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We recommend using our Speedmaster LSD or Full Spool units
They're 40 percent lighter
Speedmaster has already done the work for you
*Will not work on engines w/reverse flow heads as utilized on 1992-96 LT-1 Corvette
It also features nitrous bosses and rear water ports
Mopar Chrysler BB 383 440 Head Build Kit - Hydraulic Roller Tappet We recommend using our SpeedmasterSpeedmaster cylinder head valvetrain kits offer a comprehensive solution for revitalizing your engine's cylinder heads. These kits are expertly crafted to restore optimal performance and are tailored to match specific cylinder head configurations and camshaft profiles, ensuring a perfect fit and maximum efficiency. Whether you're overhauling an engine or looking to upgrade your vehicle's performance, these valvetrain kits provide all the necessary
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