4life 10 Year Advanced Engine Coolant & Anti-Freeze - 1 litre

What is 4life 10 Year Engine Coolant?

4life Advanced Engine Coolant is a long-life engine coolant and antifreeze formulated to provide up to 10 years corrosion protection. It is supplied ready for direct use in the cooling system.

This formulation incorporates a built-in colour change indicator designed to help identify combustion gas contamination associated with head gasket failure.

Key Benefits

• Up to 10 years corrosion protection
• Supplied ready for use
• Freeze protection to approximately −42°C
• High boiling resistance under pressure conditions
• Protects cast iron, brass and aluminium components
• Colour indicator system for early gasket fault warning

Will it fit my Austin Healey?

Yes. Suitable for all Austin Healey BN1–BJ8 and Sprite & Midget models.

Compatible with mixed-metal cooling systems including cast iron engine blocks and aluminium cylinder heads.

It must not be mixed with other antifreeze types. Drain and flush thoroughly before converting from conventional coolant.

What’s Included

• 1 litre 4life Advanced Engine Coolant

Technical Details

• Freeze protection: approx. −42°C
• Colour: Red under normal conditions
• Colour change: May shift towards yellow if combustion gases are present
• Service life: Up to 10 years

Do not add water or other antifreeze.

Installation & Setup

Drain and flush the entire cooling system before filling. Check thermostat, hoses and pressure cap during refill.

Fill directly into the system. Do not dilute. Do not mix with other coolant types.

Why Choose This Coolant?

This product is intended for owners seeking extended service intervals compared with traditional two-year antifreeze. The integrated colour indicator provides a visible warning if combustion gases enter the cooling system.

For conventional service intervals using IAT blue antifreeze, see Alpine Blue Antifreeze Concentrate.

Related: Cooling system components | Austin Healey Cooling Guide