This is a sale for a brand new genuine Honda Civic CRX Del Sol Integra D16A D16A6 D16A7 D16A8 D16A9 D16Z5 DOHC ZC D16Z6 D16Z7 D16Y5 D16Y7 D16Y8 SOHC ZC D15B VTEC Countershaft Hex Nut 22mm from Honda Motors, Japan. It will fit the aforementioned applications from 88-01 D-series & ZC manual transmissions. This countershaft hex nut (No.10 in the D-series ZC cable & hydraulic transmission countershaft components diagram below) is fitted at the countershaft end.