Rod bearing question

Case1951

Member
I have rod bearings that are marked 9785 sb

No other numbers I can find and I tried to order more bearings based on the 9785 sb, but I'm going to measure to be 100% certain anyway now

My helper says "sb" means standard bearing more than likely. We plan to measure the journals this weekend to be certain. But now I'm wondering, does the "sb" usually mean it had standard rod bearings? Wouldn't oversize bearings usually be stamped with a number? Thanks
 
What engine are you working on?

Is there a manufacturer or trademark on the inserts?

Some bearings are marked with deviation from standard. If and actual marking can vary with manufacturer.
 
Standard size is usually designated "std" or nothing at all. "sb" is probably part of a part number. A quick search tells me this may be a MM engine. The undersizes are usually stamped AFTER the "sb" in the number, like a "20", for .020 undersize. steve
 
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