Engine Tuning and Diagnostics

Instruments, chips, devices and software for sale to diagnose issues within an engine, and maximize its tuning for optimal performance. These can be used to tune a drag race, circle track, oval track or sports car engine for speed and power, but are equally applicable to street cars,hot rods, trucks and muscle cars to improve their fuel efficiency, engine torque and power, and other performance needs.

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Several NEW in the box Racepak parts 610-KT-SPRTMN SPORTSMAN DATA LOGGER $700 (retail $855) 220-VM-AF2468 4 CHANNEL O2 CYL 2-4-6-8 with sensors $850.....
Posted Yesterday, 7:06 AM

$700
Noble, OK

Brand new SCT X4 - SCT Part # 7015 Purchased but never used $340.00 shipped
Posted 2 days ago

$340
Milford, MI

Distributor Based Systems, LS1, Ford Coyote!
We are a distributor for BIG STUFF 3 EFI Systems. NEW LOWER PRICING FOR 2017! BS3-004-002 $1595 - Comes with ECU, Main.....
Posted 2 days ago

$1,595
Fenton, MO


Computech-Electronics for Motorsports
The RaceAir all-in-one weather station utilizes the same digital sensors as the RaceAir Pro but without the extra.....
Posted 3 days ago

$295
Charlotte hall, MD


ET, Throttle Stop, & Tune Up Prediction
The RaceAir Pro Comptetition Weather Analyzer is Computech's top of the.....
Posted 3 days ago

$480
Charlotte hall, MD

Computech-Electronics for Motorsports
This single clamp-on probe Exhaust Gas Temperature monitor allows you to.....
Posted 3 days ago

$320
Charlotte hall, MD

EGT Plus Part # 4100
This is a factory certified used unit that comes with a full 1 year.....
Posted 3 days ago

$249
Charlotte hall, MD

Specify clutch size and manufacture
This program allows user to interactively view the Plate Load Graph of a.....
Posted 3 days ago

$400
Moscow mills, MO

I have a FAST Dual sensor wideband gauge for sale. I converted to Holley HP EFI and no longer need it. It works perfect with no issues. Thanks.
Posted 4 days ago

$200
Fort wayne, IN

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