RC Helicopter Engines 1980's
Though some manufacturers had started developing engines specifically for helicopters, these were generally aero engines with larger cylinder heads, others just produced aero engines and helicopter designers had to take this into account.
Irvine Sport 40 MkII - Engine quick look - Jun 1980
Irvine Sport 40 MkII - Engine test - Jun 1980.
HGK 40 SF Sports - Engine test - Aug 1981
OS 61FSR-H - Engine review of the latest OS helicopter engine variant - Nov 1981.
OS 61FSR-H - Engine test - Sep 1982.
OS 28F-H - Engine review - Nov 1982; OS now had helicopter engine variants covering the three major model size ranges.
Yamada YS 60 FR - Engine test - Dec 1982
OS 50 Max FSR-H - Engine test - May 1983.
Jan 84. Jack Williams advert showing the range available in the UK and as yet Webra do not have helicopter specific engines unlike most major manufacturers.++
Irvine Sport 40 MkII - Engine test - Jan 1984.
Oct 1986 Enya engines advert.
Dec 86 Advert for Webra helicopter engines.
Webra helicopter engines available in 50 and 60 size plus an 80 for extra power and being an enlarged 60 casting it was a direct replacement for 60 size engines.
Overview 80's