Spark boosting device

Spark device for internal combustion engines

Spark distributor

Spark electrodes with adjustable gap

Spark ignition device for internal combustion engine

Spark ignition engine

Spark ignition system for an internal combustion engine

Spark ignition systems for internal combustion engines

Spark ignition systems for internal combustion engines

Spark ignition systems for internal combustion engines

Spark ignition systems for internal combustion engines

Spark plug

Spark plug

Spark plug

Spark plug

Spark plug adapter

Spark plug adapter and process

Spark plug and adapter for lean mixture engine cylinders

Spark plug and cylinder head assembly ensuring reliable...

Spark plug and ignition apparatus using same