Magnum – Bringing you high performance at an affordable price for more than 20 years! During that time the line has grown and expanded to offer a full line of 4-stroke engines. All are made from the finest materials on the latest machinery. Plus, you get the added security of a full two-year unconditional warranty that protects you from any manufacturing defects and or premature wear (crash damage not covered). For reliability, high quality, and performance the choice is MAGNUM! Select the bigger XL-91 RFS for those "60-to-75" size aircraft which accept four-stroke engines and need the extra punch that the bigger displacement gives. The XL-91 RFS idles beautifully, transitions without hesitation, and gives you the torquey full-throttle power you need for wild aerobatics.

The RDS8000 is a full-featured 8-channel system, packed with capabilities for all types of aircraft. A top-quality digital radio, the RDS8000 is noted for its ease of operation and programming. Helicopter, fixed wing aircraft and sailplane pilots will all benefit when using the standard features of the RDS8000. Whether flying a basic model or one that requires advanced features, the RDS8000 can do it all! One of the key features of the RDS8000 is the ability to use both basic or advanced program menu. The RDS8000 makes programming easier by allowing you to turn off any programming screen not required. Because it uses Airtronics' FHSS 2.4GHz communications technology you never have to worry about an 'open frequency'. Fly any time with confidence.