Timing Chain Kit 13091-2Y001 13028-31U00 for 01-04 Nissan Pathfinder 01-03 Infiniti QX4 3.5L VQ35DER eplace Part Number: 13091-2Y001, 13091-2Y000, 13091-31U01, 13085-31U16, 13085-31U15, 13028-31U00, 13028-2Y000, 13028-31U12, 13028-31U10, 13070-31U02, 13070-31U03, 13070-31U0A, 13021-31U01, 13070-8J14C, 13021-31U00, 13024-31U20, 13024-31U21 Application:01 - 03 Infiniti QX4 3.5L 3498CC V6 DOHC, (24 VALVE), ENG. CODE VQ35DE01 - 04 Nissan Pathfinder 3.5L 3498CC V6 DOHC, (24 VALVE), ENG. CODE VQ35DEI nclude:1 x Timing Chain lower (138 Links-primary - roller type)2 x Timing Chain upper (44 Links-2 required left & right)2 x Cam Sprockets(24 teeth-Exhaust)1 x Crank Sprocket(21 teeth)1 x Tensioner lower (primary - lower)1 x Tensioner upper left (secondary left side)1 x Tensioner upper right (secondary right side)1 x Guide Rail (upper top)1 x Guide Rail (center left)1 x Guide Rail (lower left)1 x Guide Rail (tensioning rail)