Chuanl motorcycle engines
EPA certification records list 18 highway motorcycle engine families from Chuanl, model years 2006–2012. Rated power ranges from 2 to 11 kW, median 7 kW. Displacement spans 49 cc to 50 cc. The most families were certified in 2007 (5).
Engine families18
Engine models11
Model years2006–2012
Power range2–11 kWmedian 7 kW
Displacement49 cc – 50 cc
Rank in category#60of 108 makers by families
Families certified per year
Technical mix
Fuel
Gas18
Configuration
418
Cylinders
1 cyl162 cyl2
Most certified engine models
Lb15Chm-150-072Lb163Fml2Chl-050-20062Chm1Lb172Mm1Lb1P39Qmb1Lb1P57Qmj1Lon1Chm-200-071Chm-250-071
Engine families
| Family | Model | Year | Displacement | Power | Fuel |
|---|---|---|---|---|---|
CCHMC0.05GP3 | Chm | 2012 | 49 cc | 2 kW | Gas |
CCHMC0.157CW | Chm-150-07 | 2012 | — | 7 kW | Gas |
BCHMC0.05NFG | Lb1 | 2011 | 49 cc | 2 kW | Gas |
BCHMC0.15NFG | Lb1 | 2011 | — | 7 kW | Gas |
ACHMC0.05NFG | Lb1 | 2010 | 49 cc | 2 kW | Gas |
9CHMC0.05NFG | Lb1 | 2009 | 49 cc | 2 kW | Gas |
9CHMC0.15NFG | Lb1 | 2009 | — | 7 kW | Gas |
9CHMC0.20NFG | Lb163Fml | 2009 | — | 10 kW | Gas |
8CHMC0.05NFG | Lb1P39Qmb | 2008 | 49 cc | 2 kW | Gas |
8CHMC0.15NFG | Lb1P57Qmj | 2008 | — | 7 kW | Gas |
8CHMC0.20NFG | Lb163Fml | 2008 | — | 10 kW | Gas |
8CHMC0.25NFG | Lb172Mm | 2008 | — | 11 kW | Gas |
7CHMC.250SAW | Lon | 2007 | — | 10 kW | Gas |
7CHMC0.05NFG | Chl-050-2006 | 2007 | 50 cc | 2 kW | Gas |
7CHMC0.15NFG | Chm-150-07 | 2007 | — | 7 kW | Gas |
7CHMC0.20NFG | Chm-200-07 | 2007 | — | 10 kW | Gas |
7CHMC0.25NFG | Chm-250-07 | 2007 | — | 11 kW | Gas |
6CHMC0.05NFG | Chl-050-2006 | 2006 | 50 cc | 2 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:CHM). 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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