... is viton , color is black valve stem seals for cummins engine , material is viton , color is blackWe are a manufacturer in ... of valve seals for various Engine .Such as TOYOTA ,NISSAN,SUZUKI ,FIAT , VOLKSWAGEN ,MISTUBHI,HONDA,DAEWOO,CUMMINS,FORD and others cars and ... , 09289-05012, 12210-PT2-004/12211-PJ7004 Valve seal for cummins engine