Posted by Gary in CO [173.245.50.201] on Monday, January 16, 2017 at 12:36:37 :
In Reply to: Re: 1959 cummins sweptside posted by Kaegi [108.162.246.44] on Monday, January 16, 2017 at 01:05:20 :
Ya Poly. Original, reliable and torque especially with the new manifold and a .256 cam from Gary P. My 5000lb TWPW has a stock (Weiand 4bbl) Poly and I got 20mpg.
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