Wrist pin bearings are also included in the kit. Cylinders are included in the listing price but I will offer a $60 each or $120/pair core refund if you return useable cores. Skidoo MXZ adrenaline GSX GTX Scandic Formula Touring 500SS 593 600. Bored to 0.5mm or .020” over. 01.5699.050. 01.5699.100. 420613628. 420613627. 420613625. 420923439 ...