2012-01-14 237.9 4.34 $3.09 54.82 "1st tank w/ mods"
2012-02-03 320.8 10.205 $3.35 31.44 "20+ MPH headwind destroyed mileage"
2012-02-04 322.7 5.121 $3.32 63.02 "Ran into stop and go traffic for about 12 miles through Dallas. Still got 200% of EPA mileage. Best tank by far."
2012-02-05 92.2 2.12 $3.49 43.49 ""
2012-02-05 244.56 4.968 $3.35 49.23 "Cross wind the whole way"
2012-03-11 345.3 8.76 $3.65 39.42 ""
2012-05-13 332.9 7.849 $3.41 42.41 ""
2012-05-29 326.6 7.054 $3.35 46.3 ""
2012-05-30 296 6.562 $3.39 45.11 ""
2012-05-31 300.5 6.629 $3.28 45.33 "Have yet to make a trip to or from Austin and not have a headwind. I know it will happen someday...Hopefully on a couple of 400 mile trips to Odessa I can see some more 60+ MPG tanks."
2012-06-15 320.6 7.26 $3.19 44.16 "Installed belly pan and power steering delete this tank. Dozens of starts/stops/driving up ramps/idling."
2012-06-21 383.1 8.271 $3.15 46.32 "Had to let Dad borrow the car for work so A/C was used about a quarter of the miles plus minimum hypermiler techniques used."
2012-07-12 229.1 4.727 $3.29 48.47 "Added Kammback for the full tank. Added Catamaran side skirts(like Basjoos) at about 60 miles and a 3 inch air dam at about 120 miles. There is 5"" ground clearance all the way around. There seems to be a 4-7% increase with the new mods. Changed oil."
2012-08-09 523.3 11.082 $3.29 47.22 ""
2012-08-10 518.6 11.451 $3.45 45.29 "no aero mods"
2012-08-26 555.1 11.289 $3.52 49.17 ""
2012-08-31 266 5.596 $3.59 47.53 ""
2012-09-03 393.6 8.236 $3.64 47.79 ""
2012-10-18 290.6 6.478 $3.39 44.86 ""
2012-10-21 293 6.668 $3.39 43.94 ""
2012-10-21 293.4 6.168 $3.27 47.57 ""
2012-11-25 375.8 7.929 $2.96 47.4 ""
2012-11-25 343.7 7.311 $3.05 47.01 "stop and go all the way to austin. 7 hours for 281 miles"
2012-12-20 326.1 7.255 $2.82 44.95 ""
2013-01-01 393.3 8.677 $2.99 45.33 "To Odessa. Started at 163 miles."
2013-01-05 163.2 3.693 $3.15 44.19 "Rest of trip to Odessa."
2013-01-07 419 7.871 $2.97 53.23 "full trip back from Odessa."
2013-01-12 322.4 6.914 $3.15 46.63 "Back and forth to McKinney"
2013-01-13 245.7 5.268 $3.13 46.64 "Back to Austin. start of spring semester. both right hubcabs flew off. rain most of the way."
2013-03-14 517.5 11.039 $3.5 46.88 "Trip from Austin to Southmayd plus trips to Little Elm and back through rain. Began construction of Kammback. Repaired sideskirts(flashing) and repainted front end."
2013-03-17 458.8 9.141 $3.42 50.19 "Mckinney back to Southmayd, in town driving w/ A/C and then trip back to Austin. Had to stop design of Kammback due to time. Back to school after Spring break. optimized wheel skirts and put on fiberglass wheel covers. excessive steering vibration"
2013-05-23 489.1 10.316 $3.39 47.41 "I used aggressive driving to see how acceleration would affect gm. Shifted at 3k rpm and got up to speed relatively quickly. Seems like there is no effect.

Change oil at 136,500 Miles
5/24/13"
2013-06-01 515.9 10.872 $3.32 47.45 "Got wheels balanced."
2013-06-08 287.1 6.073 $3.28 47.27 "With balanced tire. started work. city driving. cut air dam 1 inch shorter for clearance"
2013-06-17 352.9 7.291 $3.32 48.4 "Hopefully will start bike commute this week."
2013-07-07 532 11.269 $3.26 47.21 "Detailed engine-took bat out. forgot to record miles. Miles are from scan gauge so isnt completely accurate"
2013-07-14 208 3.863 $3.46 53.84 "installed kill switch at 106 miles"
2013-07-28 475 9.841 $3.5 48.27 "1st full kill switch tank."
2013-08-10 348.2 6.634 $3.19 52.49 ""
2013-08-17 208.4 4.032 $3.25 51.69 "Back from internship(Keller). Filled at Sherman Kroger."
