Cm871 Incredibly rusted bolts

[Nostalgic]

(03-22-2023 )rapidisimo Wrote:  Do the exhaust manifold bolts penetrate all the way into the engine block? Just wondering if I can drill out the broken bolts without pushing pieces into the engine block.

Head, not block, and I wouldn't attempt to drill them out myself unless I had the jig. Freehand, you risk hitting a coolant jacket. A lot of people have luck spinning them out with a pick, but it's easiest to just mig a nut on and spin them out.