Lead Substitute Valve Saver (LS)
Nulon Lead Substitute Valve Saver makes unleaded petrol safe for use in all vehicles designed to run on leaded petrol. Lead Substitute uses the latest and safest potassium technology to provide unsurpassed valve and valve seat protection.
Older engines with cast-iron cylinder heads can use Nulon Lead Substitute Valve Saver with unleaded petrol for an indefinite period of time to avoid costly cylinder head modifications.
Lead Substitute Valve Saver provides maximum upper cylinder lubrication. It can also be used in vehicles running on unleaded petrol where additional upper cylinder lubrication is required. Nulon Lead Substitute Valve Saver is also the recommended refill for LPG under-bonnet lubrication reservoirs.
Pack sizes
- Reduces valve seat burning & wear
- Helps lubricate top piston rings
- Prevents valve seat recession (VSR)
- Helps clean upper cylinder deposits
- Provides better valve sealing
- Cost-effective solution for classic car owners
- Helps dissipate high temperature from exhaust valves
- Safe for use with catalytic converters or oxygen sensors
| Test | Result |
|---|---|
| Opel Kadet Valve Seat Recession Test | Completely halted valve seat recession |
| M102E Intake Valve Deposit Test | Minimal deposit formation |
| Peugeot 205 GTi Injector Cleanliness Test | No adverse effect |
| Catalyst Durability Test | Within legislation limits |
| 28 Car Field Test | Lower inlet valve depositsLower combustion chamber deposits |
| Turbine Blade Cleanliness Test | No adverse effect on turbine deposits, or turbo-charger function |
Simply add 1 ml per litre of fuel prior to or after filling the fuel tank. This ratio will give protection to all engines under normal everyday driving conditions. For towing or racing and to exceed the Australian Standard AS4430.1-1996, use 2 ml per litre.