Question on Forged 318 crankshafts

[mike340duster]

Hi, i was wondering what years did the 318's have the forged crank in them, also are 318 and 340 cranks interchangeable

i been searching for a little while but no luck

thanks
mike

 

[EL5DEMON340]

all the way up to 71 forged maybe begining of 72, 318/340 same, 318 rods were different,

 

[mike340duster]

thanks very much now off to bone yard tommarow to find me a crank

 

[EL5DEMON340]

make sure you get the balancer, if not i have one for a early72 318/340 steel crank, also have some better 360 rods that are bushed (full floater style).

 

[mike340duster]

i have the balancer from my old 340 crank and im buying new rods thanks for the help tho