What is the difference between a 355 and a 383? I know the 383 a 350 stroked .030 and puts out torque likes theys know tomorrow if set up right but thats about it.
Thanxs

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speed is a good thing,
more speed is a better thing
86' SLOW LG4 bone stock
except for a K&N
Future Mods: T56
350-383
miniram

 

A 355 is a 350 bored .030 over. Add a 3.75" stroke crank from a 400 and you get a 383.

The stroke on a stock 350 is 3.48", the bore is 4".

The stroke on a 383 is 3.75". the bore is 4.03"