Mechanic Special
:: Needs rear differential rebuilt or replaced ::
:: Needs oil pressure sensor ::
5.3L V8 LC9 Flex Fuel aluminum engine block
with 220,000 miles on the odometer.
Engine rebuilt at 185,000.
I have been the owner of the truck since 2014.
Some factory options are: Heated front seats, black leather, Cold A/C, Front and rear climate control and rear sound control, sunroof, foldable mid-gate, Bose stereo, rear parking sensors, 6disc changer, 4wd hi/lo/auto, electric fans, power folding mirrors, electric adjust front seats, 28gal fuel tank.
Maintenance and repairs:
New battery February 2024
Front and rear new calipers and pads. Summer 2023. Oil changed Fall 2023.
February 2024 front extended reach axles and lower ball joints.
Modifications done from stock vehicle:
2017 MadDog Transmissions Stage II 4L65E
rated to 600hp.
Summit Pro 2500 stall
( Stock transmission is 4L60E with 1600 stall )
I have an additional 1600 stall and extra random parts, gaskets..
The cylinder heads were redone and rebuilt during 2020
243 cylinder heads Vapor honed(seen in picture)
upgraded Crane springs.
New valve seals
New timing gears and chain
This was done at 185,000 miles (Summer 2020)
Summit stage II 8701 truck camshaft .524 lift 112LSA 287dur
Has an HPTuners custom tune and the license which unlocks the ECU and TCM for further adjustments.
Trickflow DOD Delete kit (valley pan, LS6 lifters)
Ported, polished throttle body inlet
Volant High Performance intake with K&N Premium washable filter, Filterwears water/dust repellent filter bag.
Clean and dirty side catch cans to reduce oil in the intake.
2017 Rough Country 7 1/2” lift kit
Rough Country 2.0 front lift struts
Rough Country N3 7-8” rear lift shocks Summer 21'
OEM Spec upper ball joints, CV axles, and sway bar end links Summer 21'
Alternator Winter 20'
4 O2 sensors Summer 20'
Stainless exhaust headers full length to y-pipe 2.5”in, 3”out, with race cats Summer 20'
Flowmaster Deltaflow 50 muffler 3”in, 2.5”out Summer 20'
Magnaflow 3” in/out resonator Winter 20' (made it a bit quieter)
35" Nitto Terra Grappler G2 on chrome 20x10 wheels Summer 20'
Rev limiter set to 5900 rpm
Makes somewhere near 350HP and 400ftlbs have dyno sheet from the tuner.
Custom tune
7 city and 14 hwy mpg