Alfa Romeo2002–2008Technical specifications

147 3.2 GTA: Technical specifications

Workshop data for the 3.2-litre petrol (engine code 932A.000). Covers engine, fluids, brakes, service, torques and air conditioning: the figures to check before a job or a parts order.

Common faults & fixes

Summary

Match the engine code (932A.000) to the vehicle before ordering parts or applying these figures.

Vehicle specifications

Overview

Make: Alfa Romeo
Model: 147
Years: 2002–2008
Fuel: Petrol
Engine code: 932A.000

Performance & efficiency

Power: 184 kW (250 hp)
Engine size: 3,179 cc
Cylinders: 6 · DOHC
Compression ratio: 10.5:1
Fuel system: Bosch

Fluids & capacities

Engine oil (with the filter): 5.9 litres

All 109 specifications below

Engine & identification

Vehicle identification

No. of cylinders Type	6/DOHC
Capacity (Fiscal) cc	3179
Compression ratio :1	10,5
Suitable for unleaded petrol	Yes
Minimum octane rating RON	95
Ignition system Make	Bosch
Ignition system Type	Motronic ME7.3.1
Ignition system Description	Map-DI
Trigger location	Cam/Crankshaft
Fuel system Make	Bosch
Fuel system Type	Motronic ME7.3.1
Fuel system Description	MFI-s
Air metering Type	Mass
Combined ignition and fuel ECM	Yes
Diagnostic socket	Yes

Ignition system

Ignition coil supply voltage + with ballast V	12,0
Distributor (ECM) Make	(Bosch)

Firing order

The firing order for the Alfa Romeo 147 3.2 GTA (2002–2008) is 1-4-2-5-3-6.

Firing order	1-4-2-5-3-6

Valve clearances

Valve clearances on the Alfa Romeo 147 3.2 GTA (2002–2008) are hydraulic — they self-adjust, so no manual clearance figure applies.

Valve clearance - INLET mm	Hydraulic
Valve clearance - EXHAUST mm	Hydraulic

Engine oil & fluids

Engine oil

The Alfa Romeo 147 3.2 GTA (2002–2008) takes 5.9 litres of engine oil with the filter. The specified engine oil grade is SAE 10W-60 synthetic for all ambient temperatures, with API/ACEA classification SL/A3.

Manual gearbox

See the reference table for the complete manual gearbox entries and their conditions.

Coolant

See the reference table for the complete coolant entries and their conditions.

Grades, filling conditions and capacities

Lubricants and capacities — complete reference
Engine oil options
Ambient temperature range	All temperatures
Engine oil grade SAE	10W-60 Synthetic
Engine oil classification API/ACEA	SL/A3
Engine with filter(s) litres	5.9
Other lubricants and capacities
Manual transmission oil grade SAE	75W-80 Synthetic
Manual transmission oil classification	GL-5
Manual transmission litres	2.0
Auto shift manual (ASM) transmission oil grade SAE	75W-85 Synthetic
Auto shift manual (ASM) transmission oil classification	GL-4
Auto shift manual (ASM) transmission (drain & refill) litres	2.0
Auto shift manual (ASM) transmission
Auto shift manual (ASM) transmission hydraulic control fluid Type	Tutela Car CS Speed
Auto shift manual (ASM) transmission hydraulic control fluid classification	Fiat 9.55550-SA1
Auto shift manual (ASM) transmission hydraulic control fluid litres	0.6
Auto shift manual (ASM) transmission hydraulic control fluid
Coolant Type	Paraflu 11
Coolant Colour	Green Blue
Cooling system - total capacity litres	9.2
Brake fluid Type	DOT 4
Brake fluid litres	0.6
Clutch fluid Type	DOT 4
Power steering fluid Type	Dexron II
Power steering fluid litres	1.2

Brakes & wear limits

Brake disc thickness

Brake discs on the Alfa Romeo 147 3.2 GTA (2002–2008) are replaced at a minimum thickness of 30 mm (ventilated) front and 9 mm rear.

Minimum disc thickness
Minimum disc thickness for replacement - ventilated Front	30 mm
Minimum disc thickness for replacement Rear	9 mm

Brake disc and drum dimensions

Minimum disc thickness
Parking brake travel No. of notches	1-3

Service & electrical

Ignition timing

The ignition timing on the Alfa Romeo 147 3.2 GTA (2002–2008) is not adjustable.

Ignition timing - basic BTDC °Engine/rpm	Not adjustable

Battery

The Alfa Romeo 147 3.2 GTA (2002–2008) uses a 12 V, 60 Ah battery.

