Will a stock alternator drain an optima?

[RollinRemz05 10+ year member]

Will my stock 90 amp alternator drain a red or yellow top bettery? Or will it maintain a good charge.

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[Mike yayo 10+ year member]

alternators charge batteries.....

edit fixed lol

 

[mtdewelf 10+ year member]

alternators charges batteries.....

//content.invisioncic.com/y282845/emoticons/word.gif.64b12e39f936af3b4fff38a1c0bd0244.gif but......

to many plurar's(sp?) lol

 

[ultimate157 5,000+ posts]

alternators charges batteries.....

yea ... what he said.