C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

LT4 "Hot" Cam Specs??

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Old 10-05-2005, 02:03 PM
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Bill Wilson
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Default LT4 "Hot" Cam Specs??

What are the specs for the GM LT4 Cam?
lift split?
duration split?
degree of lobe-seperation angle?

I would like to compare the LT4 Cam aginst cams offered by Comp Cams
Thanks
Old 10-05-2005, 02:05 PM
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95PoloVert
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218/228 @ .050"
.525/.525 lift w/1.6rr's
112* LSA
Old 10-05-2005, 09:20 PM
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MYCoupe
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Very important to keep in mind that the lift quoted for the LT4 Hot cam is with 1.6 rockers. Other cam manufactures usually quote the lift with 1.5 rockers. While it's easy enough to calculate the lift with 1.6 rockers some people forget about it.
Old 10-05-2005, 09:27 PM
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the blur
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compare the hot cam to the LT1 cam. I didn't think they were that much different. Obviously there is a difference, but not as dramatic as I would have thought.
Old 10-06-2005, 08:36 AM
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rodj
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'96 Lt1 (#12551705)

.201 / .208
.447 / .459
Old 10-06-2005, 09:44 AM
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Alvin
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St. Jude Donor '05
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Originally Posted by the blur
compare the hot cam to the LT1 cam. I didn't think they were that much different. Obviously there is a difference, but not as dramatic as I would have thought.

Its quite a bit different than a stock LT1 or even stock LT4 cam.



Some have 219/228 @ .050 on the cam card.. Not really worth a difference.. but interesting. I've seen it with my own two eyes btw.

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