Yet another 273 build advice thread!

Lee Prim said

... We are building a mild low maintenance engine. The two barrel carb, points and solid cam were at the top of the list of things that HAD TO change.

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Why spend money, just use the hydraulic setup. However Chrysler adjustables are not maintenance hogs. I have adjusted mine twice in 300,000 miles. Solid lifter cams also seem to last longer. Never had a solid lobe go away. Stock and relatively mild street builds. Anyway, good luck.