1979-1993 & 94 Conv [Subscribe to Daily Digest] |
plat 4 are fine. esp for an s. if you goto high boosts then the plat 4 will blow out the spark. personally i hate ngk. i think they are crap and they burn up way fast. i am using the denso iridium in my spg. but what do i know.
posted by 207.202.20...
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