Caspers Tps-Tec 838T-86/89 for sale 69.00 plus shipping.
As taken off of Casper Web site:
Plug-And-Play unit inserts between your TPS sensor and TPS wiring. It has two functions; one, it allows you to calibrate the idle voltage of the TPS, and 2, assures full Power Enrichment at WOT. Locks into full TPS voltage at 70% throttle. Maintains consistent TPS voltage at all times, compensates for TPS element wear. LED display indicates functions.
As taken off of Casper Web site:
Plug-And-Play unit inserts between your TPS sensor and TPS wiring. It has two functions; one, it allows you to calibrate the idle voltage of the TPS, and 2, assures full Power Enrichment at WOT. Locks into full TPS voltage at 70% throttle. Maintains consistent TPS voltage at all times, compensates for TPS element wear. LED display indicates functions.