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Brophyz
March 6th, 2022, 06:58 PM
This the air fuel ratio meter a target or calulation of the factory O2 sensors just put a vx engine in my Vs and manual converion hunts little on cold and startup rev up gets close to 3000rpm idle set to 900rpm and in abled getrag option other then that Vs ECU and some chip I got years ago, Vs injectors just need if need to whack my lc1 one in to get a reading . Meter reads 12.2 under load then jumps to 14.7 no load

Brophyz
March 20th, 2022, 06:42 PM
Odd colour on spark plug all 6 are same. Ran for 15 km per day for 2 weeks with 100 octane half a tank down quarter toped up with 95 30l runing for a week and a half with old Vs engine all plug use to run brown black

joecar
March 22nd, 2022, 12:44 PM
Too much fuel.

The at-load AFR 12.2 is quite rich, try adjusting air to achieve AFR 12.7 at load.