Piaggio Sfera RST 50cc DENSO W27ESR (BR9ES) Spark Plug

Piaggio Liberty RST Post 50cc 2T BR9ES NGK Spark Plug

Piaggio Sfera 50cc (1991-94) BR9ES NGK Spark Plug

Piaggio NRG Extreme 50cc AC (Disc / Drum) NGK B9ES Spark Plug

Piaggio Liberty RST 50 2T BR9ES NGK Spark Plug

Piaggio Zip 50cc 2T AC RST (1996 Onwards) (Drum / Drum) BR9ES NGK Spark Plug

Piaggio Sfera RST 50cc Naraku 14-R9-LS (BR9ES) Spark Plug

Piaggio Zip 50cc 2T AC RST (1996 Onwards) (Disc / Drum) BR9ES NGK Spark Plug