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Old 02-28-2021, 09:35 PM   #7
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Join Date: Mar 2020
Location: Washington State
Posts: 583
Vehicle: 89' D21 KC SE V6 5spd 2WD - 87' D21 KC SE V6 5spd 2WD
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Originally Posted by tannerg1223 View Post
89íHBV6- oem wires and Bosch iridium. Correct heat range and gap also.
OK, most recommend NGK... I have no input on Bosch.

Originally Posted by tannerg1223 View Post
As for the distributer, Iíve replaced the whole thing. Mine is a 96.5 model where the ignition coil and CPS are internally built to the distributer. Spectra power I believe??
"Spectra power"? Is this the manuf? OEM or 3rd party, do you know?

Also, re-reading your OP, I now wonder about your air/fuel mix, since you're no longer running stock. More back pressure and different air intake can mess with the computer. Your thoughts?
Originally Posted by Deerhurst
What he is saying is the aerodynamics of a D21 is a brick in the wind.
Probably at least as bad as a Jeep so worse than a cow.
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