General Specification; Basic Specification; Technical Data - BRP 912 Series Operator's Manual

7.1) General specification

7.1.1) Basic specification

Optional

7.1.2) Technical data

Bore
Stroke
Displacement
Compression ratio.
Page 7-2
Ed.4/January 01 2023
• 4 stroke, 4 cyl. horizontally opposed, spark ignition engine,
single central camshaft hydraulic tappets - push rods - OHV
(Over Head Valve)
• Liquid cooled cylinder heads
• Ram air cooled cylinders
• Dry sump forced lubrication
• Dual ignition of breakerless, capacitor discharge design
• 2 constant depression carburetors
• Mechanical fuel pump
• Electric starter (12 V 0.7 kW), 912 S/ULS (12 V 0.9 kW)
• Integrated AC generator with external rectifier regulator
• Propeller drive via integrated gearbox with mechanical shock
absorber and overload clutch
NOTE
The overload clutch is installed on all serial production aircraft
engines which are certified and non-certified aircraft engines of
the configuration 3.
• Electric starter (12 V 0.9 kW)
• External alternator (12 V 40 A DC)
• Vacuum pump drive
• Hydraulic constant speed propeller governor drive
Description
79.5 mm (3.13 in)
61 mm (2.40 in)
1211 cm³ (73.9 in³)
9.0 : 1
BRP-Rotax
912 A/F/UL
84 mm (3.31 in)
61 mm (2.40 in)
1352 cm³ (82.5 in³)
10.8 : 1
Effectivity: 912 Series
912 S/ULS
Rev. 1