2021年10月30日 · Perhaps the most exotic and radical engine to sit in a Corvette until the LT6 in the C8 Z06, the LT5 in the C4 Corvette ZR-1 was engineered by GM and Lotus, then machined and assembled by...

2020年12月23日 · It is a story that GM aficionados marvel their kids with before bed; Lotus designed, built in its own wing of Mercury Marine’s Stillwater, OK plant, the naturally aspirated …

2021年7月27日 · The main thing the LT5 engine had going for it is when Lotus Engineering (owned by GM at the time) designed the LT5, GM insisted they use the same cylinder bore spacing, block deck height and crankshaft main bearing bore diameter as the SB Chevy, even though otherwise it is a completely different engine design with no common parts between them ...

2018年5月10日 · For 1993 to 1995 ZR-1s, engineers hot-rodded the LT5, upping the power to 405-horsepower. Measured the old way; the “gross” horsepower was close to 500! Not only was it a nearly completely hand-made engine, the LT5 was the only official Corvette engine that was not built by Chevrolet.

2023年3月6日 · Designed by Lotus and assembled by MerCruiser, the LT5 was not your typical Chevrolet V8, yet it was one of the most innovative engines of the 1990s

The LT5 motor, which had very little in common with the previous LT, was a next generation small block Chevrolet engine used only in Corvettes. It had a new block cylinder head, intake manifold, timing cover, water pump, and “opti-spark” distributor.

2021年7月8日 · Packing four-bolt main caps, improved heads, new pistons, revised cam timing, and new exhaust manifolds, that engine checked in at a gutsy 405 hp and 385 lb-ft of torque. Many of the LT5’s innovations are common now, but they were revolutionary in the 1990s. Here are just a few of the features that set this engine apart.

2018年6月15日 · Famously developed jointly by Chevrolet and Lotus, and assembled by marine engine manufacturer MerCruiser, the 375-horsepower DOHC engine was universally praised for its high specific output and...

2024年9月9日 · What made the ZR-1 exceptional was its LT5 engine, a double overhead cam (DOHC) V8 with four valves per cylinder, developed by GM in collaboration with Lotus Engineering.

2024年8月30日 · So, GM greenlighted Lotus to develop a V8 engine from scratch, dubbed LT-5, capable of delivering the grunt Chevrolet envisioned for the C4 Corvette’s ZR-1s option package without making it a gas-guzzler.