A Cleaned up and Shrunk-down Version of the 1962-1964 Corvair Monza Spyder/Spyder Tachometer Schematic

Here's the original after cleanup.


My Version of the Schematic in a More Legible and Modern Style With Recommended Parts Substitutions:


Thanks to Pete Faulkner and Tony Underwood for the help with circuit analysis and substitution suggestions.

Here's the reversed-palette version (white background) suitable for printing.


The 1965-1966 Corsa tach schematic is basically identical to the earlier one. The meter movement and choice of transistor seem to be the major differences. I did get some component numbers from study of the Corsa tach, these are included:

Here's the reversed-palette version (white background) of the Corsa tach suitable for printing.

This is the results of my first round of Corsa tach testing.


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