I’m anxious to hear the assessment of the crank journal. I have a forged Scat 4.25” myself, although it’s for 3” mains. Still in the box, but I will go over it with the proverbial fine toothed comb.
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Hoping to finish a project while I'm still able to push the clutch in.... 
1963 Tempest Convertible (Ram Air IV w/4” stroke), TKX, 9-inch w/3.70 gears and triangulated 4-link) Pictures
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