Originally Posted by Lugnutz
....I suggest that you find an S10 T5 with a 0.72 OD even if it has a VSS speedo output. Drive it and use a GPS unit to know your speed.....

Would this still be a 1988 - or earlier unit, or what year are you referring to here?

1952 Chevy 3100 (235CI engine)
...T5 swap in progress...