tune up upgrade???????????
#1
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Join Date: Jul 2009
Location: franklin park , illinois
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Year: 1999
Model: Cherokee
Engine: 4.0
tune up upgrade???????????
does getting high end / performance electrical mods wires spark plugs cap n rotor etc etc. make a performance diffrence??? like for example these items
http://www.summitracing.com/parts/SUM-867625CR/
http://www.summitracing.com/parts/ACC-TST16/
http://www.summitracing.com/parts/BCH-4508/
http://www.summitracing.com/parts/SUM-867625CR/
http://www.summitracing.com/parts/ACC-TST16/
http://www.summitracing.com/parts/BCH-4508/
#2
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Location: Fort Collins, CO
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Year: 98
Model: Grand Cherokee
Engine: 4.0
I went with the firepower ignition kit
http://www.quadratec.com/products/17610_60X_PG.htm
I could notice the change in acceleration. I have heard that the bosch plugs don't work well with jeeps. I have no resources to back it up. I had bosch platinum plugs installed and put the kit on and drove it. I then put the new E3's in and drove it again and there was a difference. This is slightly irrelevant since new plugs do not have any carbon build up. The E3's had a longer thread on it moving the spark deeper into the cylinder. I have some pics of the two side by side but they are not on this computer.
http://www.quadratec.com/products/17610_60X_PG.htm
I could notice the change in acceleration. I have heard that the bosch plugs don't work well with jeeps. I have no resources to back it up. I had bosch platinum plugs installed and put the kit on and drove it. I then put the new E3's in and drove it again and there was a difference. This is slightly irrelevant since new plugs do not have any carbon build up. The E3's had a longer thread on it moving the spark deeper into the cylinder. I have some pics of the two side by side but they are not on this computer.
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