I ran my new hopped 661 for the first time yesterday and it’s a beast. Great throttle response and tons of low end torque!!!
It’s the one on the far side, I know... it doesn’t look modified.
Gary Hunt near Roseberg Oregon did a 660 for me a few years ago and not only has it held up well it is awesome!!!
I am getting ready to have a friend do a 661. He will send it to a machine shop to have the crank work done and he will do piston, cylinder and timing work. He has done a few of...
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