engine oil

Asking the Experts! Someone please settle this dispute--- I inherited Grandpa Charlie's Jeep - this is my first project. I've done a lot of cosmetic & cleaning work all over and now it is time to change the fluids and install the new battery and start her up to see what's what...she is a 1987...

Hello Everyone, My name is Patrick. I live in Snohomish, Washington (pronounced Snow-Home-Ish). I have owned this Jeep before I even had a license. My grandfather bought it new. The Basics: 1993 YJ 2.5L with 95K miles My Actions Prior To The Issue: - Changed the oil & filter - Cleaned the...