![Ryan Lutz Demostrates The SMART Engine Break-In Machine Mode 4 [VIDEO]](https://www.rccaraction.com/wp-content/uploads/2019/05/Ryan-Lutz-Demostrates-The-SMART-Engine-Break-In-Machine-Mode-4-640x300.jpg)
From Lutz RC:
SMART Engine Break-in Machine Mode 4 demonstration with Ryan Lutz. Showing the throttle pull every 15 seconds and just how mode 4 runs through its Final break-in process.
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