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Old May 31, 2005 | 08:27 PM
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Default splitfire spark plugs
anyone try Splitfire Spark plugs????

i got a coupon for a free set and was wondering if i should try them....
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Old May 31, 2005 | 08:33 PM
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NO

ngk tr-55 $13 bucks and u wont have to do the same job 2 times in a day lol
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Old May 31, 2005 | 08:38 PM
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Originally Posted by WS6FirebirdTA00
NO

ngk tr-55 $13 bucks and u wont have to do the same job 2 times in a day lol

i have those now just wanted to know if anyone has tried these
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Old May 31, 2005 | 09:01 PM
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i know a few that have because they were laying around, the car ran but not good.
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Old May 31, 2005 | 09:08 PM
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I run a maintaince/service shop and cannot tell you how many cars that we have had come in with misfire/rough running problems because of Splitfire/Bosch 4 prong plugs!! For most applications just replace with what the factory INSTALLED!! seems to work for us......
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Old May 31, 2005 | 10:07 PM
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Snake Oil. I have seen them pull up HP on a dyno for the first pull and then loose from stock after that.
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Old May 31, 2005 | 10:11 PM
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Old Jun 1, 2005 | 10:54 PM
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NO!
i fouled 2 sets of tr 55's in a hurry.
switched to an autolite 605 and im good.
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Old Jun 2, 2005 | 09:25 PM
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fouled out tr55's? i know soooooooooo many guys having no problems, your the first i have heard about it not working, thats weird
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Old Jun 2, 2005 | 09:58 PM
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Originally Posted by TJ
NO!
i fouled 2 sets of tr 55's in a hurry.
switched to an autolite 605 and im good.
After a year of research I have not read of anyone having problem with a TR55 in NA applications.
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Old Jun 2, 2005 | 11:21 PM
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Originally Posted by UnleashedBeast
After a year of research I have not read of anyone having problem with a TR55 in NA applications.
1st time for everything.

there are 3 more local guys here that have swtiched to autolite as well.
even a few cobra guys around here complaining of random misfires at low rpm until a WOT blast to clean the plugs.
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Old Jun 4, 2005 | 08:32 AM
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never heard anything good about them the ls1's really like the tr55's and the tr6's
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Old Jun 4, 2005 | 10:46 AM
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Originally Posted by TJ
1st time for everything.

there are 3 more local guys here that have swtiched to autolite as well.
even a few cobra guys around here complaining of random misfires at low rpm until a WOT blast to clean the plugs.
Sounds like a low rpm tuning issue to me... (too much fuel down low)
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