Steel Soldiers now has a few new forums, read more about it at: New Munitions Forums!
Microsoft MSN, Live, Hotmail, Outlook email users may not be receiving emails. We are working to resolve this issue. Please add support@steelsoldiers.com to your trusted contacts.
What is the fuel? Off-road diesel? It also may have contaminants in the fuel lines from running other fuels in it that could be causing the blue smoke.
I remember seeing a tractor do that once, I believe it had off-road diesel in it and it belched blue smoke under load.