Battery V/RC(Ah)	12 (60)

Tuning and emissions

Ignition advance checks °Engine/rpm	ECM Controlled
Idle speed rpm	700±50 Not adjustable
Oil temperature °C	80
CO level at idle speed - tailpipe Vol. % CO	0,5 Max Not adjustable
HC level at idle speed ppm	100
CO2 level at idle speed Vol. % CO2	14,5-16
O2 level at idle speed Vol. % O2	0,1-0,5
Increased idle speed for CO test rpm	2500-2900
CO content at increased idle speed Vol. %	0,3
Lambda at increased idle λ	0,97-1,03

Starting and charging

Alternator output A/V/rpm	120/14/6000

Service checks and adjustments

Radiator cap bar	0,98
Thermostat opens °C	85-89

Fuel system

System pressure bar	3,5

Spark plugs

Spark plugs Original equipment	NGK
Spark plug Type	RPFR6B
Spark plugs Make	NGK
Spark plug Type	RPFR6B

Tightening torques

Cylinder head bolt torque

The cylinder head bolt torque for the Alfa Romeo 147 3.2 GTA (2002–2008) is 24-26 Nm.

Cylinder head
Renew bolts	No
Tighten	24-26 Nm
Tighten	228°-232°

Other engine tightening torques
Cylinder head instructions	—
Main bearings Renew bolts/nuts	No
Main bearings Stage 1	25 Nm
Main bearings Stage 2	79°
Big end bearings Renew bolts/nuts	No
Big end bearings Stage 1	—
Big end bearings
Oil pump to cylinder block	45-55 Nm
Sump bolts	14-17 Nm
Sump drain bolt	45-55 Nm
Flywheel/driveplate	29-32 Nm+50°
Clutch pressure plate	26-30 Nm
Crankshaft pulley/damper centre bolt	228-252 Nm
Camshaft sprocket/gear	72-88 Nm
Camshaft carrier/cap	18-20 Nm
Camshaft/rocker cover	14-17 Nm
Inlet manifold to cylinder head	19-23 Nm
Exhaust manifold to cylinder head	24-30 Nm
Exhaust downpipe to manifold	23-28 Nm
Water pump	8-10 Nm
Spark plugs	24-30 Nm
Fuel rail	6-8 Nm
Camshaft position (CMP) sensor	7-8 Nm
Engine coolant temperature (ECT) sensor	17-21 Nm
Lambda sensor (Oxygen)	40-50 Nm
Knock sensor (KS)	23-28 Nm
Engine oil pressure switch	22-26 Nm
Chassis tightening torques
Front hub	71±3 Nm+41°±2°
Rear hub	320±16 Nm
Steering rack/box mounting	130±13 Nm
Steering track rod end	29-36 Nm
Brake disc to hub Front	10-14 Nm
Brake caliper to carrier Front	52±6 Nm
Brake caliper/carrier to hub Front	117±6 Nm
Brake disc to hub Rear	8-13 Nm
Brake caliper to carrier Rear	50 Nm
Brake caliper/carrier to hub Rear	50±5 Nm
ABS sensor Front	8±1 Nm
ABS sensor Rear	8±1 Nm
Road wheels	98 Nm Alu=120 Nm

Air conditioning

No. of AC service connectors	2
Air conditioning restrictor type	Expansion valve
Compressor clutch/magnetic coupling	Yes
Compressor variable displacement solenoid	No
Air conditioning refrigerant Type	R134a

Frequently asked questions

What is the firing order of the Alfa Romeo 147 3.2 GTA?

The firing order for the Alfa Romeo 147 3.2 GTA (2002–2008) is 1-4-2-5-3-6.

How much oil does the Alfa Romeo 147 3.2 GTA take?

What are the valve clearances for the Alfa Romeo 147 3.2 GTA?

Valve clearances on the Alfa Romeo 147 3.2 GTA (2002–2008) are hydraulic — they self-adjust, so no manual clearance figure applies.

What is the cylinder head torque for the Alfa Romeo 147 3.2 GTA?

The cylinder head bolt torque for the Alfa Romeo 147 3.2 GTA (2002–2008) is 24-26 Nm.

What is the ignition timing for the Alfa Romeo 147 3.2 GTA?

The ignition timing on the Alfa Romeo 147 3.2 GTA (2002–2008) is not adjustable.

What is the minimum brake disc thickness for the Alfa Romeo 147 3.2 GTA?

Brake discs on the Alfa Romeo 147 3.2 GTA (2002–2008) are replaced at a minimum thickness of 30 mm (ventilated) front and 9 mm rear.