Why do people fill engine blocks with epoxy?

While filling a car's engine up with anything might sound like a bad idea, adding epoxy to an engine block can, in some ...
Hot Rod

The Short-Block Build: We Punch the Summit Racing SPC Block Out to 427 CI

Could the small-block Chevy be the most popular engine-build that HOT ROD has covered over its 77-year history? We don’t have a running tally, but in our expert guesstimate, that is probably true. So ...
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What is a big-block engine and how is it different?

Big-block engines sit at the heart of some of the most iconic American performance cars and trucks, yet the term is often used loosely, as if it were just a synonym for “big horsepower.” In reality, a ...
Hot Rod

Our First Look at the Summit Racing SPC Small-Block Chevy Engine Block

Last year Summit Racing Equipment released its SPC small-block Chevy block, and we finally got to check one out. Of course, the Gen IV/V LS/LT variants get most of the attention in today’s performance ...