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rshap2000 · 01-01-2002, 06:50 PM

Hello, I just purchased my 1st Mustang, a 2001 Cobra Conv. I called a recommended shop in Maryland to get a price for a 3.73 installation. I was told that to change to 3.73, a new chip must also be purchased for the speedo change. Has anyone ever heard of this? Need some help, new to this.

01-01-2002, 06:50 PM	#1
rshap2000 Registered Member Join Date: Jan 2002 Location: Maryland Posts: 12	2001 Cobra 3.73 question Hello, I just purchased my 1st Mustang, a 2001 Cobra Conv. I called a recommended shop in Maryland to get a price for a 3.73 installation. I was told that to change to 3.73, a new chip must also be purchased for the speedo change. Has anyone ever heard of this? Need some help, new to this.