BMW N73B60 - User Manual

Subject Page
N73B60 Engine
Objectives of the Module........................................................................2
Purpose of the System............................................................................3
Technical Data........................................................................................ 4
Disassembly - Components
Intake Manifold....................................................................................... 6
Cylinder Head Cover...............................................................................8
Ancillary Components and Drive Belts.................................................... 9
Cylinder Heads......................................................................................10
Valvetronic.............................................................................................11
Fuel Injectors.........................................................................................14
Lubrication Components.......................................................................15
Crankshaft and Bearings.......................................................................17
Pistons and Connecting Rods...............................................................17
Crankcase.............................................................................................19
Lubrication System................................................................................19
Cooling System.....................................................................................21
Table of Contents
N73B60 Engine - Workbook

Summary

N73 B60 Engine Overview

Technical Data

Comparison of technical specifications between N73B60 and M73B54 engines.

Intake Manifold

Intake Manifold Removal Procedure

Step-by-step instructions for removing the intake manifold assembly.

Cylinder Head Cover (right) - Removal

Ancillary Components and Drive Belts - Removal

Cylinder Heads

Cylinder Head Preparation and Valvetronic System

Valvetronic System Details

Explanation of the Valvetronic system's function and components.

Fuel Injectors

Fuel Injector Removal Procedure

Step-by-step procedure for removing fuel injectors using specific tools.

Engine Block and Lubrication System Data

Oil Pump and Pressure Control

Oil Pump Description

Description of the two-stage gear oil pump and its drive mechanism.

Pressure Control Explanation

Crankshaft and Piston Details

Piston and Connecting Rod

Crankcase and Lubrication System Data

Lubrication System Technical Data

Lubrication System Oil Circuit

Cooling System Overview

Coolant Circuit Details

Water Pump;Thermostat Housing

BMW N73B60 Specifications

General

Engine Type	V12
Fuel Type	Petrol
Number of Cylinders	12
Cylinder Arrangement	V
Compression Ratio	10.0:1
Fuel System	Multi-Point Fuel Injection
Cooling System	Water-cooled
Valvetrain	DOHC
Displacement	5972 cc
Maximum Power	327 kW
Engine Management	Bosch Motronic ME 9.2