Kit stage 1- 998cc HS4 RC40 sortie centrale
Kit stage 1- 998cc HS4 RC40 sortie centrale + detente
Kit stage 1 Maniflow double sortie centrale 998cc double silencieux freeflow
Kit stage 1- 1275 cc HIF44 RC40 central
Kit stage 1 Maniflow simple sortie centrale 1275cc COOPER