Have a 71'. Fan speed won't come on in hi position of the 4 position switch. I was told it is a resistor in the back of the duct work. Has anybody had this problem and how do you change it. I have a new one. I have searched threads and found none on this problem.
In Sept. I changed out my intake manifold to a aluminum one. I have a 71'/270hp/4spd.78k miles, second owner, engine never gone thu. Then I repainted valve covers. When I pulled them off, in the cornners where the head bolts are recess a little, sludge had built up thick enough to scoop it out...
Ok, sorry it took to long to get back on this. Here are the facts & numbers. I changed out the stock intale manifold to a Edelbrock 2101 aluminum. I wanted to put a 1" spacer under carb. For every 10 dreeges lower in temp = 1% in hp gain. A 1" spacer WON'T fit, BUT a 3/4" will. I have at lease...
This is what I have found out. I'm changing my stock 71' intake maniflod to a Edelbrock aluminum # 2101 Performer the only one that will work and fit pre 86' heads on a 270hp engine and hood clearance. There is enough hood clearance to put a 1" spacer with gaskets, (2) one top one bottom of the...
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