OLDSMOBILE 1975
GT Factors
260 350 350 350 400 455 455
110hp 145hp 165hp 170hp 170hp 190hp 215hp
GT Factor w OEM Heads - man 155 NA NA 270 NA NA NA
GT Factor w OEM Heads - auto 155 220 230 270 255 308 308
1. 1. 07 1. 1. 07 1. 1. 07
GT Factor w Replacement Heads - man NA NA NA 280 NA 318 318
GT Factor w Replacement Heads - auto NA NA NA 280 NA 318 318
OLDSMOBILE 1975
250 260 350 350 400 455 455 455 455
$% $% $%
Aut o Onl y Aut o Onl y Aut o Onl y Aut o Onl y Aut o Onl y
* ** * ** * **
105hp 110hp 170hp 170hp 170hp 190hp 190hp 215hp 215hp
CUTLASS
Coupe 2 Dr Hdtp 112 25.35 24.01 13.33 14.07 13.29 12.73
Sedan 4 Dr Hdtp 116 26.40 25.00 13.86 14.63 13.81 13.22
Coupe 2 Dr Hdtp S 112 15.72 24.36 13.52 14.27 13.47 12.91
Sta Wag 2S 116 15.40 16.26 15.23 14.58
Sta Wag 3S 116 15.54 16.40 15.36 14.71
CUTLASS SUPREME
Sedan 4 Dr Hdtp 116 26.63 25.21 13.98 14.75 13.93 13.34
Coupe 2 Dr Hdtp 112 26.00 24.61 13.65 14.41 13.61 13.04
Sedan 4 Dr Hdtp Salon 116 25.21 13.98 14.76 13.93 13.34
Coupe 2 Dr Hdtp Salon 112 24.58 13.64 14.40 13.59 13.02
Sta Wag 2S 116 15.44 16.30 15.26 14.61
Sta Wag 3S 116 15.58 16.44 15.39 14.74
DELTA 88 124
Sedan 4 Dr Hdtp 15.45 16.31 17.40 15.16 14.52
Coupe 2 Dr Hdtp 15.24 16.08 17.16 14.95 14.32
Sedan 4 Dr Towne 15.28 16.13 17.22 14.99 14.36
DELTA 88 ROYALE 124
Sedan 4 Dr Hdtp 15.62 16.49 17.59 15.32 14.68
Coupe 2 Dr Hdtp 15.39 16.24 17.32 15.10 14.46
Convertible 2 Dr 15.63 16.50 17.60 15.33 14.69
Sedan 4 Dr Towne 15.04 15.87 16.93 14.76 14.13
STATION WAGONS 127
Crusier 2S 19.98 17.37 16.64
Crusier 3S 20.18 17.56 16.81
Custom 2S 20.02 17.42 16.68
Custom 3S 20.27 17.64 16.90
98 127
Coupe 2 Dr Luxury 17.87 15.56 14.90
Sedan 4 Dr Luxury 18.47 16.07 15.39
Coupe 2 Dr Regency 17.99 15.65 14.99
Sedan 4 Dr Regency 18.51 16.11 15.43
TORONADO 122
Coupe 2 Dr Custom 13.87 15.08
Coupe 2 Dr Brougham 14.00 15.23
S/SS Factors 145 155 285 270 255 295 308 335 308
1. 1. 07 1. 1. 07
% - Edelbrock Aluminum Cylinder Head # 60517 accepted as replacement head in SS only
1/2/08
$ - Batten Aluminum Cylinder Head # 22505805 accepted as replacement head in SS only
9/17/07
* = Stock Factor
** = Super Stock Factor
OLDSMOBILE 1975 1/2/08 WR 1
OMEGA 1975
250 260 350 350 350
Aut o Onl y Aut o Onl y Aut o Onl y
* **
105hp 110hp 145hp 165hp 165hp
OMEGA
Coupe 2 Dr Htch 23.50 23.07 16.23 14.57 15.52
Coupe 2 Dr 22.86 22.47 15.81 14.19 15.12
Sedan 4 Dr 23.17 22.76 16.02 14.39 15.32
OMEGA SALON
Coupe 2 Dr Htch 24.07 23.60 16.61 14.92 15.89
Coupe 2 Dr 23.46 23.03 16.20 14.55 15.50
Sedan 4 Dr 23.80 23.34 16.43 14.75 15.72
S/SS Factors 145 155 220 245 230
12. 16. 05 1. 1. 07
WB=111
STARFIRE 1975
231 231
* **
110 hp 110 hp
STARFIRE 97
Coupe 2 Dr Spt 21.85 18.94
S/SS Factors 130 150
2. 6. 08
* = Stock Factor
** = Super Stock Factor
OLDSMOBILE 1975 2/6/08 WR 2