Ultima motorcycle engines
EPA certification records list 12 highway motorcycle engine families from Ultima, model years 2007–2018. Rated power is 78 kW. The most families were certified in 2008 (2).
Engine families12
Engine models8
Model years2007–2018
Power range78–78 kWmedian 78 kW
Rank in category#91of 108 makers by families
Families certified per year
Technical mix
Fuel
Gas12
Configuration
412
Cylinders
2 cyl12
Most certified engine models
Eg4Company, L.L.C. 20082Company, L.L.C. 20131Company, L.L.C. 20121Company, L.L.C. 20111Company, L.L.C. 20101Company, L.L.C. 20091Company, L.L.C. 20071
Engine families
| Family | Model | Year | Power | Fuel |
|---|---|---|---|---|
JULTC2.09ENG | Eg | 2018 | 78 kW | Gas |
HULTC2.09ENG | Eg | 2017 | 78 kW | Gas |
FULTC2.09ENG | Eg | 2015 | 78 kW | Gas |
EULTC2.09ENG | Eg | 2014 | 78 kW | Gas |
DULTC2.09ENG | Company, L.L.C. 2013 | 2013 | 78 kW | Gas |
CULTC2.09ENG | Company, L.L.C. 2012 | 2012 | 78 kW | Gas |
BULTC2.09ENG | Company, L.L.C. 2011 | 2011 | 78 kW | Gas |
AULTC2.09ENG | Company, L.L.C. 2010 | 2010 | 78 kW | Gas |
9ULTC2.09ENG | Company, L.L.C. 2009 | 2009 | 78 kW | Gas |
8ULTC2.09ENG | Company, L.L.C. 2008 | 2008 | 78 kW | Gas |
8ULTC2.09VPE | Company, L.L.C. 2008 | 2008 | 78 kW | Gas |
7ULTC2.09ENG | Company, L.L.C. 2007 | 2007 | 78 kW | Gas |
Other motorcycle engines makers
Source
US Environmental Protection Agency engine certification data. Model year and manufacturer are decoded from EPA engine family codes (EPA codes:ULT). An engine family is a group of engines certified together; one family can cover several power ratings.
Engine calculators
Torque, power and BMEPPower from torque and RPM · Torque from power and RPM · Brake mean effective pressure (BMEP)Engine displacementDisplacement from bore, stroke and cylinders · Bore from displacement and stroke · Stroke from displacement and boreBSFC and thermal efficiencyBSFC from power and fuel flow · Fuel flow from power and BSFC · Thermal efficiency from BSFCCompression ratioStatic compression ratio · Chamber volume for a target compression ratio · Theoretical compression pressurePiston speedMean piston speed · Maximum RPM for a piston speed limit · Rod ratio, piston velocity and acceleration
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