1978 Corvette Identification Numbers
Below is a listing of common 1978 Corvette identification numbers such as VIN, engine codes and ID numbers, etc.
| VIN Tag Information | |
|---|---|
| Base: 1Z87L8S400001 - 1Z87L8S440274 Pace Car: 1Z87L8S900001 - 1Z87L8S906502 |
|
| Digit | Definition |
| 1st | 1 = GM Division = Chevrolet |
| 2nd | Z = Series = Corvette |
| 3rd/4th | Body Style: 87 = 2-dr. Sport Coupe |
| 5th | Engine Type: L = L48, 4 = L82 |
| 6th | 8 = Model Year = 1978 |
| 7th | Assembly Plant: S = St. Louis, MO. |
| Last 6 digits | Production Number started with 400001 and up for the base model and 900001 and up for the Pace Car. |
| Engine Suffix ID Numbers | |
|---|---|
| CHW: | 350ci, 185hp, (manual transmission) |
| CLM: | 350ci, 185hp, (automatic transmission) |
| CLR: | 350ci, 175hp (automatic transmission, California emissions) |
| CLS: | 350ci, 175hp (automatic transmission, high altitude use) |
| CMR: | 350ci, 220hp (manual transmission) |
| CMS: | 350ci, 220hp (automatic transmission) |
| CUT: | 350ci, 185hp (automatic transmission) |
| Block ID Numbers | |
|---|---|
| 3970010: | All 376450, 460703: uncertain usage |
| Head ID Numbers | |
|---|---|
| 462624: | All Engines |
| Carburetor ID Numbers | |
|---|---|
| Rochester Q-jet #17057202: | 350ci, 185hp (automatic transmission) |
| Rochester Q-jet #17057203: | 350ci, 185hp (manual transmission) |
| Rochester Q-jet #17057204: | 350ci, 185hp (air conditioning, automatic transmission, first design) |
| Rochester Q-jet #17057206: | 350ci, 185hp (air conditioning, automatic transmission, second design) |
| Rochester Q-jet #17057210: | 350ci, 220hp (automatic transmission) |
| Rochester Q-jet #17057211: | 350ci, 220hp (manual transmission) |
| Rochester Q-jet #17057228: | 350ci, 220hp (air conditioning, automatic transmission) |
| Rochester Q-jet #17057502: | 350ci, 175hp (automatic transmission, California emissions) |
| Rochester Q-jet #17057504: | 350ci, 175hp (air conditioning, automatic transmission, California emissions) |
| Rochester Q-jet #17057582: | 350ci, 175hp (automatic transmission, high altitude use) |
| Rochester Q-jet #17057584: | 350ci, 175hp (air conditioning, automatic transmission, high altitude use) |
| Alternator ID Numbers | |
|---|---|
| 1102474: | All engines equipped with air conditioning or rear defroster and early production models. |
| 1102484: | All engines |
| 1102908: | All engines equipped with air conditioning or rear defogger and late production models. |
| Distributor ID Numbers | |
|---|---|
| 1103285: | 350ci, 175hp (California emissions) |
| 1103291: | 350ci, 220hp |
| 1103337: | 350ci, 185hp (manual transmission) |
| 1103353: | 350ci, 185hp (automatic transmission) |
| Identification | |
|---|---|
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Exterior Emblems:
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Window Sticker:
Below is an example of a 1978 Corvette window sticker:
Build Sheet:
Below is an example of a 1978 Corvette build sheet:
