Discover the extraordinary capabilities of Manley Performance Products’ Extreme Duty Series Valves. Manley Extreme Duty Series Nissan 3.8L VR38DETT Exhaust Valve Kit 32.15mm engineered to cater to the demanding needs of Top Fuel and Funny Car drag racers, Big Block Chevy marine enthusiasts, and Small Block Chevy restricted carburetor circle track competitors, these valves are your ticket to unparalleled performance.
Ideal for Specialized Applications: Tailored for any application where extreme force and heat resistance is a must including Top Fuel, Funny Car, and Marine Engine applications.
XH-432 XtremeAlloy: The hallmark of excellence in exhaust valve material construction.
Built to Last: Featuring chrome stems and hard tips for exceptional longevity and wear resistance.
Optimized Performance: Swirl polished under head areas and fully machined combustion faces improve airflow and combustion efficiency.
 
Product Market
Sport Compact
Head Diameter
32.15 MM
Stem Diameter
0.2345, 5.96 MM
O/A Length
92.00 MM
Tip Length
2.16 MM
Margin Width
0.060 IN
Seat Width
0.100 IN
Top of Head
Dimple
Underhead Angle
25.00 DEG
Underhead Radius
11/32 IN
Valve Series
Extreme Duty Series
Product Type
Engine Exhaust Valve Kit
Valve Quantity
12
Engine Detail – Web
3.8L VR38DETT
 
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