GM's new 6.7-liter LS6 isn't simply a larger version of the old LS. We examine its Gen 6 aluminum block, forged rotating assembly, revised cooling, 13.0:1 compression and new port-plus-direct fuel injection system.

Nissan is preparing a new-generation Skyline for December 2026. The four-door performance sedan could use a roughly 400-hp version of the Nissan Z's twin-turbo V6, while AWD and a six-speed manual remain possibilities.

LED versus HID bulbs: compare brightness, warm-up time, heat, lifespan, fitment, and road legality to choose the right lighting upgrade for your ride easily today.

LS1 main caps are identified by location and direction. Learn what the numbers mean, which way the main-cap arrows point, and how the caps are positioned before seating them in the block.

Before installing the cylinder heads, check the LS1 block deck for warpage. Our LS engine reference specifies maximum flatness of 0.004 inch within 6 inches and 0.008 inch across the deck.

Our OBD2 scanner review explains code readers, live data, bidirectional controls, and fitment so you can buy the right diagnostic tool for your garage.

This Moroso performance parts FAQ explains how oil accumulators, racing filters, catch cans, vacuum pumps, coolant expansion tanks, transmission pans, battery hardware, and engine-building tools work—and what to consider before adding them to your street, track, or race build.

Factory LS1 wrist pins use a press-fit connecting-rod arrangement, while many aftermarket combinations use full-floating pins and retaining locks. Learn how each design works and which measurements matter.

Tatiana Calderón made NASCAR Brazil history at Curvelo, avoiding a restart crash before defending the lead for more than 20 minutes.

Hyundai is recalling 5,360 Ioniq 9 electric SUVs because powered rear seats may fail to stop after contacting a person. Here are the affected trims, owner precautions and software remedy.