Engine Parts
Valve Int St Bd Yz250f 19
Part # 0926-3178
$31.01
NY: 0
National: 20+
- —Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel
- —Lightweight, strong, one piece forging with profiles that provide excellent flow characteristics
- —Valve is infused by a special German process to a depth of .002, with a surface build up of .0002 which improves wear properties, reduces friction, and provides resistance to corrosion and wear that is superior to chrome and nickel electrolysis plating
- —Each valve is designed using Finite Element Analysis (F.E.A) software, and profiles are tested on a computerized flow bench
- —Stems are coated with black nitroneg
- —Made in the USA
Calculated shipping at checkout
30-day returns on unused parts
Ships in 1–3 business days
Specifications
Length3.245"
MaterialSteel
Stem Diameter5.00 mm
ApplicationIntake
UnitsEach
Tulip Angle18°
Stem Diameter0.1962"
Head Diameter1.221"
ModelBlack Diamond™
SizeOversize
Head Diameter31.00 mm
Product NameValve
Riding StyleOff-Road
Weight0.06 lbs
Dimensions (L x W x H)12.1" x 9.41" x 1.22"
Fits These Vehicles (7)
YZ250F2025
YZ250F2024
YZ250F2023
YZ250F2022
YZ250F2021
YZ250F2020
YZ250F2019
Not sure it fits? Call our Harley techs at 607-654-7431.













































































