Replacement VSI filters (+ filter valve) 1 output type: VSI (1 out) Hallmark: E4 67R-010096 With one gas outlet Connection Input: Gas tube with inner size 16mm Connection Output: Gas tube with inner size 12mm Filtration: 10 micron Suitable for gas systems: Prins VSI / Omegas Eurogas / Landi Using the Keihin injector rail.