PAX Index 1999

PAX Index
SIR/SCCA uses the PAX index for the Street Tire and Guest classes. Just find the PAX index value for class of your car and then multiply the corrected time by the PAX index value. The product is the indexed time.

Stock Street Prepared Prepared Modified Street Touring

AS .815 ASP .852 AP .871 AM 1.000 ST .789

BS .811 BSP .846 BP .874 BM .955 STR .812

CS .802 CSP .844 CP .857 CM .925 STU .825

DS .800 DSP .820 DP .853 DM .900

ES .786 ESP .822 EP .872 EM .909

FS .807 FM .904

GS .788 Go Karts

HS .785 F125 .950

SS .830

Stock	Street Prepared	Prepared	Modified	Street Touring
AS	.815	ASP	.852	AP	.871	AM	1.000	ST	.789
BS	.811	BSP	.846	BP	.874	BM	.955	STR	.812
CS	.802	CSP	.844	CP	.857	CM	.925	STU	.825
DS	.800	DSP	.820	DP	.853	DM	.900
ES	.786	ESP	.822	EP	.872	EM	.909
FS	.807					FM	.904
GS	.788							Go Karts
HS	.785							F125	.950
SS	.830

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