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Valving is tuned for the front weight bias of GM trucks and SUVs
The outer ring is precision-indexed with clear timing marks for easy ignition timing setup
It incorporates a precisely broached internal spline pattern matching OEM specifications within 0
40" diameter
and the plenum floor is contoured to direct fuel mixture more evenly across all eight cylinders
JET Performance 28708S JET Stage 2 Computer Chips/Modules Competition Engineering Valving is tuned for theJET Performance's JET Performance 28708S JET Stage 2 Computer Chips Modules is a Stage 2 tuning module or chip calibrated for modified engines. Unlike a Stage 1 tune, the Stage 2 calibration assumes your vehicle has supporting modifications and adjusts fuel delivery, spark timing, and transmission behavior accordingly. This tuner is ideal for street performance builds where every bit of tuned power counts. This unit is JET part number 28708. Expect
