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#1
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Crankshaft Specialists was an excellent shop and we had a few cranks worked on there with great results. Finding a competent crankshaft grinder who can even get the correct diameters on the journals is nearly impossible now. The 2 shops I used the last 30+ years are closed, and the experts retired. I do not have a crankshaft grinder available nor the skills to operate it. It's one of the few things I have so farm out. In the entire State of OH, there is only 1 reputable source. That is Shaft Tech in Northern, OH. About a 3 hour drive but you do what you have to do. The only other shop I know is really good is Mile High Crankshaft, in Denver. Dave is just fantastic. The work is 110%. But $300.00 shipping round trip from OH. So for basic re-grind for a street engine, awfully expensive. Proper crankshaft grinding by a skilled professional is a lost art. Right now I have a cast crankshaft for a student's 400 Pontiac at a local shop. They tried 3 times to just do a simple re-grind on it. They finally ruined it and it is a throw away. He has crankshaft #2 now. Simply want the crank ground to a specific dimension for proper bearing oil clearance, straight and round. Seems to be beyond their capability. Fingers crossed.
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| The Following User Says Thank You to mgarblik For This Useful Post: | ||
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#2
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I have a 455 crank reground by CS, in Memphis, done in 1988, everything was dead nuts on when I measured it. the finishes were as close to perfect as you'd ever want them to be. At that time I sent it by Greyhound, and it still was fairly expensive, but worth what I spent when I got the finished product, and everything was correct. I didn't have to swap bearings etc. to get the clearances right, standard .020 rods, and .010 mains fit perfectly. What a shame that they're still not in business.
I still have the engine assembled in my garage, and I'm goin to pull the pan, and check the bottom end before I put it into my next street car. When I built it in 1988 it was a standard bore with low miles, so it still has cast OEM pistons, and stock rods in it. Basically a stock bottom end with that really nice crank in it, and ported 5C heads, mild camshaft. |
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#3
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Quote:
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“It takes considerable knowledge just to realize the extent of your own ignorance.” Dr. Thomas Sowell |
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