Cummins Onan Generator Spark Plug - 167-1638
The use of Green Label, resistive, original equipment spark plugs will keep your Cummins Onan genset working properly. Use of other non-resistive plugs can cause generator shut downs without fault codes.
Fits Onan Generator Models: Carb - HGJAC (Spec A-K), LP LiQuid - HGJAC (Spec A-K), LP Vapor - HGJAC (Spec A-K), Carb - HGJAB (Spec A-K), LP LiQuid - HGJAB (Spec A-K), LP Vapor - HGJAB (Spec A-K), LP Liguid - HGJAA (Spec A-K), EFI - HGJAA (Spec A-K), LP Vapor - HGJAA (Spec A-K).