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Blower cam wtihout blower?

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Old 03-07-2009, 05:18 AM
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Default Blower cam wtihout blower?

I'm in the process of building the 71 in my sig. My question is will the car run ok, basically between dyno and exhaust shops (both within 4 mi.'s) without the blower installled and possibly on a couple "fun runs." Common sense says it'll start up but will it be so sluggish that it would turn a "fun run" into a "bum run."

Just wondering because I could potentially run into a few issues with my procharger mounting and installation and I dont want my car to be in operable this summer if i have issues with clearance in the installation.

Up to this point i only have seen pics of one second gen. Camaro ls1/charged
so I'm just comparin pics taking measurments and working with trial and error.
Old 03-07-2009, 06:29 AM
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it should be fine, the big diff is in the tune up, not the cam
Old 03-07-2009, 07:18 AM
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No problem at all. The high LSA usually attributed to a "blower cam" just raises dynamic compression which will make the car more streetable.
Old 03-07-2009, 08:41 AM
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Originally Posted by 98Z28CobraKiller
No problem at all. The high LSA usually attributed to a "blower cam" just raises dynamic compression which will make the car more streetable.
All things equal a higher LSA will lower not raise dynamic compression.
Old 03-07-2009, 09:00 AM
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Originally Posted by STAR
All things equal a higher LSA will lower not raise dynamic compression.
A higher LSA # increases dynamic compression as it reduces over lap. Maybe you're thinking duration.
Old 03-07-2009, 10:05 AM
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Originally Posted by 98Z28CobraKiller
A higher LSA # increases dynamic compression as it reduces over lap. Maybe you're thinking duration.

I was playing with this DCR calculator http://www.alantripp.com/VE%20calcul...okup%20LS2.xls
When I lower the LSA input say from 114 to 112 the dynamic compression raises. More duration lowers your DCR and thats one of the reasons bigger cams require higher static compression to work better especially in the lower rpms. Am I missing something?
Old 03-07-2009, 03:26 PM
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Thanks for answering my question but the way you guys are talking it seems the car will be faster with a blower cam than with the stock one.
Old 03-07-2009, 05:03 PM
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Originally Posted by Camaro Ken
Thanks for answering my question but the way you guys are talking it seems the car will be faster with a blower cam than with the stock one.
Other than another stock LS1 cam, anything will be better than a stock LS1 cam



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