X-DYNO Tested - Reedy VR-ST .21 Nitro Engine_ Velocity RC Magazine

We fire up X-Dyno to get some hard numbers on the Reedy VR-ST .21 nitro mill. Former factory Yamaha Supercross mechanic Brian Kinney is at the controls hacking out a perfect tune and maximizing output. BK has also designed nitro engines for the RC hobby and really knows his stuff. Check out the full Reedy 121 engine review with dyno charts and graphs in VRC_004.

Final X-Dyno Data
HP: 1.30 @ 24,300rpm (peak corr. hp)
TQ: 55.42 @ 23,900rpm (peak oz. in. tq)
Peak Dyno RPM: 43,000 (peak rpm measured)
Low Avg HP: 36.07/.58 (oz. in. tq/corr. hp)
High Avg HP: 31.53/.86 (oz. in. tq/corr. hp)

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Camera_ Derek Buono
Intro_ Wes While
Editing_ Jeff Eveleigh


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