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DP4P & CP4B

They are the same. But one is for a 383 and the other a 440.

Que in all the other engine size comments..
 
Other than the significance difference in weight,
there was nearly no difference in flow over a 301 or
178 numbers production manifolds.

My .02 = For Free!
 
They are:
DP4B, and
CH4B
IIRC, the DP stands for Dodge/Plymouth and the CH stands for Chrysler since the 'big' engines of that time came in the Chrysler brand cars. Correct me if I'm wrong please....
 
Other than that they perform the same?
Would you think that a low deck and a raised deck 383 would perform the same? One is a long stroke and the other is a short stroke engine. How bout a raised deck engine over a low deck engine that has nearly 60 cubic inches more?
 
IIRC, the DP stands for Dodge/Plymouth and the CH stands for Chrysler since the 'big' engines of that time came in the Chrysler brand cars. Correct me if I'm wrong please....
But some of their small block intakes were D's and LD's. D64, D66, D4B, LD4B, LD340.
 
Would you think that a low deck and a raised deck 383 would perform the same? One is a long stroke and the other is a short stroke engine. How bout a raised deck engine over a low deck engine that has nearly 60 cubic inches more?
Good point. Thanks
 
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