Supply of Set of spring kit for C3W distributor valve, F1 selector valve, MU2B valve consisting of 12 items. I. C3W Distributor valve: 1. Spring to Wabco Pt. No. 19187000 and to SIL Part No. 08473641- 01 No/ set. 2. Spring to Wabco Pt. No. 18993100 and to SIL Part No. 08480941- 01No/ set. 3. Spring to Wabco Pt. No. 19188100 and to SIL Part No. 08472041- 01No/ set. 4. Outer Spring to Wabco Pt. No. 19199000 and to SIL Part No. 08481241- 01No/ set. 5. Spring to Wabco Pt. No. 1902700 and to SIL Part No. 08481141- 01No/ set. 6. Spring to Wabco Pt. No. 19196500 and to SIL Part No. 08476941- 01No/ set. 7. Spring to Wabco Pt. No. 19196800 and to SIL Part No. 08478241- 01No/ set. 8. Spring to Wabco Pt. No. 19201000 and to SIL Part No. 084475541- 01No/ set. 9. Spring to Wabco Pt. No. 19200901 and to SIL Part No. 08481041- 01No/ set. 10. Spring to Wabco Pt. No. 19188100 and to SIL Part No. 08472041- 01No/ set. II. MU2B valve: 11. Spring kit for MU2B Wabco Part No. 539587 and to SIL Part No. 30280400- 01No/ set. III F1 selector valve: 12. Spring F1 Selector Wabco Part No. 559314 and to SIL Part No. 30375400- 01No/ set.