Car Efficiency

To get the most out of your car, servicing is not enough. Sometimes it is your engine that needs attention. If it is a bad starter, or the engine is running fast your car is not running efficiently and is wasting you valuable fuel.


The answer is to book an engine tune through Specialistune. Celebrating its 30th year of car service, Specialistune can make your car run efficiently again. As part of the engine tune, we pay attention to the following details:

Pre-tune Checks

To begin with, the following initial checks are made.

• Engine oil level
• Radiator cap seal
• Fan belt condition
• Fan belt tension
• Battery external and connections
• Electrolyte level
• Battery secure
• Crank case breathing system
• Manifold vacuum

Starter Circuit Operation

To ensure your car's ignition is okay the following components are checked.

• Resistor by-pass operation
• Cranking rpm
• Battery voltage
• Cranking voltage
• Battery cell condition

Engine breathing

To aid the running of your engine the following is checked .

• Cranking vacuum

Engine breathing efficiency

To make sure the engine is running efficiently the following are checked .

• Manifold vacuum
• PCV valve operation
• PCV variation

Ignition System

To ensure your car starts first time the following components of the car's ignition system is checked.

• Distributor cap/Coil tower
• Rotor Arm Contact breakers
• Pick-up air gap (elec ignition)
• Lubrication
• Distributor resistance
• S.W. voltage
• Cranking dwell
• Electronic ignition switching
• Cranking coil output
• Coil resistance
• Firing order
• Coil polarity
• C.B. points
• Condenser action
• Coil action
• Dwell @ ... rpm
• Dwell variation with vacuum
• Dwell variation without vacuum
• Cam-lobe variation
• Rotor air gap
• Max. coil output
• Secondary insulation
• Secondary resistance
• HT Leads
• Plug leads under acceleration
• Electronic ignition operation

Ignition Timing

To aid efficient starting of your engine the following is checked .

• Digital setting @ ... rpm
• Mechanical advance @ ... rpm
• Vacuum advance
• Vacuum retard
• Total advance @ ... rpm
• Cam-belt alignment check

Combustion efficiency

To save fuel; to increase power and to reduce harmful emmissions, Specialistune uses the Ecoflow product. To ensure the correct working of your engine we check the following .

• Spark plugs under acceleration

Carburation / Fuel Injection

For optimum efficiency the following components of the car's fuel mix is checked.

• Air filter
• Fuel filter
• Gaskets & Diaphragms
• Metering needle position
• Piston movement
• Dashpot oil level
• Fast idle speed
• Choke/cold start on
• Injection operation
• Choke/cold start off
• Anti run-on device operation
• Carburettor balance
• Idle speed
• Fuel mixture idle
• Fuel mixture cruise
• Fuel mixture high speed
• Fuel mixture acceleration
• Fuel pump volume/pressure
• Anti stall device operation
• Air filter thermal control operation

Charging System

To aid successful charging of your car's battery the following are checked .

• Charging voltage under load
• Diode Test

Spark Plugs

To ensure efficient running of your engine the following are checked .

• Type
• Gap
• Spark plugs under acceleration
• Serviced/Replaced

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