Engine swappers, meet a new candidate for project cars. Chevrolet last Friday revealed the LS7-based LS427/570 crate engine that packs all the goodness of the past Chevy Corvette Z06 engine with a ...

Does the new 1250-horsepower, 233-mph Corvette ZR1X get your pulse revving toward redline? In spring 1970, you’d likely have ...

Chevrolet is killing the LS7 V8 crate engine. Before they're all gone, ... Green Machine Mercury Racing’s New 750-HP Corvette-Based Crate Engine Is One Mean, Green Machine.

Developed and enhanced from the 505-hp LS7 engine, the new LS427/570 crate engine is a whopping 427 ci (7-liter) cast aluminum V8, naturally aspirated and tuned to produce 570 hp and 540 lb-ft ...

Just as interesting as the LS7's specifi-cations is its assembly process at the new GM Performance Build Center (PBC), in the industrial 'burbs of Detroit. A single technician builds each engine ...

GM first discussed phasing out the original LS7 in June 2020, Road & Track noted. But it was assumed that the new LS427/570 version would stay in production as its replacement.

With a Mast single-plane intake manifold and a Wilson 4500 throttle body providing the air supply to hand-ported GM LS7 heads, the combo cranks out 720 hp on the engine dyno and 566 hp on the Dynojet.

A year ago, when we dropped an LS7 into the HOT ROD Solstice, that crate engine was relatively new, and there weren't very many in the hungry hands of the public. But in the time since, GM ...

LS7 GM Production Engine Fast Facts: With its classic 427-cubic-inch displacement, the 505 hp LS7 7.0-liter made its mark in the C6 Corvette Z06 and advanced its legacy in the fifth-generation ...

A forged crank isn't unheard of in production engines (the famed Ford 5.0 got one), ... In the first part of this series, we discussed the impressive output of the new LS7.

We've seen all sorts of supercars with GM LS V8 engines over the years, but the new Giocattolo Marcella takes things to a new level with its twin LS7 engine.

In part 2 of this series, we analyzed the bottom end of the LS7, but it's the cylinder heads that form the heart of any naturally aspirated engine as an engine's power at any point in the rev ...