ðə fˈɜːst mˈɪsəlz wɜːɹ ɪnstˈɔːld ɪn pɹˈɑːdʒɛkt sˈɪkshˈʌndɹɪd fˈoːɹɾi fˈoːɹ, wˈɪski twˈɪn sˈɪlɪndɚ ænd pɹˈɑːdʒɛkt sˈɪkshˈʌndɹɪd sˈɪksti fˈaɪv, wˈɪski lˈɔŋ bˈɪn sˈʌbmɚɹˌiːnz.
The first missiles were installed in Project 644, Whiskey Twin Cylinder and Project 665, Whiskey Long Bin submarines.