I responded to your PM via PM.
But just to get the ball rolling here, I expresses the opinion that 3M 101 would be a good choice for re-bedding the rudder gudgeon. Given the size of those bolts, and the potential need to remove the gudgeon again in the future, I don't think any adhesive qualities are called for.
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Pacific Seacraft Crealock 31 #62
NEVER CALLS CRUISINGDAD BACK....CAN"T TAKE THE ACCENT