-Bus
  • Page 3 – is required. Page 5 outlines the sensor installation.; FUEL SYSTEM REQUIREMENTS; high pressure EFI hose. Refer to page 9 for installation.
  • Page 4 – Figure 1 Atomic LS Return Fuel System.; of 3/8 fuel injection line and mounting hardware.
  • Page 5 – Figure 2 WBO2 Sensor Location.; WIDE BAND OXYGEN SENSOR INSTALLATION; must
  • Page 6 – INSTALLING THE INTEGRATED FUEL/ECU RAILS; NOTE: If installing the intake manifold; Figure 4 Fuel Rail Bracket Locations.; Figure 3 Removing Fuel Rail Covers.; REAR
  • Page 7 – Figure 6 Installing the Injectors.; Figure 5 Connecting Injector Pigtail.
  • Page 8 – DRIVER; Figure 9 Fuel Rails and Connections.; Install the retaining bolts and washers to secure
  • Page 9 – Figure 10 Installing Fuel Hose to the Push-Lock Fittings.; Fuel Inlet Fittings and Cross-Over Line: LS; Figure 11 Installing Fuel Hose to the Push-Lock Fittings.
  • Page 10 – Figure 15 Power Module Wiring Diagram.; POWER MODULE INSTALLATION; Figure 14 Power Module Wiring Diagram.
  • Page 11 – CONNECTOR; STOP HERE; REVIEW YOUR INSTALLATION
  • Page 12 – PROGRAMMING; Atomic LS Gauges; ENGINE IDENTIFICATION INFORMATION; Figure 17 Casting
  • Page 13 – INITIAL SETUP PROGRAMMING; Coils
  • Page 14 – Rev Limit
  • Page 15 – ADVANCED SETUP; TPS Enrichment
  • Page 16 – Nitrous: If you are planning on running a wet nitrous system; Racepak Dash Option
  • Page 17 – PRE-START CHECK LIST; Figure 22 Monitor Display Selections
  • Page 18 – CLEAR FLOOD; DIAGNOSTICS; There is a self-diagnosing system built into the Atomic EFI. Each; CONNECTOR AND WIRING INFORMATION
  • Page 19 – CODE NAME; CLEARING HISTORY ERRORS; WHAT IT MEANS; the battery. Also be sure the vehicle's battery and charging
  • Page 20 – INSTALLATION INSTRUCTIONS; Limited Warranty; or consequential damages.; Service; When returning MSD components for warranty service,; Proof of Purchase must be supplied for verification. After; All returns must have a Return Material Authorization (RMA) number; issued to them before; M S D; Created; TECH NOTES
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M S D

•   W W W . A T O M I C E F I . C O M   •   ( 9 1 5 )   8 5 5 - 7 1 2 3   •   F A X   ( 9 1 5 )   8 5 7 - 3 3 4 4

Atomic LS EFI

Master Kit LS2/LS3, PN 2950

Parts Included:

2 – Integrated Fuel/ECU Rail Assemblies

1 - Power Module

1 - Handheld Monitor

1 - Wideband O2 Sensor, Bung and Plug

2 - MAP Sensor Adapter Harnesses

2 - Camshaft Sensor Harnesses, 1x and 4x

2 - Crankshaft Harnesses, 24x and 58x

4 - Injector Harnesses

1 - IAT Sensor and Grommet

Thank you for selecting the Atomic LS EFI System! MSD’s Atomic EFI systems are designed with

two major goals; to simplify EFI and deliver better overall performance from your engine. Simplicity

is achieved through wired-less technology to ease installation plus the Atomic is simple to program

with no PC required! Performance is delivered through advanced control of the fuel and ignition, just

as you’d expect from MSD.

ONLINE PRODUCT REGISTRATION: Register your MSD product online. Registering your product

will help if there is ever a warranty issue with your product and helps the MSD R&D team create

new products that you ask for! Go to www.msdperformance.com/registration.

1 - TPS Sensor Harness

2 - 90° -6 AN fittings

4 - -6 AN fittings

1 - 18" High Pressure Fuel Hose

4 - Installation Brackets

4 - Intake Manifold Bolts

8 - Injector Retainers

8 - 8/32" Socket Head Cap Screws

1 - 4G Micro SD Card

Not legal for use on pollution controlled vehicles: The MSD Atomic LS EFI system is not CARB

approved for use on emission controlled vehicles. This system is designed to control the EFI and

ignition on LS based engines being retro-fit into older vehicles that do not require emission controls.

Parts Required, Not Included:

• Injector O-Rings

• Fuel System: Fuel Pump, Regulator, Line

•

LS1 and LS6 Installation Kit - PN 2955

For use with Master Kit PN 2950. Provides the

correct brackets and EV-1 injector connectors

for the early car intake manifolds identified by

a 3-bolt throttle body.

• Thread Sealer for Intake Bolts

Installation of this product requires detailed knowledge of automotive systems

and repair procedures. Installation of fuel system parts and any fuel tank

modifications must be carried out by a qualified automotive technician. Installation of fuel system

parts requires handling of gasoline. Ensure that work is performed in a well ventilated area with an

approved fire extinguisher nearby. Extinguish all open flames, prohibit smoking and eliminate all

sources of ignition in the area of the vehicle before beginning the installation.
When working with fuel systems, eye goggles and other safety apparel should be worn to protect

against debris and sprayed gasoline. The finished work must be thoroughly checked to ensure

there are no fuel leaks.

DANGER

CAUTION

WARNING

NOTICE

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Summary

Page 2 - CAPABILITIES; Power Module and communicate to the system through MSD’s CAN-Bus

2 INSTALLATION INSTRUCTIONS M S D •   W W W . A T O M I C E F I . C O M   •   ( 9 1 5 )   8 5 5 - 7 1 2 3   •   F A X   ( 9 1 5 )   8 5 7 - 3 3 4 4 CAPABILITIES The Atomic LS EFI system is designed to fit OE intake manifolds, as well as some aftermarket intakes. The Atomic EFI is a self-tuning fuel ...

Page 3 - is required. Page 5 outlines the sensor installation.; FUEL SYSTEM REQUIREMENTS; high pressure EFI hose. Refer to page 9 for installation.

INSTALLATION INSTRUCTIONS 3 M S D •   W W W . A T O M I C E F I . C O M   •   ( 9 1 5 )   8 5 5 - 7 1 2 3   •   F A X   ( 9 1 5 )   8 5 7 - 3 3 4 4 Wide-Band 02 Sensor: A Wide-Band 02 sensor is supplied in the Atomic LS Master Kit. This sensor is responsible for constantly monitoring the exhaust gas...

Page 4 - Figure 1 Atomic LS Return Fuel System.; of 3/8 fuel injection line and mounting hardware.

4 INSTALLATION INSTRUCTIONS M S D •   W W W . A T O M I C E F I . C O M   •   ( 9 1 5 )   8 5 5 - 7 1 2 3   •   F A X   ( 9 1 5 )   8 5 7 - 3 3 4 4 FUEL FILTER FUEL TANK FUEL PUMP IT IS RECOMMENDED TO MOUNT THE FUEL PUMP IN THE TANK WHENEVER POSSIBLE. IF IT MUST BE MOUNTED EXTERNALLY, MOUNT THE PUMP...

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