rockable Posted May 1, 2010 Report Posted May 1, 2010 I have a line on a '55 Chrysler 331 Hemi. I did some poking around on the internet and found this link. http://www.crankshaftcoalition.com/wiki/Early_Hemi_engine_specifications Is it true the Chrysler engine weighs 720 pounds? How come the DeSoto engines were lighter? What does a flathead 6 weigh? A 360? Thanks for your inputs. Rock Quote
Dodgeb4ya Posted May 1, 2010 Report Posted May 1, 2010 1951-3 Chrysler 331 Hemi's only had the integral 6" bell housing extensions. 1954 and later didn't and therefore are much more desirable. The chrysler hemi's are bigger than a DeSoto too- reason they weigh more. Bob Quote
greg g Posted May 1, 2010 Report Posted May 1, 2010 The flat 6 is within a few pounds of 700 also. Quote
rockable Posted May 1, 2010 Author Report Posted May 1, 2010 The flat 6 is within a few pounds of 700 also. Whoa! Dude! I would have never guessed that a flathead 6 weighed as much as a Hemi! Quote
Tim Keith Posted May 2, 2010 Report Posted May 2, 2010 (edited) Many builders replace the front cover with an aluminum cover which accepts a Chevy water pump. An alloy intake manifold also reduces the weight. Some replace the iron heads, but most keep the iron heads. You can cut quite a bit of weight by swapping out the iron front cover. Most of the V8 motors in that era were heavy. A Studebaker V8 has a displacement like a smallblock but weighs 650 pounds. http://www.team.net/sol/tech/engine.html Edited May 2, 2010 by Tim Keith wrong link Quote
rockable Posted May 2, 2010 Author Report Posted May 2, 2010 Thanks, Tim. That's a great list of comparisons. Exactly what I had hoped to find. Thanks again. Quote
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