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  1. nathan 73 dart

    Switching to 4.30 gears

    I recently foung a set of 4.30 center section for sale with a suregrip. My car Has a 440 with eddy heads balanced looking to top out somewhere near 6000 rpm. It has 28" tall mickey thompson drag radials with 3.55 gears. I'm curious if this would be to much gear and what others experiences have...
  2. nathan 73 dart

    Quick release rollbar sides.

    I'm looking into putting an 8 point rollbar in my dart over the winter but I don't want to leave the diaganal down bars beside the seats in for street use. Also has anyone made the bar behind the seats removeable so that you can still fit people in the back seat when your not racing. Would these...
  3. nathan 73 dart

    Hedman husler install pics

    Hello all I have a 73 dart with a 440, edelrock rpm heads and schumaker headers. I'm looking to gain some top end power at the track and was wondering how many people are using the hedman fenderwell headers and if so how is the fit and finish and what problems you may have had. Pics would be...
  4. nathan 73 dart

    New lifters won't pump up

    I recently took my dart out to the drags and lost a couple of pushrods in my 440. Turns out a couple of lifters were stickking so I bought a new set of Lunatti's from Summitt. They seem to be of good quality. I soaked the lifters overnight then set up the lifters with 1/2 turn of preload past 0...
  5. nathan 73 dart

    Rocker shaft oiling holes

    Just pulled my rockers off to replace a bent pushrod in my 440. Now I'm putting it back together and I'm not sure if the oiling holes in the rocker shafts face up or down. I didn't look when I pulled it apart.
  6. nathan 73 dart

    11's on 235/60/15 drag radials

    I recently bought a 73 dart and I am trying to get it ready to drag race this spring. The previous owner ran 12.6's with 235/60/15 M/T drag radials. I'm curious how fast anyone else has run on a tire this skinny. His 60' times seemed pretty bad ranging from 2 flat to a best of 1.8. How much...
  7. nathan 73 dart

    Height vs. width for traction

    I'm new to the site and have a question about drag radials. I just bought a 73 dart with a 440 has caltracks and 235/60/15 Mickey Tompson drag radials. the previous owner ran 12.6 as a best time but 60ft. times were in the 1.9 to 2 second range. I am curios if a taller tire like a 275/60/15...
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