supply of o/h kit for gm type , o/h kit for gm type m/s. topgrip make auto drain valve consisting of 10 items as follows. 1)seat(teflon), part no. t-52/14. qty/set. = 02 nos. 2) o ring id 2 - 5/8, part no. t-52/03. qty/set. = 01 no. 3) o ring id 1 - 7/16, part n o. t-52/06. qty/set. = 02 nos. 4) o ring id 1/4, part no. t-52/07. qty/set. = 01 no. 5) o ring id dia 0.67 x 0.103 thick, p art no. t-52/10. qty/set. = 01 no. 6) seat(teflon), part no. t-52/14. qty/set. = 02 nos. 7) seat washer, part no. t-52/16. qty/set. = 01 no. 8) spacer, part no. t-52/15. qty/set. = 01 no. 9) o ring id 5/16, part no. t-52/13. qty/set. = 01 no. 10 ) o ring id 15/16, part no. t-52/23. qty/set. = 01 no. [ warranty period: 30 months after the date of delivery ] ]