Engines for Sling Builders
Rotax 915iS
$ Call
Tried and True
Compatible with Airmaster and MT Props
Affordable Price
Rotax 916iS
$ Call
Increased Horsepower
Increased Time Before Overhaul
Compatible with MT Prop
Available for TSi's and High Wings through CAB
EP 918 Ti
$ Call
Highest Performance
Compatible with MT Prop
Light Weight
Compare the engines
Three powerplants fit a Sling built at our shop. They share the same core architecture, so the choice comes down to power, time between overhaul, and how much altitude performance you want. Here is how they line up.
Rotax 915 iS
The proven turbocharged four cylinder, and the most affordable way into high altitude performance. A strong fit for builders who want reliable, well supported power without stepping up in cost.
- 141hp max
- 1,200hr TBO
- 23,000ft ceiling
- 181.2lb dry
- Max power
- 141 hp (104 kW) @ 5,800 rpm
- Max continuous
- 135 hp (99 kW) @ 5,500 rpm
- Displacement
- 1,352 cm³ (82.6 cu in)
- Bore & stroke
- 84.0 mm × 61.0 mm
- Engine weight
- 82.2 kg (181.2 lb) with gearbox, turbo, intercooler, exhaust
- Gearbox
- 2.54:1 reduction with overload clutch
- Electrical
- 12 or 24 V starter · 24 V supply up to 800 W
- Fuel
- Min. AKI 91 / RON 95 · AVGAS 100LL · E10
Key features
- Turbocharger with stainless steel exhaust
- Redundant electronic fuel injection and ignition, eco mode
- Engine Management System (EMS)
- Dry sump lubrication with separate oil tank
- Hydraulic valve tappets, no manual adjustment
- Customizable version available with unbranded covers
Rotax 916 iS
More power and nearly double the overhaul interval of the 915 iS, with full take off power available to 15,000 feet. This is the engine in most of the TSi builds coming through our shop.
- 160hp max
- 2,000hr TBO
- 15,000ft full power
- 189lb dry
- Max power
- 160 hp (117 kW) @ 5,800 rpm
- Max continuous
- 137 hp (101 kW) @ 5,500 rpm
- Torque
- 193 Nm (142 ft lb) @ 5,800 rpm
- Displacement
- 1,352 cm³ (82.6 cu in)
- Bore & stroke
- 84.0 mm × 61.0 mm
- Engine weight
- 85.8 kg (189 lb) with gearbox, turbo, intercooler, exhaust
- Max operating altitude
- 23,000 ft
- Fuel
- Min. AKI 91 / RON 95 · AVGAS 100LL · E10
Key features
- Full take off power up to 15,000 ft
- 2,000 hour TBO
- Turbocharger with stainless steel exhaust and intercooler
- Redundant electronic fuel injection and ignition, eco mode
- Engine Management System (EMS)
- Dry sump lubrication with separate oil tank
EP 918 Ti
Edge Performance builds this on the 916 iS core, adding a dual ECU FADEC system and reworked induction for 185 hp at the lightest weight of the three. Same mounting points and dimensions as the 915 and 916, so it drops into the same airframe.
- 185hp
- 2,000hr TBO
- 15,000ft sea level power
- 179.6lb dry
- Power output
- 185 hp (133 kW)
- Torque
- 266 Nm @ 5,300 rpm
- Displacement
- 1,352 cm³
- Bore & stroke
- 84.0 mm × 61.0 mm
- Engine weight
- 81.5 kg (179.6 lb) with gearbox, turbo, intercooler, exhaust
- Gearbox
- 2.54:1 reduction
- Max rpm
- 5,800 rpm (5 min limit) · 5,500 rpm continuous
- Service ceiling
- 23,000 ft
- Fuel
- AKI 93 / RON 98 / E10 · AVGAS 100LL
Key features
- Dual ECU, fully redundant FADEC
- Fully sequential fuel and ignition control
- Closed loop EGT and injector control
- Adaptive knock control
- In flight high and low boost setting
- CAN Aerospace, communicates with Garmin and Dynon EFIS
- Dual alternators (15 / 35 A)
- Same mounting points and dimensions as the 915 and 916 iS
At a glance
| Spec | Rotax 915 iS | Rotax 916 iS | EP 918 Ti |
|---|---|---|---|
| Max power | 141 hp | 160 hp | 185 hp |
| TBO | 1,200 hrs | 2,000 hrs | 2,000 hrs |
| Dry weight | 181.2 lb | 189 lb | 179.6 lb |
| Displacement | 1,352 cm³ | 1,352 cm³ | 1,352 cm³ |
| Gearbox | 2.54:1 | 2.54:1 | 2.54:1 |
| Max altitude | 23,000 ft | 23,000 ft | 23,000 ft |
| Engine control | EMS | EMS | Dual ECU FADEC |
Specifications published by Rotax and Edge Performance. Performance varies with conditions, temperature, and altitude. Talk to us about which engine suits your mission.
Talk through your engine choice
Location
Goodrich Aviation - Hangar 1
2570 Airport Road
Johnson City, NY 13760
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