Redrives

Autoflight is a small company, located in Hamilton New Zealand and operated by Neil Hines. Neil is a engineer, practical machinist, pilot and very well versed in gearbox technology.
Autoflight redrives are a self-contained, oil bath, helical cut gear to gear, prop speed reduction unit. They are offered in 1.9, 2.2, 2.4, and 2.9 to 1 ratios and are rubber cush driven for harmonics. Rotation is counterclockwise and prop flanges come in 4", sae 1 & 2 with drive lugs.
These boxes are offered in 160hp, 190hp and 300hp versions for Subaru, Mazda and in a universal model, are offered in prop up or prop down, short or extended nose configurations. We offer them on our engines and have been for 4 years without failure.....that's why we use them!

under construction

EA 160 hp version

Mounted to EA engine