Starter Motor

The date code on a starter motor is simple to decode.  It includes the year, month and day such as 7K25. This decodes to 1967, October, 25th.  Month codes are A through M for January through December (omitting the letter 'I').

A - January B - February C - March D - April
E - May F - June G - July H - August
J - September K - October L - November M - December

1964  
ENGINE NUMBER
283 - 327 1107247
1965  
ENGINE NUMBER
283 - 327 1107247
396 1107365
1966  
ENGINE NUMBER
283 1107247
327 1107320
396 1107365
1967  
ENGINE NUMBER
283 1107496
327 1107320
396 1107365
1968  
ENGINE NUMBER
307 1108367
327 1108361
396 1107365
1969  
ENGINE NUMBER
307 1108367
350, standard 1108361
350, optional 300 HP 1108338
396 1108418
1970
ENGINE NUMBER
307 1108367
1108512 (not verified)
350 w/2bbl and automatic transmission 1108427
350 w/2bbl and manual transmission 1108338
350 w/4bbl, 402, 454 w/automatic transmission 1108430
350 w/4bbl, 402, 454 w/manual transmission 1108418
1971-1972
ENGINE NUMBER
307 1108512
350, 402, 454 w/automatic transmission 1108430
350 w/4bbl, 402, 454 w/manual transmission 1108418

Starter part number and date.

1969 307 starter date coded "8 L 14" (November 14, 1968).

1968 307 used the same starter but date makes this from a 1969 Chevelle.

Starter notes:
* Generally small block engines used the 153 tooth flywheel/flexplate and big blocks used the 168 tooth flywheel/flexplate.
* The 153 tooth flywheel/flexplate is 12 3/4" in diameter where the 168 tooth flywheel/flexplate is 14"