I just put in 3.73's, and have 245/50 16's. What color speedo gear should I use? I had 2.72's.

------------------
1988 Camaro Sport Coupe: Orignally: 305 TBI 700r4
Now: 1974 355CI, 2bolt, Badger Flat Head Pistons w/ valve relief, Melling high performance street cam, GM Cast Vortec Heads, Edelbrock RPM Air Gap Intake, Edelbrock 600cfm w/ electric choke, GM HEI w/ vacuum advance, Weiand Low Profile Air Cleaner, Mallory 5 port Fuel Pressure Regulator, 3.73 Posi, Mr. Gasket Throttle Cable Bracket, Corvette Shift Servo, 16" IROC Wheels, Every thing else is STOCK
Best Times:60ft 2.26 1/8th 9.68 @ 73.63 Hoosier Q/T
https://www.thirdgen.org/rides/index.tgo?action=view&rideid=7480

 

There's a tech article that has info on the tranny speedo gears.

Here's the link.
https://www.thirdgen.org/newdesign/faq/thirdgen.shtml

Regards

Robert

 

15T Gray (8642620) Drive, 45T Lt. Blue (25513052) Driven, Sleeve (25007339)