Quote:
Originally Posted by SilverMiner
I am in agreement with KQQL here. In the past 18 months I added Hedman 69230 headers to my 1980 K10 Suburban. They installed beautifully, work fine, but I have experienced no noticeable increase in my Butt Dyno to justify the purchase. The inconvenience of changing spark plugs have not been compensated by any greater power. I wish now I would have kept the factory logs just for the convenience factor.
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After reading this thread I am now thinking of keeping the Factory Exhaust Manifolds and simply upgrading to dual exhaust. I may want to go to a better manifold but that will be a different thread.
You guys are great!! Thanks again for the advice.