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Old 12-01-2023, 04:48 AM
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Kenth Kenth is offline
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Quote:
Originally Posted by steve25 View Post
Something related to piston noise is being overlooked here I think.

Prior to the the first 400 motor in 67 Pontiac pistons where fully round and in my mind other the the issue of having the rods facing the wrong way on the crank if you had a piston in a motor the wrong way I don’t think you would hear much added noise when cold.

Now let’s look at the 350s, 400s, 428s and the 455s with there inventive usage of a Cam ground piston.

Now if you reversed these pistons, yes to me you would be in for a good amount of cold slap noise, and along with the noise comes ware.

Just some food for thought here.
This is from the 1966 Tempest Shop Manual:
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