Spark plug Naraku 14-R8-SS (BR8HS) Produced according to the OEM guidelines of Japanese vehicle manufacturers for perfect repairs and durability. Wrench size: 20.8mm Thread diameter: 14.0mm Thread length: 12.7mm Electrode gap: 0.7mm Resistance: suppressed, 5kOhm
Spark plug NGK Iridium BR10EIX
Spark plug Naraku Iridium 14-R8-SIR (BR8HIX)
Spark plug long thread NGK RACING BR9EG
Key spark plugs 13x11x21-22 Piaggio Vespa Px 125-150cc