Alfa Romeo1983–1987Technical specifications

Alfasud Sprint 1.5: Technical specifications

Workshop data for the 1.5-litre petrol (engine code 301.46). Covers engine, fluids, service and torques: the figures to check before a job or a parts order.

Summary

Match the engine code (301.46) to the vehicle before ordering parts or applying these figures.

Vehicle specifications

Overview

Make
Alfa Romeo
Model
Alfasud Sprint
Years
1983–1987
Fuel
Petrol
Engine code
301.46

Performance & efficiency

Power
77 kW (105 hp)
Engine size
1,490 cc
Cylinders
4 · OHC
Compression ratio
9.0:1
Fuel system
Weber

Fluids & capacities

Engine oil (with the filter)
4.0 litres
All 84 specifications below

Engine & identification

Vehicle identification

No. of cylinders Type4/OHC
Capacity (Fiscal) cc1490 (1474)
Output - alternative kW (DIN hp) rpmCat=75 (102)
Compression ratio :19,0
Suitable for unleaded petrolYes
Minimum octane rating RON98/95
Ignition system MakeBosch
Ignition system TypeTSZ-i
Ignition system DescriptionTrans-i
Fuel system MakeWeber
Fuel system Type36 IDF
Fuel system DescriptionCarb-2V

Ignition system

Ignition coil MakeBosch
Ignition coil Type0 221 600 002
Ignition coil supply voltage + with ballast V11,0
Primary resistance Ohm2,88-3,52
Distributor (ECM) MakeBosch
Distributor (ECM) No.0 237 005 004

Firing order

The firing order for the Alfa Romeo Alfasud Sprint 1.5 (1983–1987) is 1-3-2-4.

Firing order1-3-2-4

Valve clearances

Valve clearances for the Alfa Romeo Alfasud Sprint 1.5 (1983–1987) are 0,40 mm inlet and 0,50 mm exhaust, measured cold.

Valve clearance - INLET mm0,40 cold
Valve clearance - EXHAUST mm0,50 cold

Engine oil & fluids

Engine oil

The Alfa Romeo Alfasud Sprint 1.5 (1983–1987) takes 4.0 litres of engine oil with the filter.

A listed engine oil option is SAE 10W-50 for moderate climates, with API/ACEA classification SF.

A listed engine oil option is SAE 15W-50 as an alternative for moderate climates.

Manual gearbox

The manual gearbox has a listed capacity of 3.5 litres. The specified oil is SAE 80W-90.

Coolant

The listed total cooling-system capacity is 7.0 litres.

Grades, filling conditions and capacities

Lubricants and capacities — complete reference
Engine oil options
Ambient temperature range Moderate climate
Engine oil grade SAE 10W-50
Engine oil classification API/ACEA SF
Ambient temperature range Moderate climate alternative
Engine oil grade SAE 15W-50
Engine with filter(s) litres 4.0
Other lubricants and capacities
Manual transmission oil grade SAE 80W-90
Manual transmission litres 3.5
Cooling system - total capacity litres 7.0

Service & electrical

Ignition timing

Basic ignition timing for the Alfa Romeo Alfasud Sprint 1.5 (1983–1987) is 8°±1° BTDC at 900 rpm.

Ignition timingWithout vacuum
Ignition timing - basic BTDC °Engine/rpm8±1/900
Ignition timing - alternative °Engine/rpm95, Cat=4±1/900

Battery

The Alfa Romeo Alfasud Sprint 1.5 (1983–1987) uses a 12 V, 36 Ah battery (reserve capacity 60 minutes).

Battery V/RC(Ah)12/60 (36)

Spark plugs

The Alfa Romeo Alfasud Sprint 1.5 (1983–1987) uses Lodge 25HL spark plugs with a 0,6 mm electrode gap.

Spark plugs Original equipmentLodge
Spark plug Type25HL
Electrode gap mm0,6
Spark plugs MakeBeru
Spark plug Type14-5DU
Electrode gap mm0,7
Spark plugs MakeBosch
Spark plug TypeW6DC
Electrode gap mm0,7
Spark plugs MakeChampion
Spark plug TypeRN6YC
Electrode gap mm0,6
Spark plugs MakeNGK
Spark plug TypeB7ES
Electrode gap mm0,6

Tuning and emissions

Ignition advanceWithout vacuum and basic timing
Ignition advance checks °Engine/rpm0-6/1200
Ignition advance checks °Engine/rpm18-22/2800
Ignition advance checks °Engine/rpm24-28/6000
Vacuum checkIgnition timing advances
Vacuum range °Engine10-12
Vacuum starts mbar53
Vacuum ends mbar399
Idle speed rpm850-1000
Oil temperature °C70
CO level at idle speed - tailpipe Vol. % CO3,5 Max
CO level at idle speed - tailpipe (Cat) Vol. % CO0,5 Max
CO level at idle speed - sample pipe Vol. % CO0,1-1,0
HC level at idle speed ppm300
HC level at idle - alternative ppmCat=100
CO2 level at idle speed Vol. % CO213-16
O2 level at idle speed Vol. % O20,5-2,0

Starting and charging

Starter motor MakeBosch
Starter motor Type0 001 211 215
Minimum starting voltage V10,0
Maximum cranking amps A97-119
Alternator MakeBosch
Alternator Type0 120 489 798
Alternator output A/V/rpm45/14/2000
Regulated voltage V13,7-14,5

Service checks and adjustments

Oil pressure bar/rpm4,5 Max
Thermostat opens °C81-85
Drive belt size - alternator mm9,5x888
Drive belt tension - alternator/PAS/AC mm15

Fuel system

Fuel pump delivery pressure bar0,4

Tightening torques

Cylinder head instructions—
Other engine tightening torques
Main bearings Stage 1—
View more information—
Main bearings
Big end bearings Stage 122-24 Nm
Big end bearings Stage 244-49 Nm
Flywheel/driveplate96-107 Nm
Spark plugs25-33 Nm
Chassis tightening torques
Front hub—
Driveshaft hub bolt
Road wheels65-80 Nm

Frequently asked questions

What is the firing order of the Alfa Romeo Alfasud Sprint 1.5?

The firing order for the Alfa Romeo Alfasud Sprint 1.5 (1983–1987) is 1-3-2-4.

What spark plugs does the Alfa Romeo Alfasud Sprint 1.5 use?

The Alfa Romeo Alfasud Sprint 1.5 (1983–1987) uses Lodge 25HL spark plugs with a 0,6 mm electrode gap.

How much oil does the Alfa Romeo Alfasud Sprint 1.5 take?

The Alfa Romeo Alfasud Sprint 1.5 (1983–1987) takes 4.0 litres of engine oil with the filter. A listed engine oil option is SAE 10W-50 for moderate climates, with API/ACEA classification SF. A listed engine oil option is SAE 15W-50 as an alternative for moderate climates.

What are the valve clearances for the Alfa Romeo Alfasud Sprint 1.5?

Valve clearances for the Alfa Romeo Alfasud Sprint 1.5 (1983–1987) are 0,40 mm inlet and 0,50 mm exhaust, measured cold.

What is the ignition timing for the Alfa Romeo Alfasud Sprint 1.5?

Basic ignition timing for the Alfa Romeo Alfasud Sprint 1.5 (1983–1987) is 8°±1° BTDC at 900 rpm.

What battery does the Alfa Romeo Alfasud Sprint 1.5 use?

The Alfa Romeo Alfasud Sprint 1.5 (1983–1987) uses a 12 V, 36 Ah battery (reserve capacity 60 minutes).

More on the Alfasud Sprint