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Older aero crankshaft into spree?

Posted: Fri Nov 20, 2015 9:47 am
by Ruckenstein
Just wondering if anyone has ever tried to take the old crank out of a first gen aero and slap it into a spree motor. I'm currently swapping an aero 80 motor into a first gen aero and have a bad motor sitting.

Re: Older aero crankshaft into spree?

Posted: Fri Nov 20, 2015 3:23 pm
by 1man8scoots
Haven't tried it yet. Is it an ab07 or af05e aero?

Re: Older aero crankshaft into spree?

Posted: Fri Nov 20, 2015 3:56 pm
by Ruckenstein
Ab07

Re: Older aero crankshaft into spree?

Posted: Fri Nov 20, 2015 9:46 pm
by Wheelman-111
Greetings:

AF05 Aero shared the same bore & stroke dimensions with the Spree, obviously with differences in the output end of the crankshaft. However the AF07 early Aeros had a nearly-square 40 x 40 bore/stroke, so my guess is there's not chance it'll fit without mods to the cylinder base gasket and port timing. On the other hand, you'd have a mini-stroke Spree. Another Forum First!

Re: Older aero crankshaft into spree?

Posted: Sat Nov 21, 2015 11:36 am
by patthesoundguy
I really love this thread! I totally love when people ask qiestions of this nature. These kinds of threads really push the boundaries of what we have seen and done already. Great stuff!