Chevy's late-90s Vortec heads are a small block secret weapon

When it comes to engine building, cylinder heads are of utmost importance. Here's why Chevy's small-block Vortec heads could ...
Hot Rod

GM’s Vortec 8100 Engine: The 454’s Forgotten Big Brother

To celebrate HOT ROD's 75th anniversary, we teamed up with CASTROL GTX to bring you some of the stories that exemplify the core of what HOT ROD is and reflect the brand's influence on America's car ...

This GM Truck V8 Turned Itself Into Shrapnel—Here’s How It Happened

A teardown of a locked-up GM Vortec 350 reveals bent rods, destroyed bearings, a ventilated block, and why these workhorse ...
SlashGear

All About The 8.1L Vortec: Chevy's Final Big Block Engine

Chevrolet's Vortec series of engines is hugely popular. Designed with trucks in mind, Vortec engines prioritize low-end torque and durability over high compression ratios and high horsepower, unlike ...
SlashGear

What's The Difference Between An LS And A Vortec Engine?

Over the years, General Motors has employed several eight-cylinder engine designs ranging from the inline "Straight-8" to the current LT1 V8. However, many agree that the small-block LS engines were ...
Jalopnik

Why Chevy's 8.1L Vortec Was The Last Of The Big Block Era

Chevy's Vortec 8100 — AKA the L18, AKA the Vortec 8.1 — was the last of The General's big block V8s, a line of engines that traced its lineage clear back to the fire-breathing muscle cars of the '60s ...
Hot Rod

Affordable 5.3L LS and Vortec Swap Engine and Upgrades

If you can't get to a salvage yard, or just want to start with a clean, fresh, and rebuilt enginethen you can't go wrong with this Gen I 5.3L Vortec / LS long-block crate engine from Summit Racing (PN ...
The Drive

2010 Chevy Camaro With Boosted Vortec I6 Swap Cracks 1,000 HP to the Tire

A lot of people forget or straight up never knew that General Motors built a dual overhead cam inline-six in the 2000s. It’s known by several names: The LL8, Vortec 4200, or more colloquially, the ...
Jalopnik

Which GM 5.3 Vortec Years Have The Most Issues?

With the launch of Chevy's small-block V8 in 1955, General Motors introduced an engine family that would make its way into millions of vehicles across the world. It was especially known as a mainstay ...
GM Authority

GM 5.3L Liter V8 Vortec LMG Engine

The Vortec 5.3L V8 LMG was an engine produced by General Motors for full-size SUVs. Displacing 5.3 liters in a V8 configuration, the LMG was part of the Vortec (Generation IV Small Block) engine ...
Motor Trend

GM Vortec 8100: The 454's Forgotten Big Brother

The General Motors Vortec 8100 V8 was introduced in 2001 fullsize Chevy and GMC pickup trucks, RVs, vans, and SUVs as an alternative to the then-new Duramax diesel for customers seeking maximum ...