Big Twin Chopper from the 70's

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animal12
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Big Twin Chopper from the 70's

#1

Post by animal12 »

Stumbled across this tonight on youtube . thought I'd post it after there was some conversation about it a few months back .

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Mongrel505558
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Re: Big Twin Chopper from the 70's

#2

Post by Mongrel505558 »

Reminds me of those machines with the big slicks spinning backward that they use at drag strips to lay down rubber on the track. I do like the symmetry of the motors, with a the front and rear heads and jugs swapped on the left side motor.
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Re: Big Twin Chopper from the 70's

#3

Post by RooDog »

At a dealers' show, more than a few years ago, there was on display a custom engine that used two Evo top ends on a custom cast set of mono-block cases, custom crank and internals. From the side it looked like a normal engine, but up close it was plain to see that one pair of jugs & heads were reversed with the carbby out the left side. Standard single primary on the left. I don't remember how the cams were arranged, but this four cylinder mill was over 160 inches and in a chassis....
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