LT1

I was wondering if there is anything that is out there to get rid of the Opti-Spark Distributor in my 1994 Z/28 LT1 engine? R.P. There are a couple of […]

Can I use a set of 1992 to 1996 aluminum cylinder heads from a Corvette on an earlier small block Chevy? I have a chance to pick up a set […]

I have a 5.7 LT1 from a ‘94 Trans Am I want to mate it to a ‘79 TH400 transmission. What flexplate do I need? This has been a very […]

What would be the best injector for my 1995 Camaro? The idea is to get higher performance. Would I have to change fuel pump also? Thanks. P.B. It’s a common […]

What the heck is an L99? We know GM uses these alphanumeric designations to label its many engine configurations, some of which were more notable than others. For instance, most […]

Chevrolet’s LT1 engine family evokes all kinds of emotions among Bow-Tie guys. Those in the know remember the original 350 cubic-inch LT1 introduced in 1970 was a real powerhouse with […]

Q: I have a Gen. Five, LT-series 5.3L L83 engine that’s going into my 1975 Chevy Monza. The factory intake manifold is too tall to clear the stock hood, so […]

In the last installment of Horsepower Wars: Pony Wars, we saw what $15,000 in modifications can do to a Ford Mustang GT. With an 809-horsepower pull, the newly-supercharged Mustang’s dyno […]

This is an engine specification guide for General Motors’ fifth-generation LT1 engine that launched in 2014. GM has built three engines designated as the LT1: 1970-72 – Gen. I, 5.7L, small block (technically, […]

Since the GM LS is such a popular engine series, LS-compatible parts are common and easy to find. Which means, if you’re using 1992-97 LT1-style heads on your engine, you […]