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TOPIC: 2007 Jeep Wrangler 3.8L

2007 Jeep Wrangler 3.8L 06 Nov 2012 23:25 #1

  • Maina
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My sisters car, about 78,000 miles

mpg before - 17.2
mpg after - 20.2 first tank

Grooved only so far

Other bennies- car doesn't down shift as often (more power)

these engines have the plastic TB, 15000 rpms on the Dremel worked great

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Last edit: by Maina. Reason: adding pic

2007 Jeep Wrangler 3.8L 07 Nov 2012 03:32 #2

  • TacomaKarl
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Nice job Maina, adjust the spark plug gap and the burn efficiency will increase even more. :)

Karl Fortner
Tacoma, Washington

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2007 Jeep Wrangler 3.8L 07 Nov 2012 05:59 #3

  • Tracy Gallaway
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Cool beans, Maina--the Groove is a Beautiful Thing!

TracyG Gadgetman Reno
Tracy Gallaway
Founder and Constant Aide to Gadgetman
Gadgetman Reno, NV

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