Aviastar

Av-53 R/C

 

True ABC construction

schnuerle porting

dual ball bearings

one piece balanced hardened chrome steel crankshaft

aviation grade aluminum alloy

 

Specifications:

Bore  : 22.5mm

Stroke : 22.0mm

Displacement : 8.69 c.c.

Practical RPM : 1,900~18,000

Weight : 520 grams ( with muffler)

Recommended prop. :  11x8; 12x6; 12x7

 

 

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