Re: what is typically more desired the m20 or m21?
[QUOTE=Erik Stroeve (43069);616776]my 1968 L71 still has the original 4.11 and M21.
That thang is a beast!
[QUOTE=Erik Stroeve (43069);616776]my 1968 L71 still has the original 4.11 and M21.
That thang is a beast!
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