2013-08-19 447.9 8.991 $3.3 49.82 "Trip home to odessa. very little wind. took off top grill cover to stop overheating halfway through trip."
2013-08-22 429.35 8.459 $3.25 50.76 "Trip Odessa to Southmayd. Slight wind again. Top grill guard off to prevent overheating.
140200 miles"
2013-08-25 381.6 7.271 $3.27 52.48 "Trip Home to Austin. Start of Fall 2013 Semester."
2013-09-01 347.3 6.593 $3.32 52.68 "Trip Austin to southmayd plus one way to McKinney. Slight head wind to McKinney and cross/tail to southmayd. Filled at Kroger mckinney"
2013-09-03 335.4 6.254 $3.27 53.63 "trip Southmayd to Austin. labor day. nail in left rear tire. fill at HEB"
2013-10-14 229.3 5.17 $2.99 44.35 "Southmayd to Austin. Went 75 mph."
2013-12-15 285.1 5.893 $2.96 48.38 "Southmayd to Austin. 75 mph+"
2013-12-16 316.1 7.076 $2.72 44.67 "Austin to Southmayd. ~73 mph .end of Fall 2013 semester."
2014-01-03 478.9 10.249 $3.06 46.73 "Driving to and from Mckinney/southmayd. put on full upper grill block. Installed Kammback at about 400 miles in. took off cold air intake. New rear tires. Moved rears to front. Cold temps dropping FE. Kroger."
2014-01-12 481.4 9.693 $3.02 49.66 "Full Kammback tank. 200 miles of mckinney/sherman driving with cold/wet weather. and 281 Southmayd to Austin with little wind and warm temps. Start of Spring semester. HEB"
2014-03-08 316.8 6.249 $3.2 50.7 "Austin to Southmayd. Filled at Krogers in Little Elm. About 65 mph. 40 degree F.~5 mph winds."
2014-03-14 268.6 5.94 $3.29 45.22 "Southmayd/mckinney driving. Filled at exxon in sherman."
2014-03-15 263.7 5.51 $3.17 47.86 "Southmayd to Austin. 10 mph head/cross wind. filled at HEB."
2014-05-09 263.1 5.102 $3.37 51.57 "Austin to Southmayd. 5 miles of stop n go with slight cross/tail wind. Filled at Exxon in Sherman. End of Spring 2014."
2014-05-15 468.4 9.493 $3.21 49.34 "190 miles of Mckinney/Frisco driving. The rest Southmayd to Fayettevile, Arkansas. Hills reduced mileage substantially. Filled at Phillips 66."
2014-05-18 534.4 10.974 $3.32 48.7 "Fayetteville, AR to Branson, MO and Branson to Southmayd. Ozark hills/twisties for about 200 miles very hard. Could not recoup all the potential energy so efficiency was low. Filled at Krogers in Sherman."
2014-05-27 632.1 12.676 $3.45 49.87 "225 miles of southmayd/mckinney round trips. the rest is southmayd to odessa. filled at texaco in odessa. low wind speeds for the tank."
2014-06-03 558.5 11.183 $3.32 49.94 "Odessa to Mckinney to Southmayd. Headwind the whole way. Southmayd-Mckinney round trip. Filled at Sams in Sherman."
2014-06-04 267.6 5.279 $3.32 50.69 "Sherman to Austin. Headwind the whole way ~5-12 mph. Filled at HEB in Austin. Start of Summer semester."
2014-07-02 288 5.525 $3.36 52.13 "Austin to McKinney to Southmayd. Filled at Krogers in Sherman. ~7mph cross/tail wind. Both front tires very bad shape/bubbling. Installed new front tires at 147,900 miles. Removed Kammback for Boattail construction."
2014-07-06 508 10.156 $3.39 50.02 "Two southmayd/McKinney trips. New tires and alignment. Started Boat tail. Southmayd to Austin with crazy traffic the whole way and 10 mph cross/head wind. filled at HEB in Austin."
2014-08-04 553.8 11.21 $3.23 49.4 "Trip Austin to Southmayd with all apt. stuff ~200 lbs at 270 miles. The rest Southmayd to Austin with ~50 lbs. No Kammback. Filled at a no name station in Austin."
2014-08-13 304.8 6.281 $3.26 48.53 "Dripping Springs to Southmayd. Filled at Krogers. Went 70-75 mph."
2014-09-01 581.9 11.77 $3.19 49.44 "installed boattail at 90 miles. all miles are 60/40 city/hwy. filled at krogers in frisco."
2014-09-04 144.4 3.134 $3.19 46.08 "Headwinds ~10 mph plus Dad plus A/c the whole time. City driving."
