Engine Parts
Valve Exhaust Standard Yzfr1
Part # 0926-3270
$35.22
NY: 0
National: 5
- —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
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Specifications
Head Diameter0.989"
Head Diameter25.00 mm
Riding StyleStreet
Tulip Angle15°
UnitsEach
MaterialStainless Steel
Product NameValve
SizeStandard
ApplicationExhaust
Stem Diameter0.1760"
Length3.565"
ModelBlack Diamond™
Stem Diameter4.50 mm
Weight0.11 lbs
Dimensions (L x W x H)3.75" x 1" x 0.25"













































































