on a 91 blazer s10 4wd
The timing should be set at 10:4.
No.
91 multiplied by 43 is 3,913
Out side of the timing chain and gears being replaced there are no adjustments. The vehicle computer controls the timing. On other vehicles the distributor can be turned in either direction to advance or retard the timing. This is not the case for the 4.3 v6.
the 91-94 sentra has a timing chain
48
any first gen s10 0r blazer or bervada grills will fit
No.
8-10 psi
Timing chain
no