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#14 |
VIP Member
Join Date: Jan 2007
Posts: 1,044
Likes: 1,086
Liked 484 Times in 160 Posts
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Just to add a vote for 6AL , I have 468 BB 13 to 1 compression and use MSD Billet Distributor and the cheap MSD round coil no issues with plug life, car runs 10.20s @ 131. 6400 -6700 rpm no problems. NGK racing plug can't recall # presently.
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