Do Older Engines Need Oil With ZDDP Additives?

Thanks to Hugh Ashburn for asking on our Facebook page about using high-zinc motor oil in older engines. Specifically, should you use a motor oil with ZDDP additives only during engine break-in or throughout the engine’s lifespan? In classic car and hot

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Do Fuel Additives Work?

Store shelves are littered with additives for fuel that claim to provide a number of benefits, including… • Increased fuel economy• Smoother engine operation• Reduced emissions• Extended engine life• Maximum horsepower Do additives for fuel work, though? A quick Google

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For the Hellephant: We Dyno Mopar’s 1,000-hp Crate Engine

On April 26, Fiat Chrysler America (FCA) began taking pre-orders for its “Hellephant” crate engine, which reportedly makes 1,000 hp and 950 lb-ft torque. Owners can drop it into any pre-1976 vehicle when used with a “plug-and-play” engine kit. The

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AMSOIL P.i. & Upper Cylinder Lube

The Dynamic Duo: AMSOIL P.i. & Upper Cylinder Lube Dan McClelland|Oct 16, 2019 8:16 AM Let me end the suspense – there is no magic bullet when it comes to vehicle maintenance. Keeping your engine in top form requires more

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How To Prevent Diesel From Gelling

How to Prevent Diesel Fuel From Gelling Mark Nyholm|Oct 29, 2019 10:12 AM We diesel burners get a little more uptight in the winter over what comes out of the green-handle pump at the fuel station. Diesel owners know that

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