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I am trying to figure out why I have 1 dead cylinder. I have a 70 Road Runner with a stock 440 6 bbl. and #8 cylinder won't fire. I pulled the XR5 spark plug for #8 and its very black and has build up all over it. The rest of the spark plugs look nice with a clean tan appearance on the...

Okay, I got myself in a bit of a mess and need some ideas, thoughts, advice, and whatever :) A little background - I have a 70 Road Runner with a 6 barrel motor. I have never had the motor apart so I don't know what crank & pistons it has in it. The 727 has always had a issue with the 2 to 3...

I picked up a spring for my 70 RR Air Grabber and I just can't figure out where it installs on the main shaft. I also can't figure out how to take the darn thing apart!