How to instal dual batteries

1989 FORD F-350
120,000 MILES • V8 • 4WD • AUTOMATIC
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ALASKAWILL
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  • 2 POSTS
dual battery installation for '89 F350
Nov 30, 2010 at 8:42 PM
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FIXITMR
  • CAR REPAIR CONTRIBUTOR
  • 9,990 POSTS
find a spot for battery to fit/install and run connections(cables) to same as original battery.
Nov 30, 2010 at 9:47 PM
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FIXITMR
  • CAR REPAIR CONTRIBUTOR
  • 9,990 POSTS
to be effective, the farther you run the cables the heavier the wire should be. as long as it's under the hood. the standard cables should be fine.
Nov 30, 2010 at 10:38 PM
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ALASKAWILL
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thanks very much.
Nov 30, 2010 at 11:17 PM
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