OTC's 4849 Cam Chain Tensioner Unloader Tool is used to unload the pressure of the primary and secondary chain tensioners when servicing HD Twin Cam 88 engines. Tools can also be used to check spring loads on chain tensioners. Applications include 99-06 FL, 99-05 FXD, 00-06 FXST. Similar to HD-42313. Durable materials ensure quality performance over the lifetime of the tool. Value is at the core of the OTC tool and equipment portfolio. For a simple repair or the most complex drivability concern, these award-winning tools universally solve problems faster, and at better value, than any other product line available. Whether it's a specialty tool or unique piece of service equipment, OTC provides top solutions to modern automotive service challenges while increasing technicians' productivity and shop profits.