Porsche 1972 911 Manual de instrucciones

Workshop

manual

DR.

ING.

PORSCHE KG

STUTTGART

ZUFFENHAUSEN

PORSCHE WORKSHOP MANUAL 911

FROM MODEL 1972 ON

This publication contains the essential removal, installation and adjustment procedures for the

Porsche 911 vehicles sold in the USA and Canada. Components and procedures described in this manual

are identical for all types unless differences are pointed out in the text. It is assumed that the reader is

familiar with basic automotive repair procedures. Special tools required in performing certain service

operations are identified in the manual and recommended for use. Use of tools or procedures other than

those recommended in this repair manual may be detrimental to the vehicle's safe operation as well as

the safety of the person servicing the vehicle.

The Workshop Manual 911

from model 1972 on

is subdivided into 10 Assembly Groups, delive

red

supplements to volume

and 11.

Survey of the individual Assembly Groups:

Engine and Clutch

Fuel System

Transmission

Front Axle

Rear Axle

Brakes, Wheels, Tires

Code No.

Pedal Controls and Manual Controls Code No.

Maintenance Jobs, Technical Data Code No.. 0

Body Code No.

Electrical System Code No.

For identification of the volumes, the back of the folders is provided with a transparent pocket at

the top for insertion of the pertinent type.

To find the individual repair steps quickly, each Assembly Group of this Workshop Manual is sub

divided into

Main Groups

Chapters

and

Sections

and provided with a very detailed list of

contents; refer to example on next page.

Technical Information sheets should be filed at the beginning of their respective groups. The

contents of the Technical Informations will be incorporated into the Workshop Manual at suitable

intervals. The List of Contents will be edited whenever extensions and supplements are published.

XXXII, 1974

USA /CAN

Motor und Kupplung

Engine and Clutch

Moteur et Accouplement

Motore

Frizione

ENGINE

911

CONTENTS

INFORMATION, DESCRIPTION, TECHNICAL DATA

0.1 Description

Engine changes

1972 model

Oil tank changes

1972 model

Oil cooler system and oil circuit schematic

Oil cooler.schematic

1973 model

Oil cooler schematic with cooling coil

1974 model

Engine, front view cross section

Engine,

side view cross section

Specifications for 2.7 liter

engine where differ 2.4 liter

engine

Engine changes

1974 model

Cross section of engine with emission control equipment

Layout of exhaust gas recirculation system

Engine cross section with emission control

1978/1979 models

Emission control layout

1980 model

0.2 Technical data

General data

Power performance curves

Technical data, Type 911T

Continuous Injection System (CIS)

Technical data, Type 911/S/Carrera

1974 model

Full

power performance

1974 model

Technical data, Type 911S and Carrera

1975 model

Engine tightening data

Technical data, Type 911

1976 model

Technical data, Type 911 S

1977 model

Technical data, Type 911 SC

1978 model

Technical data, Type 911 SC

1980 model

Technical Data, Type 911SC

from 1981Models

COOLING SYSTEM, EXHAUST SYSTEM, EMISSION CONTROL

2.1 Cooling system

Fan drive belt, replacing/adjusting

ENGINE

2.2

Exhaust system and heating

Exhaust system and heater blower, removing and installing

Exhaust system

1978 model

2.3 Emission control

Air injection components, removing and installing

Air pump belt, tensioning

Reactors and EGR equipment, removing and installing

Exhaust gas recirculation system

Reactor, checking for 1e:aks

Exhaust gas recirculation system, checking

Air injection system, checking

OIL CIRCULATION

3.1 O'il circulation

Oil tank, removing and installing

1973 model

Auxiliary pressure relief valve, removing and installing

Auxiliary pressure relief valve, disassembling and assembling

Oil cooler coil, removing and installing

Oil cooler, removing and installing

3.2 Oil tank, removing and installing

1974 model

3.3 Pressure relief valve cooling coil, removing and installing

1974 model;

