thanks again BRAAP friend, check this out, if one is to use a mopar v8 Magnum(based on the LA engine,lots of them)
http://en.wikipedia.org/wiki/Chrysler_LA_engine
and use one of this 4 cylinder racing engines crankshafts(based on the V8 Magnum LA engine too)
http://www.bpemopar.com/MIDGET.htm
http://www.allpar.com/mopar/la4.html
and we have our flat plane V 8....(with some custom work ofcourse)..
check the flat plane crank shafts on that website, they have 2 types, a fully finish one and one that you can work on to make a custom fit....
Forged Midget Crankshaft
This fully machined Midget Crankshaft features 2.000" rod journals for use with generic racing rods, and a 6-bolt generic bolt pattern on the crank flange. 4340 forged steel.
*P5007907 Forged Midget Crankshaft-3.075" Stroke (A-4 Block)