Strengthen a Factory Block to Handle the Horsepower of an Aftermarket Block up to 500+ HP
Main girdles are made of high-strength steel that expands at the same rate as the block to prevent the binding that occurs when using a different metal like aluminum. Valley girdles eliminate engine distortion and cracking by securing both sides of the lifter valley.
JEGS Easy Kits are designed by JEGS professionals so you get all the parts you need. Engine Girdle Kits include:
Main GirdleValley GirdleInstallation hardware (some fabrication required)
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