Engines · Off-road motorcycles, ATVs and UTVs
LuYuan off-road motorcycles, atvs and utvs
EPA certification records list 32 off-road motorcycle, ATV and UTV engine families from LuYuan, model years 2011–2026. Rated power ranges from 1 to 5 kW, median 1 kW. Displacement spans 40 cc to 107 cc. The most families were certified in 2013 (3).
Engine families32
Engine models5
Model years2011–2026
Power range1–5 kWmedian 1 kW
Displacement40 cc – 107 cc
Rank in category#36of 99 makers by families
Families certified per year
Technical mix
Fuel
Gas32
Configuration
42725
Cylinders
1 cyl32
Most certified engine models
49S17Ls17139F-730013Xy139F-72
Engine families
| Family | Model | Year | Displacement | Power | Fuel |
|---|---|---|---|---|---|
TLUYX0.04DB1 | 139F-7 | 2026 | 40 cc | 1 kW | Gas |
TLUYX0.04ST1 | Xy139F-7 | 2026 | 40 cc | 1 kW | Gas |
SLUYX0.04DB1 | 139F-7 | 2025 | 40 cc | 1 kW | Gas |
SLUYX0.04STC | Xy139F-7 | 2025 | 40 cc | 1 kW | Gas |
RLUYX0.04NDB | 139F-7 | 2024 | 40 cc | 1 kW | Gas |
RLUYX0.04STC | 49S | 2024 | 40 cc | 1 kW | Gas |
PLUYX0.04NDB | 49S | 2023 | 40 cc | 1 kW | Gas |
PLUYX0.04STC | 49S | 2023 | 40 cc | 1 kW | Gas |
NLUYX0.04NDB | 49S | 2022 | 40 cc | 1 kW | Gas |
NLUYX0.04STC | 49S | 2022 | 40 cc | 1 kW | Gas |
MLUYX0.04NDB | 49S | 2021 | 40 cc | 1 kW | Gas |
MLUYX0.04STC | 49S | 2021 | 40 cc | 1 kW | Gas |
LLUYX0.04NDB | 49S | 2020 | 40 cc | 1 kW | Gas |
LLUYX0.04STC | 49S | 2020 | 40 cc | 1 kW | Gas |
KLUYX0.04NDB | 49S | 2019 | 40 cc | 1 kW | Gas |
KLUYX0.04STC | 49S | 2019 | 40 cc | 1 kW | Gas |
JLUYX0.04MT1 | 49S | 2018 | 40 cc | 1 kW | Gas |
JLUYX0.04STC | 49S | 2018 | 40 cc | 1 kW | Gas |
HLUYX0.04MT1 | 49S | 2017 | 40 cc | 1 kW | Gas |
HLUYX0.11TM1 | Ls1 | 2017 | 107 cc | 5 kW | Gas |
GLUYX0.04MT1 | 49S | 2016 | 40 cc | 1 kW | Gas |
GLUYX0.11TM1 | Ls1 | 2016 | 107 cc | 5 kW | Gas |
FLUYX0.04MT1 | 49S | 2015 | 40 cc | 1 kW | Gas |
FLUYX0.11TM1 | Ls1 | 2015 | 107 cc | 5 kW | Gas |
ELUYX0.04MT1 | 49S | 2014 | 40 cc | 1 kW | Gas |
ELUYX0.11TM1 | Ls1 | 2014 | 107 cc | 5 kW | Gas |
DLUYX.050AA2 | 001 | 2013 | 49 cc | 2 kW | Gas |
DLUYX.050DAA | Ls1 | 2013 | 49 cc | 2 kW | Gas |
DLUYX0.11TM1 | Ls1 | 2013 | 107 cc | 5 kW | Gas |
CLUYX.050AA2 | 001 | 2012 | 49 cc | 2 kW | Gas |
CLUYX.050DAA | Ls1 | 2012 | 49 cc | 2 kW | Gas |
BLUYX.050AA2 | 001 | 2011 | 49 cc | 2 kW | Gas |
Other off-road motorcycles, atvs and utvs makers
Source
US Environmental Protection Agency engine certification data. Model year and manufacturer are decoded from EPA engine family codes (EPA codes:LUY). 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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