Idles ok, a little low. Seems to have full power.
No water discernible on the oil dipstick, but I haven't pulled the oil drain plug yet. And I haven't yet pulled the spark plugs.
Seems like head gasket, right? -- but the blue smoke? And to have it idle and run ok -- ?? This has me puzzled.
What else might I consider as the source of the problem?
Dave G.