Model HT-750S-HU26VL HT-750S-TH23VL HT-700S-TH23VL.
Engine model HU-26VL TH-23VL. 
Diameter of cylinder/stroke(mm) 33 / 30 32 / 28. 
Engine displacement(c.c.)  25.6 22.5. 
Engine type 2 cycle, single cylinder, force air-cooled, Gasoline engine. 
Standard power(HP / r / min): 1.4 / 7500 1.4 / 7500. 
Fuel mixture (Petrol) mixed fuel of gasoline and 2 cycle oil at 25:1. 
(JASO FC Class or ISO EGC Class).
Carburetor diaphragm type. Ignition system electronic CDI. Blade type 30 inch single-edged, double-reciprocating blade.