Posted by jimg.allentown on March 26, 2014 at 08:16:22 from (98.115.105.174):
In Reply to: Barn Find, OH COOL!! posted by Bryce Frazier on March 26, 2014 at 06:38:21:
I'll add a few FACTS to what has already been posted.... First, at around that era, I was working in a Buick dealership in upstate NY. Very familiar with the cars. Second, the model would have been a Centurion, which replaced the earlier Wildcat. This model was derived from using the slightly smaller LeSabre body with the larger Electra 225 engine. In this model year, it would have been a 455 cid V8. Third, Beginning in 1971, GM lowered the compression ratios on most of their V-8 engines to 8.5. This was done to accommodate the introduction if EGR, which was mandated by the EPA to reduce NOx emissions. This did fairly significantly reduce the performance. Hwever, by today's standards, you might find it somewhat quick for a 4500 lb. car. Also, this was the first year that had a catalytic converter on it.
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Today's Featured Article - Measuring with Calipers - by Staff. The legs of inside calipers are curved outward at the extremities to facilitate measuring small holes, while outside caliper legs have a large curve inward to increase their capacity for large work. Firm-joint calipers are adjusted approximately by the hands and then set to the feel of the work by tapping them on a metal surface. It is a common practice when opening calipers by this means to tap the top of the joint. It is better, if possible, to tap the inside of the legs, as repeated blo
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