Engine Parts
Other Variations
Piston Kit Beta 390rr 12.5:1 Cr
Part # 0910-6924
$277.95
NY: 0
National: 7
- —Built to the tightest tolerances for the ultimate combination of performance and strength
- —Kit includes piston rings, wrist pin, and circlips
Calculated shipping at checkout
30-day returns on unused parts
Ships in 1–3 business days
Specifications
Bore - OversizeStandard
ModelForged Series
Riding StyleAdventure Touring / Dual-Sport
Riding StyleStreet
UnitsKit
Bore Size88.00 mm
Riding StyleOff-Road
Engine Type4-Stroke
Compression Ratio12.5:1
Stroke Length63.40 mm
Displacement385 cc
Piston MaterialForged 2618 Aluminum
Product NamePiston Kit
Skirt CoatingArmorGlide®
Weight1 lbs
Dimensions (L x W x H)4.25" x 4.25" x 4.25"
Fits These Vehicles (11)
390 RR 4T2025
390 RR2024
390 RR2023
390 RR-S2022
390 RR 4T2021
390 RR2020
390 RR2019
390 RR2018
390 RR2017
390 RR 4T2016
390 RR 4T2015
Not sure it fits? Call our Harley techs at 607-654-7431.
