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#1 |
Registered Member
Join Date: Feb 2002
Location: Maryville,TN
Posts: 415
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![]() Hey all,
I was just given a set of Denso Iridium IT20 plugs. They are -1 heat range from stock plugs. Will they hurt the performance or damage the engine in any way now that I am not running a power adder ![]() Thanks
__________________
98 GT / convertable -98 Saleen engine, Saleen appearance pkg. SHM cams,P&P NPI heads, and so much more! |
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#2 |
Registered Member
Join Date: Dec 1999
Location: Warrington, PA
Posts: 694
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![]() One heat range colder is absolutly fine; even recogmended by a lot of tuners.
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'97 T-bird LX 4.6L 2V, auto SVO heads/intake, Vortech T-trim, front mounted intercooler, blower cams, Cobra crank, Manley H-beam rods, JE pistons, Aeromotive fuel system w/ 42# injectors, and much more No times yet |
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#3 |
Registered Member
Join Date: Apr 2002
Location: racine ,wi
Posts: 691
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![]() I 2nd
running that plug is just fine
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RUN IT STAIGHT AND RUN IT HARD ________ Novi 2000 60' 1.46 1/4 10.67 mph 126.5 _________ |
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