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O.S. MAX 50SX-H Ring Hyper (L-OS15550)
O.S. MAX 50SX-H Ring Hyper (L-OS15550) The best '50-class' engine on the market just became amazing with the introduction of the ne...
O.S. MAX 55HZ Hyper (L-OS15630)
O.S. MAX 55HZ Hyper (L-OS15630) The max 50SX-H Hyper has established an enviable reputation for power, reliability and ease of ...
O.S. MAX 46LA Silv. w/E-3030 Silencer (L-OS13393)
O.S. MAX 46LA Silv. w/E-3030 Silencer (L-OS13393) Physically identical to the popular 40LA but with a 20% increase in power and no di...
O.S. MAX 37SZ-H Ring w/o Drive Wash (L-OS14000)
O.S. MAX 37SZ-H Ring w/o Drive Wash (L-OS14000) Following on from the concept developed in the 70SZ-H, the latest 37SZ-H brings a new...
O.S. MAX 55HZ-R Engine (L-OS15650)
O.S. MAX 55HZ-R Engine (L-OS15650) The latest engine in the 600/50 helicopter class borrows much of its technology from the fabulous M...
O.S. MAX 91HZ w/61E Carb Engine (L-OS18650)
O.S. MAX 91HZ w/61E Carb Engine (L-OS18650) Identical in most techincal respects to the original Max 91HZ Ring engine but now wi...
O.S. MAX 91HZ-PS Ring (L-OS18620)
O.S. MAX 91HZ-PS Ring (L-OS18620) Designed primarily for the 3D flight and dramatic aerobatic manouevres. Compared to the old 'Hyper' the n...
O.S. MAX 95AX w/4040 Silencer (L-OS19120)
O.S. MAX 95AX w/4040 Silencer (L-OS19120) Designed to replace the 91FX yet retain the same mounting dimensions but with increased power and t...
O.S. FSa-81 w/F-5030 Silencer (L-OS34810)
O.S. FSa-81 w/F-5030 Silencer (L-OS34810) The new FSa-81 is a direct replacement for the FS-70 Surpass II, offering greater power and throt...
O.S. MAX 32SX-H Ring w/o Drive Wash Engine (L-OS12986)
O.S. MAX 32SX-H Ring w/o Drive Wash Engine (L-OS12986) The ringed piston/liner assembly gives a lower compression on start-up wit...
O.S. MAX 15CV-A w/871 Silencer (L-OS11620)
O.S. MAX 15CV-A w/871 Silencer (L-OS11620) High performance from the smallest physical size is the name of the game as far as the Max 15CV-A is ...
O.S. MAX 10LA Silv. w/871 Silencer (L-OS11411)
O.S. MAX 10LA Silv. w/871 Silencer (L-OS11411) Although the smallest engine in the O.S. range, the Max 10LA packs quite a punch, whilst producing an amazin...
Irvine 40 ABC MkIV (L-IRV5401)
Irvine 40 ABC MkIV (L-IRV5401) The Irvine engine range has evolved again, but this time there's a difference...the latest engines are now manufactured by O.S....
O.S. MAX 75AX w/E-4040 Silencer (L-OS17400)
O.S. MAX 75AX w/E-4040 Silencer (L-OS17400) The third engine in the new ‘AX’ range of high performance two-stroke engin...
Irvine 39 ABC R/C (L-IRV4391)
Irvine 39 ABC R/C (L-IRV4391) Whilst the choice of 0.39cu .in. as a capacity might seem strange at first glance, there is in fact a ...
O.S. MAX 120AX Ring w/E-5020 Silencer (L-OS19210)
O.S. MAX 120AX Ring w/E-5020 Silencer (L-OS19210) The distinctive shape is hard to ignore, and with peak power of 3.1PS at 9000RP...
O.S. MAX 120AX Ring w/E-5020 Sil. (L-OS19210)
O.S. MAX 120AX Ring w/E-5020 Sil. (L-OS19210) The distinctive shape is hard to ignore, and with peak power of 3.1hp at 9000rpm, you can be ...
O.S. MAX 25LA Silv. w/E-2030 Sil. (L-OS12352)
O.S. MAX 25LA Silv. w/E-2030 Sil. (L-OS12352) The 25LA replaces its FP predecessor and offers the reliable performance you'd expect fro...
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