318 stroker

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moparcas

moparcas
Joined
Mar 16, 2010
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Fraser, MI
What crank do i need to make a stroker 318. I am not sure on the bearing size but i think its same as 340.:read2:
 
you would use the same one listed for the 340/416, your displacement would be about 390. you could also use the 4.125 crank from K1 that would take the 340 to about 427" or make your 318 about 401 .
 
the easiest route is 4 crank...uses same diameter bearing as the 318/340 engines do.

whoever you buy the crank from...buy the bearing also...depending on wheather is is a forged or cast crank the rod bearing will need fit the radius of the rod journals./

KB makes a forged piston flat top or dish......scat I beam 4340 rods do not need any grinding.
 
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