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Manley Engine Exhaust Valve - 11989-8

Manley Valve - Exhaust, Valve-TI BBC AJPE
Manufacturer: Manley
Manufacturer part number: 11989-8
Old price: $1,332.49
$1,132.62
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Manley Titanium Valves are expertly designed to reduce valvetrain weight, improve efficiency, and excel in high-RPM applications. Lightweight yet incredibly strong, they enhance throttle response, power, and durability, making them the choice of performance enthusiasts and professional engine builders. Each valve features a one-piece forged titanium construction with superior grain flow to eliminate weak points and ensure long-term strength. State-of-the-art CNC machining and precision grinding deliver tight tolerances and consistent sealing for optimal engine performance. Crafted from premium titanium alloys, Manley valves achieve the perfect balance of hardness, ductility, and fatigue resistance under extreme temperatures. Every valve undergoes rigorous quality control and final inspection, guaranteeing unmatched reliability, precision, and consistency in the most demanding racing conditions. When performance matters, Manley Titanium Valves power the winners.

Note: Manley Valve - Exhaust, Valve-TI BBC AJPE - 2.000

Products specifications

Attribute name Attribute value
Seat Width .075
Valve Type Exhaust
Seat Coating None
Valve Material Titanium
Valve Series Titanium Series
Prop 65 Yes/No Yes
Margin Width .085
Installed Height .100 Longer
Tip Length 0.250
Valve Tip Length 0.250
Stem Diameter 0.3415
Valve Stem Diameter 0.3415
Weight 100
Head Diameter 2.000
Valve Head Diameter 2.000
Underhead Angle 25.00
Underhead Radius 3/8
Seat Angle 45.00
O/A Length 5.020
Valve Length 5.020
Engine Valve Quantity 8
Valve Quantity 8
Cylinder Head AJPE 4/5
Valve Groove Type Conventional Square
Prop 65 (C, R or CR) CR
Product Type Engine Exhaust Valve
Country of Origin US
Condition New
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