Mopar Crate HEMI 392 Instruction Sheet
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Mopar Crate HEMI 392 Instruction Sheet

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Crate HEMI® Engine Kit Instruction Sheet
www.mopar.com
Crate HEMI® Engine Kit Instruction Sheet
Pictures show fully dressed engines with optional parts.
Engine sold separately.
TO PREVENT SERIOUS INJURY AND PROPERTY DAMAGE, YOU SHOULD READ, UNDERSTAND AND FOLLOW
THE WARNINGS AND INSTRUCTIONS IN THIS MANUAL PRIOR TO INSTALLATION.
CALL MOPAR FOR ASSISTANCE OR FOR FRENCH/SPANISH INSTRUCTIONS 1-888-528-HEMI (4364)
Rev Level 5.0 – K6862625
1

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Summary of Contents for Mopar Crate HEMI 392

  • Page 1 Engine sold separately. TO PREVENT SERIOUS INJURY AND PROPERTY DAMAGE, YOU SHOULD READ, UNDERSTAND AND FOLLOW THE WARNINGS AND INSTRUCTIONS IN THIS MANUAL PRIOR TO INSTALLATION. CALL MOPAR FOR ASSISTANCE OR FOR FRENCH/SPANISH INSTRUCTIONS 1-888-528-HEMI (4364) Rev Level 5.0 – K6862625...

  • Page 2: Table Of Contents

    Crate HEMI® Engine Kit Instruction Sheet www.mopar.com Contents Included Parts List ............................2 Drivetrain Requirements ..........................3 Additional Parts ............................. 3 Important Safety & Emissions Information ....................4 Component Instructions & Guidelines ......................6 Engine Connections ............................. 10 Break-In/Maintenance ..........................25 Troubleshooting ............................

  • Page 3: Drivetrain Requirements

    Crate HEMI® Engine Kit Instruction Sheet www.mopar.com Drivetrain Requirements Axle Drive Ratio The recommended axle drive ratio should be 2.61:1 to 3.90:1 to obtain optimal vehicle performance and fuel economy. A Limited Slip Differential (LSD) or Open differential is recommended for best drivability.

  • Page 4: Important Safety & Emissions Information

    Make sure you or the installer has the appropriate skills and the tool required to safely install the engine.  If you do not understand the instructions, call MOPAR for assistance at 1-888-528-HEMI (4364).  NEVER modify wiring in the accelerator pedal system.

  • Page 5: Limited Warranty

    Hemi Engine when installed in appropriate vehicles as referenced above along with the appropriate Crate Hemi Kit. Mopar Performance customers are responsible for complying with applicable federal state and local environmental laws and regulations. Many Mopar Performance parts and components are designed to be equipped in vehicles that are operated not on streets or highways (such as vehicles intended for competition or off-road use).

  • Page 6: Component Instructions & Guidelines

    Crate HEMI® Engine Kit Instruction Sheet www.mopar.com Component Instructions & Guidelines Accelerator Pedal Follow accelerator pedal installation recommended guidelines below. Torque to 7 N·m (5 Ft. Lbs.). Please refer to the Break-In/Maintenance section for the required pedal learn function. Label...
  • Page 7 Crate HEMI® Engine Kit Instruction Sheet www.mopar.com Coolant Lines & Radiator Fans Ensure that the correct fan is chosen for the application. This system has a 30 Amp maximum fused output for a fan. Mount appropriately sized fans to appropriately sized radiator for the application used.
  • Page 8 Crate HEMI® Engine Kit Instruction Sheet www.mopar.com Intake Filter An intake filter must be installed, filter recommended is part number 77070038. Install this part by fabricating an intake tube to fit your vehicle’s space constraints. The intake filter must be within 600 mm (23.6 inches) of the throttle body.
  • Page 9 Crate HEMI® Engine Kit Instruction Sheet www.mopar.com Fuel Lines Fuel injectors and fuel rail will come pre-installed on crate engine. The fuel rail is a non-return style fuel rail. Use only fuel grade hoses and fittings when installing fuel system. Fuel rail inlet size is 3/8 inch SAE quick release.

  • Page 10: Engine Connections

    Make sure you or the installer has the appropriate skills and the tool required to safely install the engine.  If you do not understand the instructions, call MOPAR for assistance at 1-888-528-HEMI (4364). Engine Harness Each engine wiring kit will have a different number of connectors. Ensure all connectors are connected in their appropriate location and are in the locked position.
  • Page 11 Crate HEMI® Engine Kit Instruction Sheet www.mopar.com Ignition & Fuel There are 8 coil plug connectors and 8 fuel injector connectors, 4 on each side. Ensure that the correct plug is connected for each cylinder to avoid misfires. Firing order is 1-8-4-3-6-5-7-2.
  • Page 12 Crate HEMI® Engine Kit Instruction Sheet www.mopar.com Starter Motor There are 2 connections to be made for the starter, the starter battery connector and the starter solenoid connector. These wires will need to be extended if the starter will be placed on the driver side of the vehicle.
  • Page 13 Crate HEMI® Engine Kit Instruction Sheet www.mopar.com Charge Air Temperature Sensor is to be plugged in at the air intake, ensure that there is little to no tension on this sensor pigtail as this may damage sensor and sensor plug. A hole may be drilled into the pipe up to 152 mm (6 inches) away from the throttle body for installation.
  • Page 14 Crate HEMI® Engine Kit Instruction Sheet www.mopar.com Cam Position Sensor, labeled “CMP” is a 3 pin connector that is located beside the upper radiator hose neck. Function Color 5 VOLT SUPPLY YL/PK SENSOR GROUND DB/DG CMP SIGNAL DB/GY Oil Temperature and Pressure Sensor are connected near the oil filter location.
  • Page 15 Crate HEMI® Engine Kit Instruction Sheet www.mopar.com Throttle Position is a 6 pin connector that is on the throttle body assembly. Do not modify any wiring in this connector. Function Color ETC MOTOR (+) TN/YL ETC MOTOR (-) TN/OR TP 2 SIGNAL...
  • Page 16 Crate HEMI® Engine Kit Instruction Sheet www.mopar.com O2 Sensors The threads of the new oxygen sensors are factory coated with anti-seize compound to aid in removal. Do not add any additional anti-seize compound to threads of a new oxygen sensor. Install the oxygen sensor (1) into the exhaust manifold and tighten to the proper to 52 N∙m (38 Ft.

