Alliance Powersports motorcycle engines
EPA certification records list 49 highway motorcycle engine families from Alliance Powersports, model years 2012–2025. Rated power ranges from 3 to 27 kW, median 9 kW. All listed families displace 49 cc. The most families were certified in 2015 (7).
Engine families49
Engine models3
Model years2012–2025
Power range3–27 kWmedian 9 kW
Displacement49 cc – 49 cc
Rank in category#21of 108 makers by families
Power distribution
Number of engine families by rated power.
Families certified per year
Technical mix
Fuel
Gas49
Configuration
44722
Cylinders
1 cyl49
Most certified engine models
50S3049S15Xs1P61Qmk-2B4
Engine families
| Family | Model | Year | Displacement | Power | Fuel |
|---|---|---|---|---|---|
SALPC.049SAN | 49S | 2025 | 49 cc | 3 kW | Gas |
SALPC.169SYB | Xs1P61Qmk-2B | 2025 | — | 9 kW | Gas |
SALPC.278SYM | 50S | 2025 | — | 21 kW | Gas |
RALPC.049SAN | 49S | 2024 | 49 cc | 3 kW | Gas |
RALPC.169SYB | Xs1P61Qmk-2B | 2024 | — | 9 kW | Gas |
RALPC.278SYM | 50S | 2024 | — | 21 kW | Gas |
PALPC.049SAN | 49S | 2023 | 49 cc | 3 kW | Gas |
PALPC.169SYM | Xs1P61Qmk-2B | 2023 | — | 9 kW | Gas |
PALPC.278SYM | 50S | 2023 | — | 21 kW | Gas |
NALPC.049SAN | 49S | 2022 | 49 cc | 3 kW | Gas |
NALPC.169SYM | Xs1P61Qmk-2B | 2022 | — | 9 kW | Gas |
NALPC.278SYM | 50S | 2022 | — | 21 kW | Gas |
MALPC.049SAN | 49S | 2021 | 49 cc | 3 kW | Gas |
MALPC.278SYM | 50S | 2021 | — | 21 kW | Gas |
LALPC.049SAN | 49S | 2020 | 49 cc | 3 kW | Gas |
LALPC.278SMC | 49S | 2020 | — | 27 kW | Gas |
LALPC.278SYM | 50S | 2020 | — | 21 kW | Gas |
KALPC.150SYM | 50S | 2019 | — | 9 kW | Gas |
KALPC.278SMC | 49S | 2019 | — | 27 kW | Gas |
KALPC.278SYM | 50S | 2019 | — | 21 kW | Gas |
JALPC.150SYM | 50S | 2018 | — | 9 kW | Gas |
JALPC.278SYM | 50S | 2018 | — | 21 kW | Gas |
HALPC.049SMM | 49S | 2017 | 49 cc | 3 kW | Gas |
HALPC.150SYM | 50S | 2017 | — | 9 kW | Gas |
GALPC.150SYM | 50S | 2016 | — | 9 kW | Gas |
GALPC.171SYM | 50S | 2016 | — | 11 kW | Gas |
GALPC.278SYM | 50S | 2016 | — | 21 kW | Gas |
FALPC.049SYA | 49S | 2015 | 49 cc | 3 kW | Gas |
FALPC.049SYM | 49S | 2015 | 49 cc | 3 kW | Gas |
FALPC.100SYM | 50S | 2015 | — | 5 kW | Gas |
FALPC.150SYM | 50S | 2015 | — | 9 kW | Gas |
FALPC.171SYM | 50S | 2015 | — | 11 kW | Gas |
FALPC.250SYM | 50S | 2015 | — | 19 kW | Gas |
FALPC.264SYM | 50S | 2015 | — | 17 kW | Gas |
EALPC.049SYA | 49S | 2014 | 49 cc | 3 kW | Gas |
EALPC.049SYM | 49S | 2014 | 49 cc | 3 kW | Gas |
EALPC.100SYM | 50S | 2014 | — | 5 kW | Gas |
EALPC.150SYM | 50S | 2014 | — | 9 kW | Gas |
EALPC.171SYM | 50S | 2014 | — | 11 kW | Gas |
EALPC.264SYM | 50S | 2014 | — | 17 kW | Gas |
DALPC.049SYM | 49S | 2013 | 49 cc | 3 kW | Gas |
DALPC.100SYM | 50S | 2013 | — | 5 kW | Gas |
DALPC.150SYM | 50S | 2013 | — | 9 kW | Gas |
DALPC.171SYM | 50S | 2013 | — | 11 kW | Gas |
DALPC.264SYM | 50S | 2013 | — | 17 kW | Gas |
CALPC.049SYM | 49S | 2012 | 49 cc | 3 kW | Gas |
CALPC.100SYM | 50S | 2012 | — | 5 kW | Gas |
CALPC.150SYM | 50S | 2012 | — | 9 kW | Gas |
CALPC.200SYM | 50S | 2012 | — | 12 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:ALP). 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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