Spark Plugs/Bougie d’allumage.
Early Energic motoculteur models B5, C7 4BL and some D9 5BL models used a smaller diameter (14mm – width) spark plug with a 1.25 pitch. Such as the new replacement Bosch RO 10 542, UK 10 Champion L87YC or the NGK 3993 BR10EG. the aperture change with the 408 models.
Or triple;
The new S Bloc engine, late 1934, used a larger diameter (18mm) spark plug with a 1.5 pitch. Such as the new replacement parts of a D16 Champion or an NGK AB6.
For Energic C7 and D9 S Bloc onwards.
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Read more about Energic motoculteur C7 B4L here.
Read more about Energic motoculteur D9 B5L here.
Read more about Energic motoculteur D9 S Bloc here.
Read more about Energic motoculteur C7 S Bloc here.
Read more about Energic History here.
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