I put O2 'defoulers' on all my efi project from now on, it's a frustrating problem when they foul.
https://www.summitracing.com/parts/i...SABEgJbC_D_BwE
There's no harm using one even if it's not fouled, it helps prevent them from fouling.
Tons of them out there, they come in straight, 45 & 90 degree ones, your choice.
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1970 GTO Judge Tribute Pro-Tour Project 535 IA2
http://forums.maxperformanceinc.com/...d.php?t=760624
1971 Trans Am 463, 315cfm E-head Sniper XFlow EFI, TKO600 extreme, 9", GW suspension, Baer brakes, pro tour car
https://forums.maxperformanceinc.com...ght=procharger
Theme Song:
http://www.youtube.com/watch?v=7zKAS...ature=youtu.be