Ask Away: Explaining Mysterious Rod Bearing Failure
Could I get your opinion on an engine problem? I spun a rod bearing in my supercharged big-block Chevy. The engine makes big power and has run my ’55 Chevy […]
Mailbag: Do I Need a High-Volume or High-Pressure Oil Pump?
Q: Do I need a high-volume or high-pressure oil pump? … A: When buying an oil pump, you have a few options. The right pump for you depends on how […]
Truck Cam Swap Testing to Add Low-End Torque
The LS engine remains the darling of the performance world, but does that mean all LS owners are looking for the same thing when it comes time for upgrades? Obviously […]
Mailbag: 409 Stainless Steel vs. 304 Exhaust Materials
Q: What is the difference between 304 and 409 stainless steel? … A: All stainless steel contains chromium and other elements. The added elements make the metal harder, stronger, and […]
Mailbag: The Difference Between Flat Tappet and Roller Camshafts
Q: What is the difference between a flat tappet and a roller camshaft? … A: Camshafts are classified by the type of lifter they use. The lobes on the cam […]
Mailbag: Key Differences Between Internal & External Engine Balance
Q: What’s the difference between internal and external engine balance? … A: An engine must be balanced to ensure smooth operation. Balancing an engine minimizes vibration which maximizes engine life. […]
Mailbag: What is Valve Spring Coil Bind?
Q: What is valve spring coil bind? … A: Coil bind happens when the valve spring is fully compressed. The coils of the spring contact each other. This stops the […]
Mailbag: Explaining Valve Overlap for Camshafts
Q: What is valve overlap? … A: Overlap is when the intake and exhaust valves are open at the same time. It is expressed in degrees of crankshaft rotation. Not […]
Mailbag: What Does an Oil Restrictor Do?
Q: What is an oil restrictor? … A: An oil restrictor installs in the oil passages of the engine block. It limits the flow of oil to certain parts of […]
How to Set Up and Install Roller Rockers and Lifters
Our friend Eric the Car Guy has been building a 383 stroker for his #ETCGDadsTruck project (a 1990 C1500). In the process, he created a separate, one-off video covering the […]