What spark plugs and wires are great in a C5?

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03-16-2010, 11:02 PM

Gbuick

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What spark plugs and wires are great in a C5?

Hey just wondering which brand of plugs and wires work the best in a 98 automatic. I know there is no "BEST", but I was just looking for some opinions. Thanks.

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03-16-2010, 11:08 PM

Hammer99

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NGK TR555 plugs w/GM Red Hot wires.

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03-17-2010, 12:24 AM

itzza427

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I think I can safely speak for a LOT of owners,,,,,GM Red wires,,and AC Delco Iridiums!! The iridium's perform well and last well!! .040 gap and you are good to go!!!

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03-17-2010, 12:29 AM

0331MARINE

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Quote:

Originally Posted by Hammer99

NGK TR555 plugs w/GM Red Hot wires.

Only thing I use on mine

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03-17-2010, 12:56 AM

HowlinC5

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Here's a question: Why the smaller than stock gap?

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03-17-2010, 03:33 AM

DeeGee

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Quote:

Originally Posted by Hammer99

NGK TR555 plugs w/GM Red Hot wires.

I'm happy with that fit

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03-17-2010, 05:36 AM

csexton

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Quote:

Originally Posted by itzza427

I think I can safely speak for a LOT of owners,,,,,GM Red wires,,and AC Delco Iridiums!! The iridium's perform well and last well!! .040 gap and you are good to go!!!

Chuck

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03-17-2010, 06:55 AM

dobewillie

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Quote:

Originally Posted by csexton

Chuck

cant beat this combo

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03-17-2010, 06:57 AM

Vetteman Jack

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Quote:

Originally Posted by itzza427

I think I can safely speak for a LOT of owners,,,,,GM Red wires,,and AC Delco Iridiums!! The iridium's perform well and last well!! .040 gap and you are good to go!!!

That's what I ran on my '00 and when the time comes will do the same with my '03.

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03-17-2010, 08:01 AM

#10

mrm1149

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Quote:

Originally Posted by itzza427

I think I can safely speak for a LOT of owners,,,,,GM Red wires,,and AC Delco Iridiums!! The iridium's perform well and last well!! .040 gap and you are good to go!!!

Another vote for this combo

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03-17-2010, 08:20 AM

#11

AU N EGL

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Quote:

Originally Posted by itzza427

I think I can safely speak for a LOT of owners,,,,,GM Red wires,,and AC Delco Iridiums!! The iridium's perform well and last well!! .040 gap and you are good to go!!!

Most guys who track or race their vettes have tried everthing under the hood. always go back to GM red wires and AC Delco plugs

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03-17-2010, 10:27 AM

#12

tonyb47

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Has anyone tried E3's. Horsepowertv did a comparison between stock and e3's on a LS1
on a dyno, and the e3's made a few more horsepower and ran cleaner

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03-17-2010, 10:40 AM

#13

blacksedan87

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At Xtreme - we use GM Red wires and NGK's exclusively on the cars.

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03-17-2010, 10:45 AM

#14

Bullet Proof

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NGK TR-55 and magnecor wires

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03-17-2010, 11:36 AM

#15

BUGZ

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Quote:

Originally Posted by itzza427

I think I can safely speak for a LOT of owners,,,,,GM Red wires,,and AC Delco Iridiums!! The iridium's perform well and last well!! .040 gap and you are good to go!!!

Same Same

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03-17-2010, 11:42 AM

#16

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Quote:

Originally Posted by itzza427

I think I can safely speak for a LOT of owners,,,,,GM Red wires,,and AC Delco Iridiums!! The iridium's perform well and last well!! .040 gap and you are good to go!!!

That's what I run. Check with one of the GM parts vendors for pricing.

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03-17-2010, 11:53 AM

#17

907VET

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Quote:

Originally Posted by tonyb47

Has anyone tried E3's. Horsepowertv did a comparison between stock and e3's on a LS1
on a dyno, and the e3's made a few more horsepower and ran cleaner

I saw that episode and was wondering the same thing...... anyone out try these yet?

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03-17-2010, 12:03 PM

#18

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Quote:

Originally Posted by itzza427

I think I can safely speak for a LOT of owners,,,,,GM Red wires,,and AC Delco Iridiums!! The iridium's perform well and last well!! .040 gap and you are good to go!!!

"Howard Johnson is right!!!"