2014-09-09 225.1 4.253 $3.25 52.93 "Started trip to Odessa at 99 miles and then thermostat broke. Lot of idling to get air out of radiator. Filled at shell"
2014-09-13 389 8.676 $3.18 44.84 "Southmayd to Odessa. 15 mph cross/head wind the whole way. went 70-75 mph. filled at Texaco."
2014-09-16 431.6 9.144 $3.09 47.2 "Odessa to Southmayd. Went 70-80. slight cross wind/tail wind for first 100 miles then no wind. filled at Exxon in Sherman."
2014-09-21 238.1 4.975 $3.05 47.86 "60/40 city/hwy. Changed timing belt/water pump and had to bleed coolant system with excessive idling."
2014-10-05 471.4 9.406 $3 50.12 "Around town. 60/40 city/hwy. Krogers"
2014-10-06 377 7.926 $2.97 47.56 "Southmayd to Beorne. 8-12 tailwind. hilly. HEB. 60-75mph"
2014-10-08 384.4 7.499 $2.96 51.26 "Beorne to Southmayd. 60-75 mph. Slight tail wind. hilly. Krogers"
2014-11-25 524.2 10.571 $2.49 49.59 ""
2014-12-06 486.9 10.372 $2.32 46.94 ""
2014-12-09 521.3 10.703 $2.28 48.71 "Trip to Shreveport and back to Southmayd. Filled at Krogers. 40 deg low wind."
2014-12-22 400.3 8.341 $1.89 47.99 "90/10 c/hwy"
2015-01-02 529.7 11.582 $1.92 45.73 ""
2015-01-05 367.9 8.556 $1.79 43 ""
2015-01-07 784 24.876 $2.47 31.52 ""
2015-01-11 398 8.438 $1.75 47.17 ""
2015-02-08 392.9 10.629 $1.85 36.96 "First tank in Houston. 100% city. Filled at HEB."
2015-02-28 285.6 7.415 $2.02 38.52 "100% City Houston. Filled at Krogers"
2015-03-28 409.5 9.958 $2.07 41.12 "90/10 city/hwy"
2015-04-05 442 9.957 $2.13 44.39 ""
2015-04-05 289.2 6.647 $2.04 43.51 ""
2015-05-02 305.2 7.003 $2.16 43.58 "100% houston city. HEB"
2015-05-25 228.3 5.318 $2.38 42.93 "100% city Houston"
2015-05-25 388.1 8.539 $2.43 45.45 "100 hwy. radiator leak problems 30 minutes idling to bleed."
2015-05-30 305.3 6.381 $2.36 47.85 "90hwy/10city"
2015-06-27 386.8 8.981 $2.47 43.07 ""
2015-07-05 459.9 10.757 $2.52 42.75 ""
2015-07-12 146.9 3.214 $2.53 45.71 "change oil, transmission oil, head gasket, spark plugs, reinstall p/s, remove boat tail 161000 mi"
2015-07-17 397 9.954 $2.36 39.88 ""
2015-07-19 318.2 6.484 $2.41 49.07 ""
2015-07-29 431.7 10.317 $2.36 41.84 ""
2015-08-02 449.9 10.482 $2.39 42.92 ""
2015-08-19 470 11.197 $2.18 41.98 ""
2015-09-05 393.5 8.91 $2.03 44.16 ""
2015-09-16 477.5 10.827 $1.91 44.1 ""
2015-09-20 299.9 6.42 $1.88 46.71 ""
2015-10-10 455.7 11.002 $1.77 41.42 ""
2015-10-25 307.2 7.57 $1.76 40.58 "i35. 1.5 hr delay"
2015-10-28 267.9 6.268 $1.66 42.74 ""
2015-11-21 489.1 11.37 $1.74 43.02 ""
2015-11-22 246.1 6.088 $1.7 40.42 ""
2015-12-09 295.4 7.455 $1.62 39.62 ""
2015-12-16 127.2 3.164 $1.67 40.2 "100% city"
2015-12-21 83.7 2.414 $1.6 34.67 "100%c"
2015-12-22 257.8 5.747 $1.59 44.86 ""
2015-12-24 399.4 9.88 $1.67 40.43 ""
2015-12-31 427.3 9.699 $1.75 44.06 ""
2016-01-03 164.8 4.373 $1.53 37.69 ""
2016-01-16 456 10.75 $1.53 42.42 ""
2016-01-31 274.7 7.105 $1.43 38.66 ""
