MOTEUR OS MAX91HZR

With back-to-back FAI world championships in 2005 and 2007, the 91SZ-H was a winner by anyone's standards. Now there's the 91HZ – a 91SZ-H redesigned with the help and advice of the world's top pilots. It offers the tuning ease and performance consistency of the multi-time world champion and design innovations that promote improved cooling, a tighter compression seal – and tuning ease! 

 

Package Included:
O.S. Max  91 HZ-R Helicopter Engine
GLOW PLUG NO.8
Instruction Manual

Specifications:
Displacement : 14.95cc (0.912cu.in)
Bore : 27.7mm (1.091in)
Stroke : 24.8mm (0.976in)
Weight : 625g (22.05oz)
Output : 3.4ps/15,000r.p.m.