Quote:
Originally Posted by Mark Lewis
I believe wheelbase specs are in the classification guide on the left hand side of the page.Heads can vary by 2-3 cc's during production. I have found this on many of the crate motor heads that are new from the factory. I know most hate crate motors, but if this is happening now, imagine what it was 30 years ago at the foundry with less sophisticated mfg procedures. Just my .01 worth. Spent the other penny on gas lol.
Mark
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Yes, in the early days, core shift was a big problem at foundries. If you are getting that much variation on the crate cylinder heads with todays technology, what can you expect from early OEM castings?