I found my Build Sheet

My dad found this while we were taking my car apart to be painted. It was found under the carpet behind the driver's seat.

Option codes:

Factory Specs:

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1973 Oldsmobile Optional Equipment Codes
Source:  1975 Oldsmobile Chassis and Body Parts Catalog - effective
April, 1975
Code  Description 
AC3     Electric 6-way Seat
AD3     Roof Ventilator
AG1     Electric 6-way Seat (60/40 - Driver1s Side)
AG2     Electric 6-way Seat (60/40 - Passenger1s Side)
AK1     Deluxe Seat Belts
AM6     Electric Seat Assembly with Center Arm Rest (60/40)
AN7     Swivel Bucket Seats
AR9     Reclining Bucket Seats
AU3     Electric Door Locks
AU5     Electric Door and Seat Back Locks
A01     Tinted Window Glass
A02     Tinted Windshield Glass
A31     Electric Side Windows
A39     Deluxe Seat Belts - Front and Rear
A42     Electric 6-way Bench Seat
A51     Strato Bucket Seats
A52     Conventional Bench Seat
A65     Notch Back Bench Seat
A90     Electric Trunk Lid Latch
A96     Luggage Compartment Lock
BT1     Police Apprehender - Highway Patrol
B30     Floor Carpeting - Front and Rear
B32     Front Floor Mats
B33     Rear Floor Mats
B36     Luggage Compartment Mat
B39     Carpeted Load Floor
B80     Exterior Drip Scalp Mouldings
B83     Rocker Panel Mouldings
B84     Exterior Body Side and Fender Mouldings
B90     Chrome Door Window Frames
B93     Door Edge Guard Mouldings
C08     Roof Top Covering
C09     Roof Top Covering - Toronado
C26     Power Operated HideawayTailgate
C49     Electric Rear Window Defogger
C50     Rear Window Defogger
C51     Air Deflector Package
C60     Manual Air Conditioning
C61     Air Conditioning - Automatic Control
C90     Front Door Courtesy Lights
C95     Dome and Reading Lamp Assembly
DE8     Front Compartment Mini Floor Console
D24     Litter Container
D33     Remote Control Outside Mirror - Driver1s Side
D35     Outside Rearview Mirrors - Sports
D55     Sports Console
D64     Illuminated Visor Vanity Mirror
D99     Two Tone Paint
FE2     442 Suspension Package
FG2     Firm Ride Shock Absorbers - Front and Rear
F41     Heavy Duty Suspension - Front and Rear
G66     Superlift Rear Shock Absorbers
G80     Anit-Spin Axle
G90     Performance Axle - 3.08
G91     Performance Axle - 3.23
G92     Performance Axle - 3.42
G93     Plains Axle - 2.73
G94     Performance Axle - 2.93
JL2     Power Brakes - Disk Front
JL9     True-Track Braking
J50     Power Brakes
J55     Heavy Duty Power Front Disk Brakes
K05     Engine Block Heater
K30     Cruise Control
K86     Unit Ignition System
L22     250 CID L6 - 1 Bbl (X-Body)
L32     350 CID V8 - 2 Bbl (A-Body)
L33     350 CID V8 - 2 Bbl (B-Body)
L34     350 CID V8 - 4 Bbl (A and X-Body)
L35     350 CID V8 - 4 Bbl (B-Body)
L74     455 CID V8 - 4 Bbl (B and C-Body)
L75     455 CID V8 - 4 Bbl (A-Body)
L77     455 CID V8 - 4 Bbl (A-Body)
L78     455 CID V8 - 4 Bbl (Toronado)
M11     Floor Shift (X-Body)
M15     3-speed Manual Transmission - Column Shift
M20     Wide Ratio 4 speed Manual Transmission - Floor Shift
M38     Turbo HydraMatic 350 Transmission
M40     Turbo HydraMatic 400/425 Transmission
NB2     Exhaust Emission System - California Only
N10     Dual Exhaust System
N33     Tilt-Away Steering Wheel
N34     Custom Sport Steering Wheel
N37     Tilt and Travel Steering Wheel
N47     Variable Ratio Power Steering
N65     Space Saver Spare Wheel and Tire
N66     Super Stock II Custom Sport Wheels
N67     Super Stock IV Custom Sport Wheels
N95     Simulated Wire Wheel Discs
N99     Heavy Duty Wheels
PK1     G78x14 Fiberglass Blackwall Tires
PK2     G78x14 Whitewall Tires
PK5     G70x14 Wide Oval Fiberglass Tires with Raised White Letters
PM9     H78x14 Fiberlass Blackwall Tires
P01     Wheel Discs - 14 inch
P03     Deluxe Wheel Discs
PR7     H78x14 Fiberglass Whitewall Tires
PS3     J78x15 Steel Belted Bias Ply Triple Stripe Whitewall Tires
PV5     H78x15 Blackwall Tires
PV6     H78x16 Whitewall Tires
PX5     F78x14 Fiberglass Blackwall Tires
PX6     F78x14 Fiberglass Whitewall Tires
P85     GR70x15 Steel Belted Radial Whitewall Tires
QB5     J78x15 Whitewall Tires (Toronado)
QB9     J78x15 Whitewall Tires
QC5     J78x15 Blackwall Tires
QED     E78x14 Blackwall Tires
QEE     E78x14 Bias Ply White Stripe Tires
QEH     E78x14 Belted Bias Ply White Stripe Tires
Q14     L78x15 Belted Bias Ply White Stripe Tires
Q15     L78x15 Blackwall Tires
T81     Headlamp Off Delay Control
T87     Cornering Lamps
UB7     Speedometer Package (Trip Odometer and Speed Warning)
UH1     Electronic Lamp Monitoring System
UM1     AM Pushbutton / Stereo Tape Player Radio
UM2     AM-FM Stereo Radio / Tape Player
U05     Dual Horns
U21     Rallye Pac Instrument Cluster
U35     Electric Clock
U58     AM-FM Stereo Radio
U63     AM Pushbutton Radio
U69     AM-FM Mono Radio
U75     Power Antenna - Front Fender
U80     Rear Seat Speaker
U89     Trailer Wiring Harness
U94     Trailer Wiring Harness
VE5     Bumper Rub Strips - Front and Rear
V01     Heavy Duty Radiator
V1A     Front Bumper Guards - With Front and Rear Bumper Impact Strips
V1M     Ride and Handling Package - Salon
V36     Protective Bumper Guards
V55     Luggage Carrier
V56     Rear Luggage Locker Lock and Trim
WM4     Maintenance Free Battery
W29     4-4-2 Appearance and Handling Package
W45     Hurst/Olds
Y60     Convenience Group
Y65     Rear Facing Third Seat Assembly
Y67     Low Washer Fluid and Fuel Indicator Package
Y69     Brougham Interior Trim
Y70     Body Side Paint Stripe
Y71     Outside Temperature Indicator
Y72     Heavy Duty Engine Cooling and Generator Package
Y73     Delta 88 Decor Package
Y74     Rocker Panel and Wheel Opening Mouldings
Y75     Delta 88 Value Package
Y78     Cutlass Salon Option
Y79     Oldsmobile Regency Package