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Mustang Forums
2011-2014 Mustangs
Engine/Tuning
JPC Underdrive Alternator Pullies now available
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<blockquote data-quote="Aaron@JPCRacing" data-source="post: 14967094" data-attributes="member: 139397"><p>the pulley is a 4.5" diameter. Your standard GT pulley is like 2.125"</p><p></p><p>The lightweight battery won't be an issue. If the battery has enough juice to crank to engine over you'll be fine. Even with a factory pulley the alternator isnt going to charge much if anything at idle</p></blockquote><p></p>
[QUOTE="Aaron@JPCRacing, post: 14967094, member: 139397"] the pulley is a 4.5" diameter. Your standard GT pulley is like 2.125" The lightweight battery won't be an issue. If the battery has enough juice to crank to engine over you'll be fine. Even with a factory pulley the alternator isnt going to charge much if anything at idle [/QUOTE]
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Mustang Forums
2011-2014 Mustangs
Engine/Tuning
JPC Underdrive Alternator Pullies now available
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