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

Install 140 amp alternator

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Old May 24, 2003 | 01:56 PM
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Default Install 140 amp alternator

Does any one have install directions for this ? I bought it from Corvette Cental but they didn't send instructions .Want to put it in soon, all help is greatly appreciated Thx :confused: :yesnod: :thumbs:
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Old May 24, 2003 | 02:16 PM
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Default Re: Install 140 amp alternator (myscx)

1 disconnect battery negative lead
2 remove main battery lead connector
3 remove voltage regulator connector
4 remove two bolts in front of alternator
5 remove brace bolt
6 wiggle alternator out of place

To reinstall reverse procedure

Kitt
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Old May 24, 2003 | 02:21 PM
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Default Re: Install 140 amp alternator (kittmaster)

It has a whole other battery connector with it do I use it? and if I do how do I get the old one out and the new one in it looks like it is taped up doidn't know if I had to cut it apart?! :confused:
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Old May 24, 2003 | 03:05 PM
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Default Re: Install 140 amp alternator (myscx)

Does the connector look exactly like the one on the car? If so just clean up the one on the car. Usually the terminals become oxidized and they include it for "while your there" moments. Or it may be if you plan to upgrade the size of the battery wire. What are the plans for the car to move up to 140?

Is this just a replacement or meant to upgrade for newer electrical needs? If its not broke don't fix it UNLESS there is something else you have in mind to make it better........ :yesnod:
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Old May 24, 2003 | 03:37 PM
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Default Re: Install 140 amp alternator (kittmaster)

:lurk: bout to do this on mine within the month
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Old May 24, 2003 | 09:40 PM
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Default Re: Install 140 amp alternator (kittmaster)

Is this just a replacement or meant to upgrade for newer electrical needs? If its not broke don't fix it UNLESS there is something else you have in mind to make it better........ :yesnod: [/QUOTE] The cable that came with it is a 6 gauge ,don't know what size is on the car. But if it is the same I will leave well enough alone!!!! :confused: :chevy
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Old May 24, 2003 | 11:58 PM
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Default Re: Install 140 amp alternator (myscx)

When you say 140 amp alternator I'm assuming you are upgrading to the LT1-4 alternator, as the L98 units are 105 amps. If thats the case here's a link that gives the specifics of the conversion.
https://www.corvetteforum.com/techti...=189&TopicID=2
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