Ping, Knock, Detonation, LSPI (Low Speed Pre-Ignition) or Super Knock
These are names for conditions that can cause damage to the pistons in our engines. LSPI (Low Speed Pre-Ignition), the newest of this type of phenomena is also the most damaging. This “Super Knock” can occur when turbo charged gasoline direct injection engines’ computers are set to maximize fuel economy and are operating in a low speed high torque situation.
AMSOIL® has formulated a number of synthetic lubricants that achieve 100% protection against LSPI in the engine test required by the GM DEXOS ® 1 gen 2 specification.
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