Skip to content

We don't sell parts. We tell you what you actually own, and how to check what fits.

The Scooter Parts Registry

EPA engine family

Engine family AGKMX1.31GML

If this code is printed on your emission label, this is your machine's federal record: sold under Gk Motor Sports, Inc., with an engine built by Shanghai Jinfeng Motor Co., Ltd.

Displacement
—
Model years
2010
Models certified
18
Certificates
1

What this record says

Sold in the US by
Gk Motor Sports, Inc.
Engine built by
Shanghai Jinfeng Motor Co., Ltd.
Vehicle category
All Terrain Vehicle
Certificate numbers
AGKMX1.31GML-001

The engine, as described on the certificate

The test vehicle Gk Motor Sports submitted for this family (model GK1300-2A) carried engine code JF-474QE.

The certificate describes a four-stroke, four-cylinder engine with 2 valves per cylinder fed by sequential multi-port fuel injection, open loop (no oxygen sensor), run by an ignition control module (CDI-type ignition). There is a catalytic converter in the exhaust, recorded as "TWC, single bed, open loop".

Rated power on the record is 72 kW (about 97 hp) at 5,000 rpm, driving through a 4-speed manual gearbox.

Engine code on test vehicle
JF-474QE
Cylinders / valves
4 · 2 per cylinder
Cycle
four-stroke
Fuel delivery
sequential multi-port fuel injection
Oxygen sensor
no
Engine control
ICM
Catalytic converter
TWC, single bed, open loop
Rated power
72 kW (≈97 hp)
Rated speed
5,000 rpm
Transmission
4-speed manual gearbox
Sales area
50S
Vehicle built by
Shanghai Goka Sports Motor Co., Ltd.
Test vehicle model
GK1300-2A

Filing history and where it was sold

Gk Motor Sports filed one certificate under this family, for model year 2010, sold as 50-state, California included.

The vehicle itself is recorded as built by the same company, Shanghai Goka Sports Motor Co., Ltd. in China — engine and chassis from one source.

Certified emission levels: CO 1.7, HC 0.12, NOx 0.37 g/km.

Other records carrying the same engine code

Gk Motor Sports certified an engine with this code under 2 other family numbers — the same engine filed again in another year, or in an off-road and a street version:

A shared code from the same factory is a strong search lead. From a different factory it is as often a naming coincidence. Either way it narrows the search; it does not settle it — measure before you buy.

Models certified under AGKMX1.31GML

Every model designation the importer listed on this certificate. If your machine's model name appears here, this is the right record — even if the name on the bodywork is slightly different.

GK-BMS 1000-2A · GK-BMS 1000-4A · GK-BMS 1100-2A · GK-BMS 1100-4A · GK-BMS 1300-2A · GK-BMS 1300-4A · GK1000-2A · GK1000-2B · GK1000-4A · GK1000-4B · GK1100-2A · GK1100-2B · GK1100-4A · GK1100-4B · GK1300-2A · GK1300-2B · GK1300-4A · GK1300-4B

Related in the registry

Source. US EPA annual certification data — EPA Certified Highway Motorcycle Test Results, MY2006-present; EPA Certified Off-Road Motorcycle / ATV / UTV / Rec Vehicle, MY2006-present. Retrieved 2026-09-07. Full provenance and method.