Toyota LR engine

The Toyota LR engine is a V10 gasoline engine built by Toyota and Yamaha. Its one member, the 1LR-GUE, was announced in the Lexus LFA sports car. It is a 4,805 cc (4.8 L) DOHC V10 with four valves per cylinder, made from aluminium alloy, magnesium alloy and titanium alloy, and it is smaller than most V8 engines. The oil and water pumps sit at the rear of the engine, the lubrication system is dry sump, the valves and rocker arms use titanium with a diamond-like coating, and each cylinder has an independent, electronically controlled throttle body. Yamaha was contracted to co-develop it, and also the exhaust system with its music division. Output is 560 PS at 8,700 rpm and 480 N m at 6,800 rpm, with a redline of 9000 rpm, and it set a 2012 record for revving from idle to redline in 0.6 seconds.