SECTION 2
LYCOMING OPERATORS MANUAL
SPECIFICATIONS
VO, IVO & TIVO-540 SERIES
SPECIFICATIONS
IVO-540 SERIES
FAA Type Certificate ..............................................................................................................................E11EA
Rated horsepower...........................................................................................................................................305
Rated speed, RPM........................................................................................................................................3200
Bore, inches.................................................................................................................................................5.125
Stroke, inches..............................................................................................................................................4.375
Displacement, cubic inches.........................................................................................................................541.5
Compression ratio....................................................................................................................................... 8.7:1
Firing order .......................................................................................................................................1-4-5-2-3-6
Spark occurs, degrees BTC..............................................................................................................................25
Valve rocker clearance (hydraulic tappets collapsed) ......................................................................... .028-.080
Crankshaft drive ratio .................................................................................................................................... 1:1
Crankshaft rotation (viewed from bottom) .........................................................................................Clockwise
TIVO-540 SERIES
FAA Type Certificate ................................................................................................................................. 1E14
Rated horsepower...........................................................................................................................................315
Rated speed, RPM........................................................................................................................................3200
Bore, inches.................................................................................................................................................5.125
Stroke, inches..............................................................................................................................................4.375
Displacement, cubic inches.........................................................................................................................541.5
Compression ratio....................................................................................................................................... 7.3:1
Firing order .......................................................................................................................................1-4-5-3-2-6
Spark occurs, degrees BTC..............................................................................................................................25
Valve rocker clearance (hydraulic tappets collapsed) ......................................................................... .028-.080
Crankshaft drive ratio .................................................................................................................................... 1:1
Crankshaft rotation (viewed from bottom) .........................................................................................Clockwise
2-2
Summary of Contents for IVO-540 Series
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