Visitors
Entrants driving non-Porsche vehicles.


Showroom Stock Category
As delivered, no modifications. Adjustments OK if nothing modified. Street tires with treadwear ratings greater than 140. Wear and tear replacements must be OEM equivalents. Spare tire & tools remain in car. (This class category is only for the relatively recent cars shown). (Note;  Treadware rating makes GT3 illegal in this class as factory delivered).  (See PCR section A-2.5.4).

S01: 968 (1992-1995); 911 Carrera 2 (964:1990-1994), Carrera 4 (964:1989-1994), All; RS America (1993-1994), All S02: Boxster (986:1997-2004)
S03: Boxster S (986:2000-2004)
S04: Boxster (987:2005-On), Cayman (2006-On)
S05: Boxster S (987:2005-On), Cayman S (2006-On)
S06: 911 Carrera (993:1995-1998), All except Turbo
S07: 911 Carrera (996:1999-2005), All except 996 Turbo/GT2/GT3; 911 Carrera 2/4 Turbo (965:1991-1994), All
S08: 911 Carrera (997:2005-On), All except 997 Turbo/GT2/GT3; 997S (2005-2009) without X51, All; 993 Turbo, All
S09: 911 Carrera (997S:2005-2009) with X51, All; 997S (2010-On), All; 997 GTS/Speedster (2010-On), All; 996 Turbo, All except 996 GT2; Boxster Spyder (2010-On), All; Cayman R (2011-On), All
S10: 911 Carrera 996/997 GT2 (2002-On), All; 996/997 GT3 (2004-On), All; 911 Turbo (997:2006-On), All; Carrera GT (980:2004-2005), All
S11: Cayenne, All; Cayenne S (2003-2010 except GTS), All; Panamera (2011-On), All, Cayenne Hybrid (2011-On), All S12: Cayenne GTS, All; Cayenne S (2011-On), All; Cayenne Turbo (2003-On), All; Panamera S (2011-On), All; Panamera Turbo (2011-On)), All


Production Category
Many modifications allowed, some are quite significant including DOT "R" compound tires. Most cars fit in here. (See PCR section A-2.5.5).

P01: 356, All; 912/912E, All
P02: 914/4, All; 924, All
P03: 924S 2.5, All; 924 Turbo (931), All; 944, All; 944S, All
P04: 944 Turbo (951), All; 944S2, All; 968, All; 928, All
P05: 911 (1965-1969), All; 914/6, All
P06: 911 (1970-1977), All
P07: 911SC (1978-1983), All
P08: 911 Carrera 3.2 (1984-1989), All; 911 Speedster(1989)
P09: 911 Carrera 2 (964:1990-1994) and Carrera 4 (964:1989-1994), All; American Roadster, All; RS America (1993-1994), All; 911 Carrera (993), All; 911 Turbo (1976-1989), All
P10: 911 Carrera (996), All except Turbo/GT2/GT3; 997 (2005-On), All except 997S/Turbo/GT2/GT3; 911 Turbo (C2 & 993:1993-1998), All
P11: 911 Carrera (997S:2005-On), All; 997 GTS/Speedster (2010-On), All; 911 Turbo (996:2001-2005) except 996 GT2, All; Boxster Spyder (2010-On), All; Cayman R (2011-On), All P12: 911 Carrera 996/997 GT2 (2002-On), All; 996/997 GT3 (2004-On), All; 911 Turbo (997:2006-On), All; Carrera GT (980:2004-2005), All P13: Boxster (986:1997-2004), All
P14: Boxster S (986:2000-2004), All; Boxster (987:2005-On), All; Cayman (2006-On), All
P15: Boxster S (987:2005-On), All; Cayman S (2006 – On), All
P16: Cayenne, All; Panamera, All


Improved Category
Modifications beyond those allowed in Production. (See PCR section A-2.5.6)

I01: Progressed Cars (All 4 Cylinder, up to 1999cc; 1800 pounds minimum)
I02: Progressed Cars (All 4 Cylinder, 2000cc up to 2699cc; 2500 pounds minimum)
I03: Progressed Cars (All 4 Cylinder, 2700cc and above; All 6 Cylinder, up to 2399cc; 2200 pounds minimum)
I04: Progressed Cars (All 6 Cylinder and above, 2400cc up to 3199cc; All Turbo/Supercharged 4 Cylinder; 2150 pounds minimum)
I05: Progressed Cars (All 6 Cylinder and above, 3200cc and above; 2700 pounds minimum); (All Turbo/Supercharged 6 cylinder and above; 2500 pound minimum)


Modified Category
Modifications beyond those allowed in previous categories (See PCR section A-2.5.7)

M01: Progressed Cars (All 4 Cylinder, up to 1999cc)
M02: Progressed Cars (All 4 Cylinder, 2000cc up to 2699cc)
M03: Progressed Cars (All 4 Cylinder, 2700cc and above; All 6 Cylinder, up to 2399cc)
M04: Progressed Cars (All 6 Cylinder and above, 2400cc up to 3199cc; All Turbo/Supercharged 4 Cylinder)
M05: Progressed Cars (All 6 Cylinder and above, 3200cc and above); (All Turbo/Supercharged 6 cylinder and above)