Spark plug NGK 4658 / R7434-9
spark plug NGK Racing Competition 4658 / R7434-9
Characteristics:
Wrench size 16.0 mm
External thread 14.0 mm
Thread length 19.0 mm
fixed SAE connection
Idridium center electrode
for outputs up to 600 hp, as the heat value (9) is colder than standard candles
Scope of delivery:
1 piece spark plug NGK 4658
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