657-23503 ST1 Decarbon gasket set, Supersedes Part Number 657-23501. thermostat this is a ribbed belt

this is a ribbed belt that measures approximately  34

OAL is listed at 12 inches in length

This solenoid is a "24 volt

000-54411 Engine block heater

LPW/S/T/G engines

657-23503 ST1 Decarbon gasket set, Supersedes Part Number 657-23501. thermostat this is a ribbed belt657 23503 Lister Petter decarbon gasket set, former part number was 657 23501. This set is for a single cylinder ST model engine only. This set gives you the necessary gaskets to properly replace the cylinder head on a ST1 engine after removing the built up carbon. The ST model engine was used on numerous applications including generators, fan units, pumps and air compressors.