  • Page 17: Body Harness

    Crate HEMI® Engine Kit Instruction Sheet www.mopar.com Body Harness The body side harness consists of 2 sides, one side to route into the engine bay and mate with the PCM and PDC, and one side to the vehicle cabin for other connections. A grommet hole of 50 mm is needed in the bulkhead to route the harness.
  • Page 18 Crate HEMI® Engine Kit Instruction Sheet www.mopar.com Inline Engine and Body Harness The inline engine and body harness connector is the only connection between the body harness and the engine harness. Some cavities may be populated with wires, however those wires are not used in this configuration.
  • Page 19 Crate HEMI® Engine Kit Instruction Sheet www.mopar.com Power Distribution Center (PDC) There are 2 connectors that plug into the PDC and 2 battery post terminals. Torque for the PDC feet is a maximum of 2.7 N·m (24 In. Lbs.). The PDC connectors are environmentally sealed. This unit can...
  • Page 20 Crate HEMI® Engine Kit Instruction Sheet www.mopar.com PDC Bus Bar & PDC Battery Connection The PDC bus bar will already be installed on the PDC. The bus bar connects both PDC power studs together to allow for only one power cable to be connected. Connect the PDC Battery terminal to either power stud on the PDC above the bus bar.
  • Page 21 Crate HEMI® Engine Kit Instruction Sheet www.mopar.com STAR Connector and Connections The Star connector has multiple inputs; only 3 will be used in this application. Only two star connectors on the chassis harness will come installed to the star connector. Connect Star 3 when using the CAN Bus Interface Device.
  • Page 22 Crate HEMI® Engine Kit Instruction Sheet www.mopar.com Data Link Connector (DLC) This connector is an OBDII plug that can be mounted anywhere in the vehicle to diagnose issues and codes the PCM may be outputting. When reading codes, a P1400 code may be present.
  • Page 23 Crate HEMI® Engine Kit Instruction Sheet www.mopar.com PCM Engine Harness PCM Body Harness Function Color GA Function Color GA OIL PRESSURE SIGNAL VT/GY 20 ECM RUN/START FEED PK/BR 18 INJECTOR CONTROL 1 BR/YL 18 CAN LOW STAR CONN WT/BK 20...
  • Page 24 1. Place the strands of the wires overlapping each other inside of the splice clip (1). 2. Using MOPAR crimping tool (1) or equivalent, crimp the splice clip and wires together. 3. Solder (3) the connection (2) together using rosin core solder (1).

  • Page 25: Break-In/Maintenance

     Do not use chemical flushes in your engine oil as the chemicals can damage your engine Coolant only MOPAR Antifreeze/Engine Coolant (OAT coolant conforming to MS.90032) 10 Year/150,000 Mile Formula or equivalent in the engine’s cooling system.  Mixing of engine coolant (antifreeze) other than specified Organic Additive Technology (OAT) engine coolant (antifreeze) may result in engine damage and may decrease corrosion protection.
  • Page 26 This engine has not been designed for use with propylene glycol-based engine coolant (antifreeze). Use of propylene glycol-based engine coolant (antifreeze) is not recommended. Pedal Learn Visit a MOPAR dealer to perform the pedal learn function below: 1. Connect a battery charger to the vehicle. 2. Cycle ignition to RUN.
  • Page 27 Crate HEMI® Engine Kit Instruction Sheet www.mopar.com Warm Up Once started the engine will be cold and will idle at a high RPM. Do not depress the accelerator during warm-up stage. The RPM should decrease gradually as temperature increases. The idle RPM will level out and the engine should be running at approximately 200–230°F...
  • Page 28 Only high quality filters should be used to assure most efficient service. MOPAR engine oil filters are a high quality oil filter and are recommended. Care should be taken in disposing of used engine oil and oil filters from your vehicle. Used oil and oil filters, indiscriminately discarded, can present a problem to the environment.

  • Page 29: Troubleshooting

    Call MOPAR for assistance if you have any questions regarding the instructions. 1-888-528-HEMI (4364) French and Spanish Instructions available, please call MOPAR. SHARE YOUR EXPERIENCE WITH MOPAR! MOPAR would love to hear your thoughts and experiences! Send us a message on our Facebook page or email us at FCAsocial@fcagroup.com with the subject “Crate Engine”.

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