40.606 Corvettes were built in 1981. All Coupes
The Vehicle Identification Numbers, VIN were 1G1AY8764BS400001 through 1G1AY8764BS431611 (St Louis)
The Vehicle Identification Numbers, VIN were 1G1AY8764B5100001 through 1G1AY8764B5108995 (B-Green)
Ninth digit is a check code and varies.

Cubic Inch 350
HP @ RPM 190 @ 4200
Torque  RPM 280 @ 1600
Comp. Ratio 8.2:1
Bore & Stroke 4.000x3.480
Carburator 4bbl Rochester
In Manifold NIY
Valve Lifters NIY
Exhaust NIY
Oil Capacity 4 QT
Spark Plugs R45TS
14010207 350 CID - All
462624 350 CID - All
350 Cubic Inch Engine CODE
190 HP with Manual transmission ZDA
190 HP with Automatic transmission ZDD
190 HP with Manual transmission - California emission ZDC
190 HP - with Automatic transmission - California emission ZDB
Ratio and Type CODE
2.87 Positraction with Automatic transmission OJ
2.72 Positraction with Manual transmission OK
Color CODE
Mahogny Metallic 06
White 10
Silver Metallic 13
Black 19
Bright Blue Metallic 24
Dark Blue Metallic 28 / 38
Silver Metallic 33
Charcoal Metallic 39 / 84
Beige 50 / 59
Yellow 52
Dark Bronze 74
Red 75
Maroon Metallic 79
Autumn Red 80
Dark Claret Metallic 98
Silver / Dark Blue 33 / 38
Silver / Charcoal 33 / 39
Beige / Dark Bronze 50 / 74
Autumn Red / Dark Claret 80 / 98
© Tommy Ledberg