Prom ID  1985-1992 TPI equipped engines

!985 305 (5.0L)  "F" body  Camaro-Firebird-Trans Am

Prom BCC Prom Code Scan ID Trans Gear Ratio Emission Body
FTM 9545 0021 700R4 N/A Cal/Fed     F
FTN 9550 0031 700R4 N/A Cal/Fed     F
FTP 9556 0041 700R4 N/A Cal/Fed     F
FTR 9562 0051 700R4 N/A Cal/Fed     F
HLK 2315/3798 2541/7739 700R4 N/A Cal/Fed     F  
HLL 2320/3802 2551/7741 700R4 N/A Cal/Fed     F
HLM 2352/3800 2561/7740 700R4 N/A Cal/Fed     F
HLN 3804 2571 700R4 N/A Cal/Fed     F
CSU 2603 7061 700R4 N/A Cal/Fed     F
CSW 2628 7071 700R4 N/A Cal/Fed     F
CSX 2488 7081 700R4 N/A Cal/Fed     F
CSY 2493 7091 700R4 N/A Cal/Fed     F

****/****  The first number is the first production chip/later revision chip

!985 350 (5.7L)   "Y" body Corvette

Prom BCC Prom Code Scan ID Trans Gear ratio Emissions Body
FTS 9529 0061 700R4 N/A Cal/Fed      Y
FTT 9538 0071 4 spd Man  2.88 1st Fed      Y
FTW 9573 0091 4 spd Man  2.88 1st Cal/Fed      Y
FUM 0561 0101 700R4 N/A Cal/Fed      Y
FUN 9737 0111 4 spd Man 2.88 1st Cal/Fed      Y
HLH 3200 2531 700R4 N/A Cal/Fed      Y
HLP 3266 2581 4 spd Man 2.88 1st Cal/Fed      Y
HLS 2308 2601 4 spd Man 2.88 1st Fed      Y
CSZ 2633 7101 700R4 N/A Fed      Y
CTB 9032 7121 4 spd Man 2.72/3.07 Fed      Y

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