Originally Posted by
dave w
The challenge I see to using a '427 PCM without a VSS is being able program which Spark / Fuel tables (Near Idle / Off Idle) for the PCM to use. I'm thinking without a VSS input, the '427 PCM will always think the vehicle speed is ZERO MPH. The '427 PCM could be programmed to switch from near idle / off idle, Spark / Fuel tables by TPS% only? I've never tried using TPS% only programming on the '427.
dave w
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