2016-02-15 445.5 11.174 $1.4 39.87 ""
2016-03-25 208.7 4.81 $1.79 43.39 ""
2016-03-27 276.7 6.767 $1.79 40.89 ""
2016-04-08 476.1 10.785 $1.76 44.14 ""
2016-04-15 152.8 5.658 $1.82 27.01 ""
2016-04-18 454.5 10.021 $1.72 45.35 ""
2016-04-22 245.9 5.961 $1.82 41.25 ""
2016-04-24 240.6 6.072 $1.75 39.62 ""
2016-04-24 258.6 6.085 $1.89 42.5 ""
2016-05-05 297.8 8.339 $1.88 35.71 ""
2016-05-08 269 6.03 $1.95 44.61 ""
2016-05-12 354.7 9.458 $1.89 37.5 ""
2016-05-21 362 8.829 $1.93 41 ""
2016-05-25 431.7 10.427 $1.92 41.4 ""
2016-05-29 397.5 10.922 $1.96 36.39 ""
2016-05-31 300.9 7.176 $1.92 41.93 ""
2016-06-17 368.9 11.236 $1.96 32.83 ""
2016-06-22 465.3 12 $2 38.78 ""
2016-06-25 371.8 10.377 $1.94 35.83 ""
2016-06-26 460.1 12.142 $1.94 37.89 ""
2016-06-30 132.9 3.813 $1.96 34.85 ""
2016-07-06 262.9 6.886 $2 38.18 ""
2016-07-07 348.1 10.107 $2.05 34.44 ""
2016-07-09 122.4 4.167 $2.14 29.37 ""
2016-07-11 311.5 7.879 $1.99 39.54 ""
2016-07-12 289.3 6.212 $1.85 46.57 ""
2016-07-15 338.5 9.004 $1.99 37.59 ""
2016-07-24 203.1 5.192 $1.83 39.12 ""
2016-08-05 369.1 9.762 $1.99 37.81 ""
2016-08-19 334.2 10.353 $1.83 32.28 ""
2016-08-31 395 10.43 $2.15 37.87 ""
2016-09-02 274.1 6.234 $1.93 43.97 ""
2016-09-05 60.7 1.357 $1.99 44.73 ""
2016-09-05 401.9 10.067 $1.97 39.92 ""
2016-09-08 417.2 10.132 $2.1 41.18 "180665 mi"
2016-09-30 444.1 10.613 $1.98 41.84 ""
2016-10-14 438.8 10.56 $1.99 41.55 ""
2016-11-18 448.7 10.051 $1.79 44.64 ""
2016-11-23 177.7 4.066 $1.68 43.7 ""
2016-11-23 334.4 8.074 $1.99 41.42 ""
2016-11-26 425.2 10.451 $1.79 40.69 ""
2016-12-09 422.7 10.395 $1.96 40.66 ""
2017-01-01 290.9 8.3 $2.07 35.05 ""
2017-01-15 252.4 6.987 $2.16 36.12 ""
2017-02-18 385 10.638 $2.07 36.19 ""
2017-03-05 410.6 10 $2.09 41.06 ""
2017-04-02 335.6 8.863 $2.05 37.87 ""
2017-05-02 393.2 10.131 $2.19 38.81 ""
2017-06-24 433 10.424 $2.05 41.54 ""
2017-07-29 358.3 8.816 $2.05 40.64 ""
2017-08-20 365.5 9.065 $2.17 40.32 ""
2017-09-01 256.6 6.533 $2.45 39.28 ""
2017-09-01 386.8 9.14 $2.39 42.32 ""
2017-09-04 315.1 7.277 $2.39 43.3 ""
2017-09-08 794.8 18.92 $2.53 42.01 ""
2017-09-29 291.1 7.538 $2.29 38.62 ""
2017-10-18 404.2 10.503 $2.15 38.48 ""
2017-10-31 405 9.841 $2.38 41.15 "change head gasket at beginning"
2017-11-03 451 10.929 $2.39 41.27 ""
2017-11-09 457.2 10.578 $2.37 43.22 ""
2017-11-15 436.5 10.705 $2.37 40.78 ""
2017-11-18 425.8 9.798 $2.33 43.46 ""
2017-12-04 442.5 10.974 $2.19 40.32 ""
2017-12-08 400 10.592 $2.2 37.76 "need to find receipt"
2017-12-10 161.6 4.104 $2.15 39.38 ""
2017-12-15 440 10.078 $2.14 43.66 ""
2017-12-16 159.7 4.218 $2.08 37.86 ""
2018-01-01 443.4 10.777 $2.19 41.14 ""
2018-01-11 427.2 10.294 $2.35 41.5 ""
2018-01-25 424.7 11.153 $2.39 38.08 ""
2018-02-04 408.1 9.669 $2.38 42.21 ""
2018-02-20 470.1 11.459 $2.31 41.02 ""
2018-03-05 466.2 11.219 $2.35 41.55 ""
2018-03-17 455.3 11.058 $2.35 41.17 ""
2018-03-27 423.5 10.032 $2.49 42.21 ""