70 318 with 340 internals/Cyl Head

340sFastback said

Found this one another thread around here:

View attachment 1715999808

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Alrighty Then! So from this document of some origin (lol), looks like the 1970 340 internals swap into the 1970 318 is a good upgrade! Especially with some boost. Getting all of the casting numbers tomorrow after work. Thanks 340 s.