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  1. Ford Crown Vic, Mercury Marauder, Grand Marquis
    Hi guys, I have a 2004 Mercury Grand Marquis GS with 101,900 miles on it. Runs great, no CEL, up to date on all the maintenance. Here is the data after the engine is warmed up and idling: Fuel Sys 1: CL Fuel Sys 2: N/A Calc Load 19.6% ECT: 201 F STFT B1 0.8% LTFT B1: 1.6% STFT B2: 3.1% LTFT...
  2. Ford Crown Vic, Mercury Marauder, Grand Marquis
    Is it possible for me to swap regular heads onto my flex fuel interceptor? Will those heads blow out/have issues? It's damn near impossible to find crown vic flex fuel heads at the moment for a decent price
  3. Modular Tech
    *update got support from tech, worked with target ratios a bit more and pump squirt
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