Magnum XL 91RFS 4-STROKE ENGINE
MAGNUM XL 91 RFS BLUE R/C 4-STROKE ENGINE
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, one-year, 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 XL91 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 aerobatics.
Now comes with a blue valve cover.
Easy-to-maintain overhead-valve design - Rear updraft dual needle valve carburetors - Dual ball bearings - Choke system for easy starting - CNC Precision Machining
Type: 4 Stroke
Size: .91 cu. in.
Bore: 27.7 mm
Stroke: 24.8 mm
Practical RPM: 2,000 - 11,000
Weight: 569 g (22.4 oz.)
Propellers: 13x8 - 14x6
Shaft Thread: 5/16-24
Exhaust thread size: M11 x 0.75
|Fuel Type||Nitro / Glow|