You have a valve plate problem . It could be a slipped "o" ring to a bad reed valve. There are rebuild kits for that purpose. The kits include a valve plate assembly. It covers all the bases. When you look at this area pay attention to the partitions of the head gasket/"o"ring. You may avoid the cost of the kit.
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You have a valve plate problem . It could be a slipped "o" ring to a bad reed valve. There are rebuild kits for that purpose. The kits include a valve plate assembly. It covers all the bases. When you look at this area pay attention to the partitions of the head gasket/"o"ring. You may avoid the cost of the kit.