New STC means 100-pound gross weight increase for Skyhawk

Power Flow Systems, manufacturer of the Power Flow Tuned Exhaust, has received FAA approval for an STC that increases the gross weight of the C172N model with 0-320 engines.

The only requirement is installing a cowl cooling lip and limiting flap travel to 30°.

Cost: $300. For more information: 386-253-8833.

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