Brian Gruben won't lie. He wants to go fast, but he's on a budget like the rest of us. Unlimited funds are for the federal government. Follow along and we'll show you how Gruben added 40-plus ...
How many times have you heard that performance tuning is a game of compromises? Typically, once an engine has been tuned to produce power in a certain rpm range, you must sacrifice low-speed power, ...
On the surface, GM's Tuned Port Injection had everything going for it: style, good looks, and superior breeding (resulting, as it did, from the marriage between Rochester Products and Chevrolet ...
In 1985 GM released one of its last major updates to the first-generation small-block Chevy, the Tuned Port Injection (TPI) system. It was the General's first foray into individual-runner and ...
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