G4171 Colortune for 12mm Spark Plug

G4171 Colortune for 12mm Spark Plug Specially designed for motorcycle engines this low volume colortune maintains the compression ratio of the engine, ensuring better firing of the mixture. Suitable for 12mm spark plug.

Gunson G4171 Motorcycle Colortune Kit 12mm : Automotive

Gunson G4171 Motorcycle Colortune Kit 12mm : Automotive

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Gunson colortune G4171 12ミリプラグ仕様 燃焼室 燃調 キャブ調整｜Yahoo!フリマ（旧PayPayフリマ）