Engine

Here is a common question among LS engine enthusiasts: My buddy, Joe, just bought a new cam for his 6.0L and wants to get rid of his factory LQ9 cam. Is that a good cam for the 5.3L in my truck, for my 240SX drift car, or the LS engine I am swapping into my

Here’s a question from a reader about adding power to a GM TBI engine. The principle is pretty much the same with any speed-density fuel-injection system, so check out engine guru Jeff Smith’s answer to a question posed by Nathan Seabaugh of Northern Illinois. Question: I am building an engine for my ’89 Chevy K2500.

Some ideas never go out of style. It’s a classic move we’ve pulled off many times. Yank a motor out of the junkyard, clean it up, add a camshaft, intake, and a carburetor, and see how much power we can squeeze out of it. This time around, we chose a shining example of this junkyard

Although there are a few states that have experienced cold temperatures and, in a few instances, snow, since October, we’re now in the heart of winter, the season that officially runs from December to March but often lingers until as late as May. In traditionally cold areas, the air is chilly for weeks at a

General Motors’ LS-series small-block engines have been in production for over a decade, but it’s only been within the last few years that they have really hit critical mass among average hot rodders, who are now finding them to respond superlatively to traditional hot rod power adders. One engine builder that’s jumped on the LS

Chrysler unceremoniously unveiled the 360ci (5.9L) LA-series small-block V-8 in 1971 as a low-compression engine with only a two-barrel carburetor. The 4.00-inch-bore-by-3.58-inch-stroke powerplant was originally designed to provide an economical alternative to the popular 383 two-barrel big-block, while the shorter-stroke and larger-bore (4.04×3.31) 340-cube engine carried the performance banner. With the cancellation of the 340

The third diesel engine in our tech article recap is GM’s 6.6L Duramax, which came on the scene in 2001. The powerlant, code-named LB7, was the first modern-era oil-burner to feature common-rail fueling (Cummins didn’t enter that arena in 2003), and it put out 300 hp and 520 lb-ft of torque. In subsequent years, LLY