Mandatory to prevent cam walk in roller cam conversions
Helps maintain accurate timing
Made from aluminum
Easy installation
Durable and long lasting
Mr. Gasket Aluminum Cam Button Spacers maintain pinpoint accuracy in any camshaft installation and are an absolute must for roller cams. Manufactured from aluminum, these solid-style spacers keep the cam from moving in and out and causing erratic timing, measure .640-inch, and are a perfect fit for small-block Chevys with flat-face timing covers.