Only way to hook up a tach on a 99+ car is by using a tach adapter. The stock signal is square wave which aftermarket tachs do not read so you have to change the signal so they can be read via a tach adapter. No you can't use the stock tach's signal wire.
Bill
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2000 GT
VRS O/R X, Dynomax Bullets, Steeda Pulleys, Pro-M 80MM, 4.30s, UPR Pro Series Suspension, UPR Tubular K-member, MAC Longtubes, Bullitt Intake, TKO, VT Engine Stage 1 NA Cams, SCT Tune.
285 RWHP/296 RWTQ
11.97 @ 113.20
M/M 100, 7085
www.uprproducts.com
www.ponyexpressperformance.com
www.modulardepot.com
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