11171 Key, used on the Elliott MPSG 10, 12, 17, 19 and 21 Micro Power System generators build 76 Notice shape of gasket

Notice shape of gasket

There were  similar adapters produced from Hercules and the difference was some adapters had more openings or none at all

Lister Petter Valve Cover Joint

657-34181 LPA2  gasket set

11171 Key, used on the Elliott MPSG 10, 12, 17, 19 and 21 Micro Power System generators build 76 Notice shape of gasket11171 Elliott key, used on the MPSG model of generators. The new key will look just as it is in the picture or may have a slightly different shape, but very close. We have 1 original OEM key left and then the supplier changed the new shape slightly but functions the same as original. This will be item number 7 in the Elliott drawing,