Yokomo FA-19021ST FANTOM HELIX RS SPEC Edition(Titanium shaft) 21.5T  [FA-19021ST]

This new number of FANTOM engines is increasing how many users at circuits everywhere and is gaining acclaim because of its overwhelming rate! The HELIX RS SPEC version complies with the ROAR standard, it is more powerful with improvements in rotor stability, changes in situation design, and a brand new design. In addition, the Japan-only titanium shaft decreases the impression of stalling in corners, and has now accomplished accomplishment in stock events in various groups. Our company is presently trying to get approval from JMRCA and intend to put it to use in races in 2023 period. Please check it out!

Compliant with ROAR criteria, obtaining JMRCA approval

New options that come with HELIX RS...
Industry's very first twin balance rotor design
The sophisticated stator design It produces amazing power, torque, rpm, and effectiveness.
Stator plate steel material
Three types of rotor lengths are available to grow the number of tuning.
Improved collector band design and silver plating
Solder tabs with silver plating
Improved stator place – improved space and shimming on sensor board
Side keeping screw position Improved end plate design with
could design to increase cable cooling and heat spread
Rotor available. RSR 24mm – RS 25mm (Standard) – RST 26mm