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.

Engine Tuning and Diagnostics Open Subcategory +

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Keep your points and install our unit to reduce points wear to zero and get a better spark for starting idling and running - easy 3 wire install - 4...

Posted 6 weeks ago
$85
Christchurch , Canterbury

This was bought new in 1966 and is a one owner, and used 5 or 6times. In excellent condition with original box, and box is in good shape too.

Posted on 09/19/2019
$300
Cardwell , AR

AEM V2 ECU for OBD1 Honda or Acura never used. 

Posted on 09/17/2019
$800
Aiken , SC

Motec M4 with harness and distributor and 3 bar map sensor for Honda B-Series. Was on LS-Vtec. Has tune on it for 160lb injectors and E85.

Posted on 09/17/2019
$1,350
Aiken , SC

brand new EFI-Systems Series 4 PMS. Fits 89-93 5.0L Mustang with 2 bar MAP sensor, never used, easy to use, excellent...

Posted on 09/17/2019
$750
Dearborn , MI


Purchased in Dec 2018. Free update still available. Owner retiring

Posted on 09/16/2019
$3,500
Millbrook ,

Like new scanner, most adapters still in sealed package. Spare battery included. Does domestic and foreign to 2014. Update available through SnapOn. 

Posted 2 months ago
$600
Brentwood Bay , BC

Xs-111 water brake. Power pro data acquisition. Stand alone load control. Weather station. 2 fuel flow meters. 8 high temp probes. 2 low temp probes....

Posted 2 months ago
County Of Grande Prairie , AB

Dyno jet 224x to much to list

Posted 2 months ago
$45,000
Laurel , DE

DYNOTECH 2 WHEEL DYNO DOUBLE EDDY , MAX WIDTH, USED 3 TIMES , I HAVE ALL PAPERWORK AND LAPTOP READY TO GO, ABOVE GROUND

Posted 2 months ago
$45,000
Phoenix , AZ

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