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620 dully automatic 78 L20


mytoy521

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Hey bros let me pick yall brains, 78 automatic.with an L 20 bone.stock that had all that smog garbage. I took it all of to make it all cleaner and more easier to.work on. My little brothet is a little less mechanicly inclimed than I am. The truck drove fine shifting.smoothly while driving, but there we go riping smog everytning off now the truck will not shift while driving. It itles fine but wil.not past 30 miles or so motors rebs up high stressed like. Hope you.guys.

 

wil lead.me on hay to look.for or what to do.thanksUn

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