Synchro Ring Blocker Kit 1989-96 Fits Nissan FS5R30A 5 Spd Transmission SRK240C On this transmission the transfer case is a direct mount and the transmission uses a 6308-N input bearing and multi-piece synchro rings for 2nd and 3rd gear. This is a complete synchro ring kit for all of the gears! This transmission rebuild kit is for the following applications: Nissan 300ZX 6 Cyl 3.0L 1989-96 (Fits the Twin Turbo and Non-Turbo) ( Does not fit the Turbo) Nissan Pathfinder 6 Cyl 3.0L 1992-95 Nissan Pathfinder 6 Cyl 3.3L 1996-98 Nissan Pick-Up 6 Cyl 3.0L 1992-95