What's the thermistat temp should I use for for '90 COUGAR 3.8 V6? Also what SPARK PLUGS & what the GAPs should I use?? I Straight 30 WEIGHT OIL OK for a RE-BUILT 3.8 ENGINE or should I use the 5W-30?? Thanks in advance.
What THERMISTAT & SPARK PLUGS to use for 3.8 '90 COUGAR
Jun 25, 2003
2 Replies