Rancilio Silvia Espresso Machine - 4 Piece OEM Group Repair Kit OEM Rancilio Silvia Kit Includes: 1 Silvia Group Head Gasket - Part No. 36301030 1 Stainless Steel Group Head Shower Screen - Part No. 40200005 1 Sainless Steel Group Head Jet Breaker - Part No. 25139001 1 Group Screw - Part No. 37030518