For the stuck valve- try both acrylic lacquer thinner and acrylic enamel reducer (not at the same time). Tap lightly with a brass hammer on the valve tip. If you get any movement at all, blow out around the stem with compressed air, then repeat.
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Anybody else on this planet campaign a M/T hemi Pontiac for eleven seasons?
... or has built a record breaking DOHC hemi four cylinder Pontiac?
... or has driven a couple laps of Nuerburgring with Tri-Power Pontiac power?(back in 1967)
... or has a Pontiac born the same year as Jim Wangers? (1926} 
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