Join Date: Jan 2008
Location: Ft. Wayne, Indiana
Book calls for 87 for my 4.7, but I have used Amoco Silver 89 since day one. I have had zero issues with my engine - now about 46K. The only $ spent on my engine was plugs @ 30K.
SOLD: 2006 Commander 4x4, Bright Silver Metallic with Medium Slate Gray, CPP 28U, VES, TTG IV, QDII, 4.7L, Rear AC, UConnect, Hulk Wheels
MODIFICATIONS: P255/65R17 Wrangler SA, Chrome Tow Hooks, 4.7L Badge, Black Grill w/Mopar Grill Guard, All LTD Chrome, LTD Exterior App Pkg, Mopar Molded Mud & Taillamp Guards, Woodview English Burlwood Molded Dash, Dk Slate Gray Leather Console Lid and E-brake Handle, Kicker/Infinity, NAVUS, Bilstein Shocks, aFe cai, Nokya HyperYellow Fogs, Rear Fogs