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02-08-2014, 05:24 PM
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#6 |
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Live Reporter
Join Date: Oct 2004
Location: Hickory, Ky
Posts: 10,650
Likes: 1,941
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Re: difference between 440hp and 440 hp2
The only difference I see in a 440 block compared to a HP block, is the HP engine had larger wire diameter valve springs with a damper. The standard 440 had a single spring with out a damper. 1968 440 and up all had the same size valves 2.08/ 1.74.
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