Manley 42431-16 Valve Spring Locators for 221431 Springs

The Manley 42431-16 valve spring locators are precision-engineered components designed to protect expensive aluminum cylinder heads from being galled by high-pressure valve springs. These locators are specifically designed for use with Manley 221431 valve springs, ensuring proper fitment and optimal performance in high-performance engine applications.

Key Features:

• Quality-machined from heat-treated alloy steel for maximum durability
• Corrosion-resistant black oxide finish for long-lasting protection
• Precision tolerances ensure accurate valve spring alignment and centering
• Prevents valve spring wear and damage to aluminum heads

Manley valve spring locators are essential components for any high-performance engine build, providing the critical interface between valve springs and cylinder heads. The heat-treated construction and precision machining ensure these locators can withstand the extreme pressures generated by performance valve springs while maintaining proper valve train geometry.