There are 2 versions of the block bracket. The 1 pictured above by donsz is a 60, early 61.
SEE: https://www.348-409.com/forum/threads/power-steering-pumps.53704/post-634386
Jeff
This below has to be correct. I found it on the internet!
Jeff
L76 Chevy 327 Engine Specs:
Horsepower: 365hp @ 6,200 rpm
Torque: 350 lb-ft @ 4,000 rpm
Compression Ratio: 11:1
Displacement: 327 cubic inches
Cylinder Bore: 4.001”
Stroke: 3.25”
Heads: Iron “double-hump” 461 castings, 2.02” intake...
You need to either mock it up and measure or do some good measuring. Mock up is probably best. You may have enough left on the deck to just cut and use your Fel-Pro's. The Best gasket is available in .054. Cometics are fine, just more expensive. You need to figure out where you need to be...
Personally, I can't say as I have a preference. You essentially have 4 choices, Fel-Pro, Best, Cometic and if you can find them, original GM steel shim. Original GM has 348 & 409 gaskets. Different bores.
Jeff
In the aftermarket world I don't think anyone offers a 3.75 stroke/383 crank to fit a small journal crank version block. If your block is the large journal version you can easily make it a 383 and no one will be the wiser except you. You could use the original 327 block & heads. Except the 8"...
From what know the tri power covers had the wire looms shorter. Getting the wires to just barley clear the cover body. On the short loom cover that I have the loom looks taller than a "tri Power" cover. ???????? And I have 2 different heights between L & R. Maybe a GM vendor thing??? But the...
There is no height advantage, the only extra room is at the end because of the shape. Center cover is 59 up style. But can someone elaborate on the difference in loom height of the 2, 58's. The short loom/right cover looks to tall for a tri power cover.
Jeff