| 2008 PCA NNJR Autocross Paxes | | Class | Porsches in Class | PAX | | SS1 | Showroom Stk - Follows S1 | 0.882 | | SS2 | Showroom Stk - Follows S2 | 0.897 | | SS3 | Showroom Stk - Follows S3 | 0.902 | | SS4 | Showroom Stk - Follows S4 | 0.904 | | SS5 | Showroom Stk - Follows S5 | 0.906 | | SS6 | Showroom Stk - Follows S6 | 0.926 | | SS7 | Showroom Stk - Follows S7 | 0.941 | | SS8 | Showroom Stk - Follows S8 | 0.950 | | S1 | 914(All), 924, 912, 356 (All) ; Cayenne (all) | 0.900 | | S2 | 924 S, 924 Turbo, 944, 944 S, 928 (All) | 0.920 | | S3 | All 911 non-Turbo through 1983, 914-6 | 0.920 | | S4 | 1984-1989 911 Carrera | 0.922 | | S5 | 1989-1994 911 (964 C2 and C4), 944 S2, 944 Turbo, 968 | 0.922 | | S6 | Boxster through 2004, 911 Turbo through 1994 (Single Turbo) | 0.935 | | S7 | 2005+ Boxster, Boxster S through 2004, Cayman (base), 911 Turbo from 1995 on (Twin Turbo), 993 (1995-1998 911), 996 (1999-2004 911), 997 | 0.960 | | S8 | 2005+ Boxster S, Cayman S, GT-3 (all), GT-2 (all), 997S, Carrera GT | 0.970 | | I1 | All improved 4 cylinder cars | 0.930 | | I2 | All improved 6 & 8 Cylinder cars to '89 | 0.938 | | I3 | All improved 6 & 8 Cylinder cars '90+(include '89 C4), Carrera GT, and 997 Turbo | 0.975 | | M (ALL) | All Modified Street Legal | 0.985 | | R (All) | All Race Cars/Race Slicks | 1.000 |
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