A 2 cylinder powerhouse for 40% aerobatic planes ! Well proven, with ample power for Unlimited aerobatic competition.

All engines come with ignition, prop washer, and prop bolts.

Mufflers ARE included.

Specifications

Displacement: 10.48 ci (171.8 cc)
Weight: 7.85 lbs (3.56 kilos)
Bore: 2.0472 in (52 mm)
Stroke: 1.594 in (40.49 mm)
Length: 7.67 in (195 mm)
RPM Range: 1,100 to 6,500
RPM Max: 9,200
Fuel Consumption: 4 oz/min @ 6,000 RPM
Warranty: Three year
Bolt Circle: 34mm
Prop Bolt: (6) 6mm

Features

Three crank bearings,with long spacing between front bearings.
Four petal reed valve, bottom induction.
Desert Aircraft, auto advance, electronic ignition.
Walbro Carburator
Exclusive Desert Aircraft designed cylinders, pistons, and crankshaft.
CNC milled, 7075 aluminum alloy crankcase.
Low vibration.
Long rod to stroke ratio.
Aerobatic power curve.

• The ignition can be powered directly by 4 or 5 cell 4.8 or 6 volt NiCd/NiMH batteries, or 6.6 volt A123/LiFe batteries. If using batteries rated at more than 6.6 volts, a 5.5 or 6 volt regulator must be used. Higher voltage will damage the ignition system and will void the warranty.

DA Recommends a high quality synthetic oil. Some oils Desert Aircraft recommends are: Red-line Two Stroke Racing Oil (40 to 1), Motul 800 (50 to 1), and Stihl HP Ultra (50 to 1).

Prop bolt: The DA170 uses 6mm prop bolts. Torque to 110 in. lbs. for wood props , 130 in. lbs. for carbon

Recommended Props

2-Blades

30x13
31x12
32x10
32x11
32x12

3-Blades

28.5x12
29x12N

Desert Aircraft

Desert Aircraft DA-35 with Stock Muffler

Desert Aircraft DA-70 with Stock Mufflers

Desert Aircraft DA-170 Twin Gas Engine w/mufflers

Desert Aircraft DA-120 Twin with Mufflers

Desert Aircraft DA-35 with Pitts Muffler