3.4 Pressure relief valve, disassembling and assembling

1974 model

3.5 Oil cooler coil, removing and installing

1974 model

Cooling coil oil lines, service installing

1974 model

Replacing oil lines to front oil cooler or to cooling coil

Oil cooler, removing/installing

Auxiliary pressure relief/safety valves

CAMSHAFT HOUSING AND CYLINDER HEAD

5.1 Camshaft housing

Injection tube in camshaft housing, removing and installing

Chain tensioner, overhauling

Sealing cylinder head/camshaft housing mating surfaces

ENGINE

911

5.2 Cylinder head

Valve springs, installed length

Adjusting timing

CYLINDERS AND PISTONS

6.1 Cylinders and pistons

Piston changes

1972 model

Piston and cylinder dimensions

1972 model

Piston and cylinder dimensions

1973 model

Piston and cylinder dimensions

1974 model

cylinders and pistons, installation instructions

Pistons and cylinders, measuring

Piston and cylinder sizes, 911 SC

1978 model

Piston weight classes

911 SC from 1981 models

CRANKCASE AND CRANKSHAFT

7.1 Crankcase and crankshaft

Crankcase, measuring and reconditioning

'Modified flywheel installation

1978 model

Flywheel with pilot bearing

1980 model

Oil filter screen and suction plate, removing/installing

Crankshaft

Crankshaft changes

1972 model

Crankshaft dimensions

Connecting rod changes

1972 model

Connecting rod weight groups

1978 model

Pistons for injection engines

Modified crankshaft drive

1978 model

Crankshaft specifications, standard and undersize

1978 model

Engine Description

911

ENGINE CHANGES

WITH 1972 MODELS

General Information

Beginning with 1972 models, Type

911

engines have a cubic displacement of 2.4 liters

(2341 c/142.8

cu.

in.

)

911

Engine Description

Individual changes and changed service operations are described on the pages that follow.

Summary of Changes:

Technical Data

Crankcase

Crankshaft

Connecting rods and bearings

Pistons

Location of oil tank and oil lines

Clutch pressure plate, throwout bearing, and clutch disc

Ignition

see Group

(Electrical System)

Fuel system

see Group

OIL TANK CHANGES

BEGINNING WITH 1972

MODELS

General Information

Beginning with 1972 models, the oil tank is located in right rear wheelhousing in front of the rear axle.

The oil filler neck is now accessible from the outside. It is located under a hinged lid in the right rear

fender. The oil filter housing is separated from the tank and mounted on the right engine compartment

wall.

The auxiliary oil cooler under the right front fender continues to be standard equipment in Type 911s

vehicles.

Este manual sirve para los siguientes modelos

Tabla de contenidos

Otros manuales de Automóvil de Porsche

Porsche

Porsche 911 CARRERA 4 - Manual de instrucciones

Porsche

Porsche 911 CARRERA 4 - Manual de usuario

Porsche

Porsche 911 GT3 2021 Manual de usuario

Porsche

Porsche 718 Boxster Nota de publicación

Porsche

Porsche 911 CARRERA - 2001 Manual de usuario

Porsche

Porsche 911 GT3 R 2012 Manual de usuario

Porsche

Porsche Cayenne Turbo S Manual de usuario

Porsche

Porsche 911 - VOLUME 5 BODY Manual de usuario

Porsche

Porsche 911 - VOLUME 7 ELECTRICS WIRING DIAGRAMS Manual de instrucciones

Porsche

Porsche 911 TURBO - 1975 WORSHOP Nota de publicación

Porsche

Porsche 911 GT3 RS Manual de instrucciones

Porsche

Porsche 928 GTS MODEL 93 - Guía de inicio rápido

Porsche

Porsche Boxster S Manual de usuario

Porsche

Porsche 928 GT - 1991 WIRE DIAGRAM Guía de inicio rápido

Porsche

Porsche CAYENNE 2011 Manual de usuario

Porsche

Porsche 911 CARRERA 4 - Manual de usuario

Porsche

Porsche Cayenne Manual de usuario

Porsche

Porsche 911 GT3 RS Manual de instrucciones

Porsche

Porsche Cayenne 2009 Manual de usuario

Porsche

Porsche 928 S - 1989 WIRE DIAGRAM Guía de inicio rápido

Porsche

Porsche 911 TURBO - 1975 WORSHOP Manual de instrucciones

Porsche

Porsche 944 S2 Manual de usuario

Porsche

Porsche 928S 1983 Nota de publicación

Porsche

Porsche 928S - 1988 WIRE DIAGRAM Guía de inicio rápido

Manuales populares de Automóvil de otras marcas

Toyota

Toyota 2000 Tundra Manual de usuario

CITROËN

CITROËN DS4 DSign Manual de usuario

Lexus

Lexus 2015 CT 200h Manual de usuario

Cadillac

Cadillac CTS 2008 Manual de usuario

Mercedes-Benz

Mercedes-Benz M-class ML 55 AMG Manual de usuario

GMC

GMC 2010 Savana 1500 Cargo Manual de usuario

KIAM

KIAM SPORTAGE 2014 Manual de lista de piezas

GMC

GMC 2013 Terrain Instrucciones de montaje

GMC

GMC T-Series 1999 Manual de usuario

Mercury

Mercury 1998 Mystique Manual de usuario

Mercury

Mercury 2007 Mariner Manual de usuario

Mazda

Mazda 2007 Mazdaspeed 3 Guía

Mazda

Mazda 2014 CX-5 Manual de usuario

GMC

GMC Chevrolet Express 2022 Manual de usuario

GMC

GMC 1997 Jimmy Manual de usuario

Chevrolet

Chevrolet 2012 Malibu Manual de usuario

Cadillac

Cadillac 2010 Escalade Manual de usuario

Skoda

Skoda FABIA RS - ANNEXE 118 Manual de usuario