I would not have ever thought this 15 cent part would be so hard to source.[/quote]
The folks over at Crate Engine Depot have posted scans of the illustrated parts breakdowns for the LSJ engine. The direct link is here, though that may go dead (find it on page 2 of "Top > Engine Components > Ecotec & 4-Cyl Components > Cobalt LSJ Engine Parts Listings").
Of course, before I found that web reference, I set up the complete Microcat system here:
