Perkins service kit T402381 for use with Electrical Power (genset) 1104C-44TAG2 engines, containing all the parts required for one 500 and one 1000 hour service as recommended in the Operation and Maintenance Manual. All the parts packaged as one easy to use kit, simple re-order with one part number, servicing with genuine Perkins Parts increases your engine performance and productive life. Includes oil, fuel and air filters, rocker / valve train gasket for valve clearance check and fan belt for preventative maintenance. Contains: 2654407, 4816636, 4415122, 26510380, 2614B652, 3681A055. For use on serial number RJ51175 and some RJ, RK, RS, RE, RG, RH, NK, NL and NM serial numbers, check contents appropriate before purchase.