Since I now have 2 Libertys (One gas, one diesel) I plan to modify my CRD in for fuel efficiency. The gasser will be used in winter months because ease of starting in the cold, and it will still have 4x4.
My hope is to get up to 35 mpg with this set up.
• No Transfer Case
o remove front diff and CV shafts (Complete)
o tail shaft from 02 2wd Liberty or other Dodge with 545 RFE trans
o "new" drive shaft from 02 2wd Liberty or custom made locally
• 3.55 gears
o add LSD (Detroit TrueTrac)
• Bypass viscous heater belt and plumbing
o reroute serpentine belt only for AC, alternator, and power steering - DONE
• Possibly add E-fan mounted to original shroud, No engine driven fan.
o Tie into existing e-fan control with relay, use 18 inch fan
o
http://shop.perma-cool.com/19117-High-Perf-Electric-Fan-18-2950-CFM-19117.htm - No longer using this, will use a E fan out of a 3.7 Liberty, plug and play for electronics
• Weeks101 intake elbow - DONE
• GDE ECO tune - DONE
• EGT, boost, and oil pressure gauges - DONE
• In-tank lift pump - Done
• Turbo Diesel Freak T-stat - Purchased, not installed yet
• V6 Airbox - DONE
• Hemi truck TCU or GDE trans tune (I currently have a Hemi Truck TCU and one from a 01 Jeep GC to test out)- going to get a baseline with the stock CRD TCU.
• Mopar skid plates (should help airflow under jeep and added protection)
• Amsoil remote dual filter (full flow and bypass install where front diff was)
• Remove catalytic converter and exhaust muffler
• Stock suspension - DONE
• Low rolling resistance tires – Open to suggestions and other rim sizes too.
Optional Work
• LRA 30 gallon fuel tank (just because)
• Fuel tank skid and hitch for safety
• Move spare tire into trunk area
• Remove roof rails (Maybe)
I am very open to suggestions and changes, please feel free to let me know what other things can be done. I will update this post with changes that I will make.
Updated for progess.