● Cylinder Kits

GENUINE HONDA & YUMINASHI SPECIAL CYLINDER KITS FOR PCX160 4V. eSP+ (2021-) 

➲ Select below if you have a 125 or a 160 scooter, which bore size you have, which cylinder head do you want to use, and which exhaust you are using.
➲ The result is the injector flow rate which puts you in the right direction of what your engine will need...  

eSP+ Scooter Type:

125cc 4V eSP+ (2021-2025) 160cc 4V eSP+ (2021-2025)

Bore Size:

53.5mm 60.0mm 62.0mm 63.0mm

Cylinder Head:

STD Stock (20/17) GT4S (22/19)

Camshaft:

Stock ST238 SPORTS TOURING #14100-K0S-238 GT4 SUPER SPORTS #14100-K0S-GT4

Exhaust:

Stock YUMINASHI STAGE-1 (25.8mm Outer Diameter) YUMINASHI STAGE-2 (28mm Outer Diameter)

REQUIRED THROTTLE BODY: -

BASELINE INJECTOR FLOW (BASED ON YOUR eSP+ SCOOTER TYPE | ECU): -

RECOMMENDED SPARK PLUG: -

CHIEF ENGINEER TUNING NOTES: -

SHOP FUEL INJECTORS NOW

※ WARNING: All performance injectors MUST be installed with the Yuminashi 6.3mm fuel hose to prevent fuel starvation at high RPM.

※ The 2025- Euro 5+ generation can only install a slightly larger injector, risk to go into limp mode!

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