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Author BOOO do i need a bigger alternator?
Martin
Member

Registered: 15th Mar 04
Location: Dumpstable Drives: Aztec Sxi
User status: Offline
2nd Oct 04 at 21:03   View User's Profile U2U Member Reply With Quote

my current alternator in my 1.2 sxi is pushing out 40A i believe. I have two amps that i am about to wire in. And the bigger of the amps says it recomends a 75A alternator. Does this mean my car cant run the amp, or will it just sound shiat. Do u recomend buyin a bigger battery and uprating to a 1.7sxi DIESEL alternator, cause i think they push out 70A, which is a bit nearer.. wats the general vibe, any help ppl...?
SAFE!
Richie
Member

Registered: 3rd Dec 02
Location: Newport, Wales
User status: Offline
2nd Oct 04 at 22:17   View User's Profile U2U Member Reply With Quote

1.2 sxi usually has a 55a alternator. Whats the power rating of the bigger amp?
Martin
Member

Registered: 15th Mar 04
Location: Dumpstable Drives: Aztec Sxi
User status: Offline
2nd Oct 04 at 22:20   View User's Profile U2U Member Reply With Quote

i have a rockford X6, which is 1221 max at 2ohms. ill be running it at 4ohm though which i think is about 450watts. u reckon ill need another alternator mate...?
Richie
Member

Registered: 3rd Dec 02
Location: Newport, Wales
User status: Offline
2nd Oct 04 at 22:22   View User's Profile U2U Member Reply With Quote

not for 450w you wont mate. Just get a Corsa Turbo diesel battery upfront
Martin
Member

Registered: 15th Mar 04
Location: Dumpstable Drives: Aztec Sxi
User status: Offline
2nd Oct 04 at 22:25   View User's Profile U2U Member Reply With Quote

Will a bigger battery be alrite then? cause its only gettin charged by the same alternaotr so it could still run low, just take longer?
suchcorsa1.2_8v
Member

Registered: 26th May 04
Location: Wigan
User status: Offline
3rd Oct 04 at 08:39   View User's Profile U2U Member Reply With Quote

when i put my sub and amp in it kept on draining the original vauxhall battery so i got and Exide Classic battery up front only cost me £30 and now its fine. Doesnt loose charge or anything like that.
Martin
Member

Registered: 15th Mar 04
Location: Dumpstable Drives: Aztec Sxi
User status: Offline
3rd Oct 04 at 18:59   View User's Profile U2U Member Reply With Quote

lol, love the 'Fro pic. Where you get that battery from, cant say ive heard of them before. Would a bigger vauxhall battery be sufficient...?
suchcorsa1.2_8v
Member

Registered: 26th May 04
Location: Wigan
User status: Offline
4th Oct 04 at 14:54   View User's Profile U2U Member Reply With Quote

A bigger vaxuhall battery should be ok. I got the battery from my locl mtor factors should be able to get hold of one pretty easy
AdiSRI
Member

Registered: 1st May 02
Location: Berkshire
User status: Offline
4th Oct 04 at 16:02   View User's Profile U2U Member Reply With Quote

go for a varta, there pretty good and not too dear. They also do a large one for corsa tis all good.

You can get them at most motorfactors.
Martin
Member

Registered: 15th Mar 04
Location: Dumpstable Drives: Aztec Sxi
User status: Offline
4th Oct 04 at 21:07   View User's Profile U2U Member Reply With Quote




cheerz for ya help fella's, much appreciated.




 
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