A close look inside the crankcase to inspect the piston, connecting rod, and main bearing. This step reveals wear patterns and helps determine what can be reused, repaired, or replaced. #MechanicalRes ...

When Westech Automotive's Norm Brandes inspected J.B. Bracken's 1935 Ford Rat Rod truck (July 2017 print edition), it couldn't do a burnout and ran poorly at idle and under cruise—despite an ...

Alina has been enthusiastic about vehicles her entire life, and even from an early age found herself itching to get behind the wheel. Through high school and college, she could be found reading ...

The internal combustion engine has been around for a long time. Just when it seems like every part that could be optimized or improved upon has been already, something new comes out. This latest ...

In case you’ve disassembled your Toyota VVTi engine to replace the piston rings or perform other repairing jobs, you’ll need to put all the parts back together correctly. We’ll see here how to ...

Piston compression height is the distance between the centerline of the pin to the flat part of the top of the piston. It's important to know this number when ordering pistons--especially custom ones- ...

When you consider the crazy monkey motion of reciprocating internal combustion engines it is remarkable they work as well as they do. You have eight pistons and connecting rods doing a “do-si-do” ...

Since Michigan has a stay-at-home order due to the coronavirus, I've been partaking in what I am now officially dubbing Wrenchfest 2020—an all-out repair assault on my various broken cars. Last ...