Specifications:
Stock Number: DLEG0040
Displacement: 40.0 cc (2.45 cu in)
Bore (x 2): 1.26 in (32 mm)
Stroke (x 2): 0.98 in (25 mm)
Total Weight: 3.3 lb (1.5 kg)
RPM Range: 1500-8500
Output: 4.8 hp @ 8500 rpm
Includes: electronic ignition module, 2 each of mufflers and spark plugs, standoffs, spiral wire wrap, connector safety clips & manual
Requires: ignition battery & propeller
Suggested Propellers: 19x8, 19x10, 20x8 & 20x10 

Technical Data:
Ignition Battery: 4.8-8.4 NiCd or NiMH, 6.6V LiFe or 2S LiPo pack
Gas/Oil Mix: 30:1
Replacement Spark Plug: DLEG4026
Static Thrust: 20.9 lb (9.5 kg) @ 328 feet altitude, 18.7 lb (8.5 kg) @ 1,800 feet altitude
Weight Breakdown: Engine: 2.58lb (1170 g), Muffler (x2): 3.6 oz (102 g), Ignition Module: 5.3 oz (149 g), Standoffs: 0.7 oz (19 g), Misc: 2 oz (56 g) 

Recommended Products:
HCAM6416 Hobbico LiFeSource 6.6V 1100mAh 10C LiFe Pack
XOAQ1908 Xoar 19x8 Beechwood Propeller 

Recommended Options:
DLEG4026 DLE 40-26 Spark Plug DLE-40
FPWP4195 FlightPower EON-X™ Lite 7.4V 2100mAh 25C LiPo Pack
HCAM6426 Hobbico LifeSource 6.6V 1800mAh 10C LiFe Pack
HCAM6351 Hobbico HydriMax Ultra 6V 2000mAh NiMH Pack
XOAQ Xoar 19x10 Beechwood Propeller
XOAQ Xoar 20x8 Beechwood Propeller
XOAQ Xoar 20x10 Beechwood Propeller