DD commuter car w 145,000 miles, duct tape engineer
goal improve MPG @ target speed 73 MPH retain or improve passing performance
has trailer hitch, left for rear impact safety
23.6 best highway 2 years ago
24.6 6 months ago
26.2 2 months ago
27.7 this month
30.11 on 11/30/14
I have 2 2003 Mercury Marauders also w SCT tunes
1 @ 195,000 w 4:10 gear, lowered 1.5" 93 Octane tune
#2 @ 42,000 miles, trilogy supercharger 500 Plus HP @ the rear 11:82@ 119mph
Build Thread:
Current Mods:
front grill block with mylar top blocked(black mylar)
sides of lower grill blocked w mylar
front corner air dams via 94 impala spoilers extended to 6" w flashing, lowered another 1" and then raised back up 10/14
Center stock dam lowered 1.5" w under engine belly pan
vented air from under bumper to engine compartment
headlights sealed
front flare on front wheel well, modified 10/2714
1/2" foam rear deck spoiler
2 finn diffuser under rear exit
pulled rear facia up 1.0" , from 1.5" @ 10/14
added rear proguard/under bumper diffuser/spoiler extended rearward 9" from bumper completed 10/14
1" foam rocker skirt
covered door handle reliefs with mylar
several aero "scout bumps"
small vortex generators on side mirrors w some vanes
HAI strategy summer of 14
partial wheel skirts, improved 10/28/14
front of rear wheel spat
no spare or jack
1/4 in vertical foam strip at rear of rear quarter to separate air
thick foam dead pedal and foam arm rests(relaxed driving)
vacuum gauge
cut off exhaust resonator weights 7/14
added proguard rear diffuser and extended it rearward 9" @ 7 degrees
Planned Mods:
plus 1 235x16 michelin defender tires now @ 44ps all around Going to test Marauder tire/wheel 18 in w 1"offset spacers
1" taller rear and 1/2 shorter front, flush spoke face ???
coroplast flush wheel covers installed 11/29/14
SCT tune with stock, econo 87 octane tune, and a 93 octane performance tune(because we can
installing a Marauder intake and MAF
tune the transmission shift points and lockup
add stock Marauder rear sway bar, GM has none
WAI w coolant water heat exchanger in air box prior to air filter, control with cable heater valve, warm air pick up in engine bay, delete headlight CAI,
MOD Completed 8/11/14
Get scan gauge to monitor mpg and IAT completed 2/15 Keep AIT at 125 degrees