Sea-Doo Engine Alignment Tool GT SP XP GTS GTX Explorer SPI SPX XPI HX Speedster Challenger GS GSI GSX GTI LRV RX RXP 3D RFI Islandia/RXT/Utopia/Wake 1991-2009 The Sea-Doo Alignment Tool includes - the shaft, two pump plates and shaft adapters to do all Sea-Doo except the IS models. Fits all Sea-Doo 2-stroke and 4-stroke except Spark and the iS | aS Series