RCU Forums - View Single Post - HELP! Irvine .40 MKII really low compression
Old 07-16-2019, 02:48 PM
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TampaRC
 
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Default HELP! Irvine .40 MKII really low compression

I just got what appears to be an unrun engine, but the comp is really low. Its a ringed engine. Glow plug is tight. Its been a long time since I had a ring engine. Are they supposed to be like this?

Last edited by TampaRC; 07-16-2019 at 03:44 PM.