Lost compression in two cylinders on a 600 hr engine

[bturner]

Don't know if they'd have one but have you tried calling Michigan Motorz to see if they have one or if they don't maybe they'd know a place that might. They're one of the largest reman and new replacement shops for marine engines up here.

https://www.michiganmotorz.com/

[MDRichmond]

Found a set that should arrive on Monday. Thanks.