YS 63FZ

(2:47)

YS FZ70-S Four Stroke Engine Testing

(2:48)

[Yellow Power 0% Nitro] YS FZ 140

(36)

Yamada YS FZ 53 4 diff glow plugs test run

(7:37)

YS FZ70-S Four Stroke Engine - Thrust Testing

(2:34)

PHOENIX MODEL STREGA MK2 W/ SUPERCHARGED YS FZ-115S 4 STROKE ENGINE!!

(5:44)

Test Yamada YS FZ-110

(1:46)

LOW and FAST ! Miss America P-51 Reno Racer | YS 91 FZ SUPER CHARGED ENGINE

(8:52)

YS FZ 140 s

(26)

YS FZ140-2 Exhaust Comparison

(1:18)

3 RUN TEST ys fz-110

(2:7)

YS FZ 110-S test run

(46)

YS FZ140-2 A Serious Engine

(6:15)

YS FZ 63S #1 After Rebuild

(49)

YS FZ 91 supercharged

(1:7)

YS FZ53 Excerpts from the fourth tank

(5:36)

YS FZ53 The First Run

(10:31)

2 test run YS FZ-110

(1:33)

YS FZ 53

(41)

YS 140 FZ engine running

(55)