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Unread 05-16-15, 11:26 PM
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hharney hharney is offline
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Join Date: Jul 2002
Location: Michigan (8D4)
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The factory re-man's (like yours) are already run in the test cell for an hour at least. This is really a great advantage. Mine came out of the gate with all vitals stable on the maiden test flight.

I like to keep a close eye on CHT's (JPI 6 point) and put some cruise time for the first 5 or so hours. Nice 1 to 1.5 hour legs while varying RPM's every 30 minutes. Keep the CHT's hot but not close to red line. 325 to 350 max and at cruise 300 to 325.

Attached is a nice write up that a good friend did. He has an late model G riley conv
Attached Files
File Type: pdf New Cylinder Engine Break-in Procedure.pdf (166.4 KB, 5675 views)
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Herb R Harney
1968 337C

Flying the same Skymaster for 47 years
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