Vintage Pontiac Dyno Tuning Photo

Vintage Pontiac Dyno Tuning

Dyno Tuning Basics - Jets, Timing, Camera, Action

After the initial pulls, since the car was running so rich, the tuning team decided to first work on the secondaries of the carburetor and make a big change. Marty Parker jumped in and efficiently removed the rear bowl and replaced the No. 92 jets with No. 89s (three sizes smaller). After pulling the car again, the air/fuel ratio improved to 10.5:1, and with it both horsepower (375.2) and torque (430.7 lb-ft) improved by 20.3 and 2.7, respectively. View Related Article

Pontiac Solstice Research

Get updated on all your car buying needs from safety features, to specs, to crash test ratings and options. Get all the information you need if you are interested in buying a new car like the Pontiac Solstice. The L4 standard engine in the Solstice gives you 173 horsepower with an estimated 22 mpg. It has a comparable trade in value which should come in handy when you go to shop for your next car. The Pontiac Torrent and the Pontiac G6 are other vehicles that might interest you.