Lastec 3573C, Owner'S Manual

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Maintenance
Lastec Mower Specifications
Maintenance Lastec//021819 5-7
5
Engine Specifications
25HP Engine (2561C) 26.5HP Engine (2761C/2773C)
Model
1
1
Refer to the Engine Operator’s Manual .
Kohler CH740 air cooled Kohler ECH749 air cooled
Bore & Stroke 83 x 67mm / 3.3 x 2.6 in 83 x 69mm / 3.3 x 2.7 in
Total
Displacement 725cc /44.0 cu in 747cc /45.0 cu in
Power 25 HP 26.5 HP
High / Low Idle
Speed 3600 RPM 3600 RPM
Compression Ratio 9.0:1 9.1:1
Dry Weight 94 lbs 108 lbs
Oil API Service Class SJ, Visc SAE
10W-30 API Service Class SJ, Visc SAE
10W-30
Oil Capacity 2.0 US qt. 2.0 US qt.
Oil Filter Kohler 046939 Kohler 046939
Fuel Gasoline (unleaded) Gasoline (unleaded)
Fuel Capacity 12 Gallons 12 Gallons
Air Filter Air Filter, Primary Element 046553 Air Filter, Primary Element 046553
Air Filter Air Filter, Inner Element 046554 Air Filter, Inner Element 046554
Battery Group U1 12V 340CCA, Ratings:
CA@32°F=425; CCA@0°F=340 073079 Group U1 12V 340CCA, Ratings:
CA@32°F=425; CCA@0°F=340 073079
35HP Engine (3573C) 38HP Engine (3873C)
Model
1
1
Refer to the Engine Operator’s Manual .
Kohler CH980 air cooled Kohler ECH980 air cooled
Bore & Stroke 90 x 78.5mm / 3.5 x 3.1 in 90 x 78.5mm / 3.5 x 3.1 in
Total
Displacement 999cc /61.0 cu in 999cc /61.0 cu in
Power 35 HP 38 HP
High / Low Idle
Speed 3600 RPM 3600 RPM
Compression Ratio 8.8:1 8.8:1
Dry Weight 132 lbs 132 lbs
Oil API Service Class SJ, Visc SAE
20W-50 API Service Class SJ, Visc SAE
20W-50
Oil Capacity 2.1 US qt. 2.1 US qt.
Oil Filter Kohler 046939 Kohler 046939
Fuel Gasoline (unleaded) Gasoline (unleaded)
Fuel Capacity 12 Gallons 12 Gallons
Air Filter Air Filter, Primary Element 046553 Air Filter, Primary Element 046553
Air Filter Air Filter, Inner Element 046554 Air Filter, Inner Element 046554
Battery Group U1 12V 340CCA, Ratings:
CA@32°F=425; CCA@0°F=340 073079 Group U1 12V 340CCA, Ratings:
CA@32°F=425; CCA@0°F=340 073079