Mailbag: Can I Remove the Cooling Fan Shroud?
Q: Can I remove the fan shroud on my cooling fan? … A: It might seem like it’s just in the way, but the fan shroud plays an important role in the […]
Mailbag: The Difference Between Single-, Double-, and Triple-Pass Radiators
Q: What is a double-pass radiator? … A: In a single-pass radiator, coolant only crosses the radiator core one time. Single-pass radiators work well in most street applications. For stock […]
Cooling System Tech: Overflow Tanks vs. Expansion Tanks
By Nicholas Thomas, Mishimoto Back in the infancy of liquid-cooled engines, nearly all emissions systems would vent chemicals and harmful vapors into the atmosphere. No PCV or CCV lines, and […]
Mailbag: Is a 3-Row Radiator Better Than a 2-Row One?
Cooling Basics – Row Quantity vs. Tube Size In the radiator core, coolant flows through tubes. The tubes are joined together by the fins. More heat can be exchanged when […]
Mailbag: An Intro to Fan Clutches and How They Work
The fan clutch is an important part of your cooling system. Its drive shaft attaches to the water pump. Then, the fan attaches to the clutch housing. The fan clutch’s job is […]
Project Firebolt: The LSX Turbo Tacoma (Part 11): Wiring Up and Cooling Off
In this update we’re starting on our big wiring job and keeping that turbocharged tornado frosty with a front mount intercooler and methanol injection kit. LS-based engine swaps are popular […]
AN Fittings Torque Chart for Automotive Plumbing
AN stands for Army-Navy. The size specifications were established by the U.S. military during World War II and were originally used in the aerospace industry. AN fittings use a 37-degree […]
Project Firebolt: The LSX Turbo Tacoma (Part 10): Plumbing for Fuel, Oil and Water
It’s time to tackle the important job of plumbing the lines for all the vital fluids that will keep Firebolt alive and well. This turbo 5.3 will need plenty of […]
Mailbag: Controlling Coolant Temps in a Chevy 350
Q: I’m trying to control the coolant temperature in my project vehicle. It’s got a new Chevy 350 engine block with a high-flow water pump and thermostat, plus I’m running […]
Mechanical Water Pump FAQ: Pump Rotation, Increased Flow, Measuring & More
The water pump wizards over at Tuff Stuff Performance field a ton of questions about things like pump sizes, flow rates, belt routing, and all sorts of other cooling-related issues. […]