2016 - 2023
BETA RR 390
Piston
| Vertex
Fits to:
BETA 390 RR [2016 - 2023]
BETA RR 390 EFI Racing [2019 - 2019]
BETA RR 390 EFI Racing [2017 - 2017]
BETA RR 390 EFI Racing [2020 - 2020]
BETA RR 390 EFI [2021 - 2021]
BETA RR 390 EFI Racing [2022 - 2022]
BETA RR 390 EFI [2019 - 2019]
BETA RR 390 EFI [2017 - 2017]
BETA RR 390 EFI [2020 - 2020]
BETA RR 390 EFI [2016 - 2016]
BETA RR 390 EFI [2022 - 2022]
BETA RR 390 EFI Racing [2021 - 2021]
BETA RR 390 EFI [2018 - 2018]
BETA RR 390 EFI Racing [2018 - 2018]
Specifications
| Manufacturer | Vertex |
|---|---|
| Piston diameter | 87.97mm |
| Bore size | 88,00 mm |
| Engine type | 4-Stroke |
| Piston diameter | 87,97 mm |
| Piston material | Forged, Aluminum Alloy |
| Piston size | Standard Size B |
| Ring material | Nitride Coated |
| Skirt coating | Moly Coated |
| Style | Forged Replica |
| Units | Kit |
| Width | 111.000 |
| Height | 69.000 |
| Length | 110.000 |
Product description
Pro Replica – Forged piston in original OE form
All pistons are heat treated with a T-5 hardening and tempering cycle
All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
Forged pistons are forged from 2618 aluminum for superior strength and durability
Forged Replica pistons are forged OE replacements
Replica pistons and all rings are OEM replacements
Kits include piston, rings, wrist pin and circlips
Replacement two-stroke piston rings sold individually; four-stroke piston rings sold as a set