Operating Costs

The engine operating cost reduction available with the V8 installation is significant. When you couple this with the increased range and multi-fuel capability, you realize substantial gains in operational flexibility. Additional savings are provided by the exceptional reliability of the modern V8 engines. We have not included these maintenance savings in the following operating costs chart:

OPERATING COST OVERVIEW LS-3 IO-540 GO-480 GSO-480
Horsepower 425 300 270 340
Recommended T.B.O. 2000 2000 1300 1300
Overhaul Cost ($USD)
$10,000 $40,000 $40,000 $50,000
Power Setting (MP/RPM)
23/3300 24/2400 22/2600 32/2600
Fuel consumption at Cruise (U.S. Gallons)
12 15 14 17
Usable Fuel (U.S. Gallons) 80 80 80 80
Range:  Hours
Range: 
Miles @ 130 MPH
Range: 
Miles @ 250 MPH
8.0
1,040
2,000
5.3
694
1,333
5.7
743
1,429
4.7
612
1,176
Fuel Octane Rating

91

100

100

100

Fuel Cost per U.S. Gallon $3.50 $6.31 $6.31 $6.31
Fuel Cost Per Hour $42.00 $94.65 $88.34 $107.27
Overhaul Cost Per Hour $6.67 $20.00 $30.77 $38.46
Total Fuel Plus Overhaul per Hour
$48.67 $114.65 $119.11 $145.73
Savings per 1000 Hours $65,980 $70,440 $97,060

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