Ground Run : Saito Fg-73R5

Ground run : SAITO FG-73r5

Saito FG-73 R5 Test Run

Morris' Mini Motors Limited

SAITO FG-73R5＆Top Flite Giant Scale Corsair

Saito radial FG-73R5 73cc 5 cylinder gas 4 stroke engine RPM ranges at break in

Saito 4 stroke gas engines FG-61TS FG-90R3 FG-73R5 making music running together break in

FG-73R5 Ring muffler Debut!

SAITO FG-73R5+MRS Ring silencer

Super low idle, Saito FG73r5 radial engine

Saito 73r5 and Flair Stearman ready to go

Saito Fg73r5 ready to go back in the Stearman

Yak Saito Radial 73R5

How To Prime and Start a Saito Gas Radial

Saito FG-73 R5 with MMM full upgrade timing and intake running on a Biela 22 x 10 Scale 3 Blade Prop

Morris' Mini Motors Limited

Saito FG-73cc R5 Timing reset to 30 degrees TDC by MMM

Morris' Mini Motors Limited

FG 73R5 Corsair self made ring exhaust pipe

Saito Fg73r5 radial engine final tune soon done

The Saito FG-73R5 5-Cylinder Radial Engine

SAITO FG 73R5　（Homemade Radial Exhaust Ring）

Saito FG-73R5 4-Stroke - sweet sound

Warbirds over Evje 2023 Flair Stearman PT-17 with Saito fg-73r5 engine