Sinnis K157FMI 125 Inlet & Exhaust Valve Pair – 5mm Stem
Brand-new unbranded replacement inlet and exhaust valve pair for compatible motorcycles using the K157FMI 125cc engine family.
Valve Specifications
- Inlet valve head: 25.5 mm
- Exhaust valve head: 22.5 mm
- Stem diameter: 5 mm
- Overall length: approximately 94 mm
- K157FMI inlet reference: K157FMI02-22A
- K157FMI exhaust reference: K157FMI02-13A
Compatible Applications
| Make | Models | Fitment Basis |
|---|---|---|
| Sinnis | Apache / Apache SMR / Blade / Bomber / Cafe / Max II / Retrostar / Scrambler / Stealth / Trackstar / Vista 125 | Sinnis parts catalogue groups these motorcycles under K157FMI/K157FMI-E engine and valve-train diagrams |
Important Fitment Information
Confirm the engine code and valve dimensions, especially on later EFI/K157FMI-E revisions.
Do not order by 125cc capacity alone. Some similar-looking 156/157FMI-family engines use different valve dimensions or cylinder heads.
What's Included
- 1 x inlet / intake valve
- 1 x exhaust valve