22.229 Corvettes were built in 1964. 8.304 Coupe and 13.925 Convertibles.
The Vehicle Identification Numbers, VIN were 40837S100001 through 40837S122229
For convertibles, fourth digit is a 6

Type Basic Basic Basic Basic
Cubic Inch 327 327 327 327
HP @ RPM 250 @ 4400 300 @ 5000 365 @ 6200 375 @ 6200
Torque  RPM 350 @ 2800 360 @ 2800 360 @ 36000 350 @ 4000
Comp. Ratio 10.5:1 10.5:1 11.0:1 11.0:1
Bore / Stroke 4.00 x 3.25 4.00 x 3.25 4.00 x 3.25 4.00 x 3.25
Carburator 4bbl 4bbl 4bbl Fuel injection
In Manifold N/A N/A N/A N/A
Valve Lifters N/A N/A N/A N/A
Exhaust N/A N/A N/A N/A
Oil Capacity2 4 Qt 4 Qt 4 Qt 4 Qt
Spark Plugs Type 44 Type 44 Type 44 Type 44
2. Add 1 Qt if you put a new oil filter.

3782870 All

3782461 327 CID - 300 HP / 365 HP / 375 HP
3795896 327 CID - 250 HP

327 Cubic Inch Engine CODE
250 HP - Manual transmission RC
300 HP - Manual transmission RD
365 HP - Manual transmission RE
375 HP - Manual transmission RF
250 HP - Manual transmission - Air condition RP
300 HP - Manual transmission - Air condition RQ
365 HP - Manual transmission - Air condition RR
365 HP - Manual transmission - Transistor ignition RT
365 HP - Manual transmission - Air condition - Transistor ignition RU
375 HP - Manual transmission - Transistor ignition RX
250 HP - Automatic transmission SC
300 HP - Automatic transmission SD
250 HP - Automatic transmission - Air condition SK
300 HP - Automatic transmission - Air condition SL

Ratio and Type CODE
3.36 with 3-speed CA
3.08 Positraction CJ
3.36 Positraction CB
3.55 Positraction CC
3.70 Positraction CD
4.11 Positraction CE
4.56 Positraction CF
3.08 with 4-speed CZ
3.70 with 4-speed CX

Color CODE
Tuxedo Black 900
Silver Blue 912
Daytone Blue 916
Riverside Red 923
Saddle Tan 932
Ermine White 936
Satin Silver 940

Tommy Ledberg