item
number
description*

VIN
1Z67J5S414623
The first digit, "1," indicated the Chevrolet division of GM.  The "Z" is the series, Corvette.  The "67" is the body style, Convertible.  The fifth digit is the engine, J, correct for an L48 car.  The sixth digit, "5," indicates the model year, 1975.  The "S" is the plant where the car was produced, St. Louis.  The last five digits are a sequence number so this is the 14,623rd Corvette made for 1975.

Body Build Date
E10
"E" corresponds to June and "10" is the tenth day of the month meaning this Corvette's body build date is June 10th, 1975.

Engine Code
V0131
"V" means the engine was build in the Flint, MI plant.  The "01" is the first month of year and the "31" is the thirty first day of the month meaning the engine was assembled on January 31st, 1975.  This is correct as it precedes the build date of the car.

Suffix Code
CHB
This means the motor was intended for a 1976 Corvette with an automatic transmission, which is correct for this car.

Engine VIN Stamp
414623
The last 6 digits of the car's VIN, 414623 are stamped on the engine pad and pictured below, meaning this engine is original to this car.

Engine Block Casting Number
3970010
The engine block has the correct 3970010 casting number for a 1976 Corvette.

Engine Block Casting Date
A 7 5
"A" is January, "7" is the seventh day of the month, and "5" is the last digit of the calendar year so the engine block was cast on January 7th, 1975. 

Intake Manifold Casting Number
346249
The intake manifold is original and correct for a 75 Corvette with an automatic transmission with a 346249 stamping.

Intake Manifold Casting Date
A 19 5
"A" is January, "19" is the ninteenth day of the month, and "5" is the last digit of the calendar year so the intake manifold was cast on January 19th, 1975. 

Distributor
1112888
The distributor is correct for a 75 Corvette with an automatic transmission with a 1112888 stamping.

Alternator
1102474
This alternator is correct and original for a 1975 corvette with a 1102474 stamping

Alternator Date Code
5 A 23
"5" is the last digit of the calendar year, "A" is the month January, "23" is the twenty third day of the month, meaning this alternator was made on January 23rd, 1975.

Carburetor
7045222
This carburetor is correct and original for a 1975 corvette with an automatic transmission and A/C

Carburetor Date Code
0 225
"022" is the 22nd day from January 1st 1975, and "5" is the last digit of the calendar year meaning this carburetor was made on January 22nd, 1975.

Left exhaust manifold
3932461
This exhaust manifold is correct and original with a 3932461 stamping

Transmission Date Code
75-CK
"75" is the model year 1975, "C" is the month March, and "K" means that the transmission is for a 350ci V8.

Transmission VIN Stamping
414623
The last 6 digits of the car's VIN, 414623, are stamped on the main case of the transmission and pictured below meaning this transmission is original to this car.

Windshield
CL
"C" is November and "L" is 1974 so this window is original, made in November of 1974.  This is correct as it predates the build date of the car.

Driver Window
JL
"J" is May and "L" is 1974 so this window is original, made in May of 1974.  This is correct as it predates the build date of the car.

Passnger Window
JL
"J" is May and "L" is 1974 so this window is original, made in May of 1974.  This is correct as it predates the build date of the car.

Hard Top Rear Window
XL
"X" is February and "L" is 1974 so this window is original, made in February of 1974.  This is correct as it predates the build date of the car.

exterior color code

67
Medium Saddle Metallic

interior color code

652
Medium Saddle

rpo code
description

1Z67
Corvette Convertible

--
Custom Interior Trim

A31
Power Windows

C07
Auxiliary Hardtop

C50
Rear Window Defroster

C60
Air Conditioning

J50
Power Brakes

M40
Automatic Transmission

N37
Tilt and Telescopic Steering Column

N41
Power Steering

QRZ
White Letter Tires

U58
AM-FM Radio, Stereo