97-00 Ford 4.6L Expedition, Mustang F150, F250 Timing Chain Kit (IF-90387SH) Meets or exceeds OEM performance requirements Utilizes the latest in design and material technology, ensuring quiet and maintenance-free experience Premium quality link belt type timing chain for exceptional durability THIS SET CONTAINS WINDSOR ENGINE TYPE OF GUIDES. MAKE SURE YOU CONFIRM THE CORRECT TYPE OF YOUR ENGINE BEFORE THE PURCHASE 60 Days Money Back Guaranteed