![Chevy SBC 350 Ford SB 289 302 351W Head Build Kit - Hydraulic Flat Tappet [Cast Iron] resistance and turns ratios to](https://cdn.shopify.com/s/files/1/0762/0316/3867/files/PCE250-HBK_341f9ac9-906b-4bfb-bc6f-ab74485717b7.jpg?v=1785317746)
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resistance and turns ratios to deliver10-15% more energy than the OEM coils
This cooler air charge provides additional power and torque
Valve CoversCover your valvetrain with a set of Speedmaster fabricated aluminum valve covers
This feature is sometimes called an air gap design
Chevy SBC 350 Ford SB 289 302 351W Head Build Kit - Hydraulic Flat Tappet [Cast Iron] resistance and turns ratios toSpeedmaster 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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