SET OF 2 .This double-duty tool is used to simplify engine cam swaps. During rebuild, lifters drop down onto cam lobes, making it difficult to remove/install cams.Tool uses strong magnets to hold lifters up while removing/installing cams. They can also be used to hold pushrod tubes out of the way during pushrod adjustment. Tool made from a high performance urethane elastomer that exhibits ultra-high tear and impact properties. This pair allows technician to service both front and rear lifters at same time. For use on '99-later Twin Cam models and EVO engines.