2012 Lexus LFA User Guide - Page 20

2012 Lexus LFA Manual

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Engine Engine Type No. of Cyls. & Arrangement Valve Mechanism Bore x Stroke Displacement Compression Ratio Spark Plug Type Engine Oil Engine Oil Capacity Lubrication Type Coolant Type Coolant Capacity Max. Output (SAE-NET) Max. Torque (SAE-NET) Maximum Engine Speed *1 *2 *2 *1 1LR-GUE 10-cylinders, 72°V type 40-valve DOHC, Rocker Arm Type 88.0 mm x 79.0 mm 4,805 cm3 12.0:1 PK22HTBR-L8 (DENSO) "Mobil 1 5W-50" API SM or SN Single Oil Cooler 13.5 L (14.2 qt., 11.9 Imp. qt.) Twin Oil Cooler 14.5 L (15.3 qt., 12.8 Imp. qt.) Dry Sump Super Long Life Coolant 25.5 L (26.9 qt., 22.4 Imp. qt.) 420 kW (571 PS) 8,700 rpm 480 Nm (48.9 kgf•m) 7,000 rpm 9,000 rpm : The spark plugs have been developed exclusively for the 1LR-GUE engine. : The figure shown is the total amount of oil contained in the engine, and not the amount of oil required for an oil change. Engine powerband (Internal measurement) 450 400 350 300 Power (kW) 250 500 200 400 150 300 100 50 0 2000 3000 4000 5000 6000 7000 8000 9000 10000 Engine speed (rpm) 50 Torque (Nm)

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50
Engine
Engine Type
1LR-GUE
No. of Cyls. & Arrangement
10-cylinders, 72°V type
Valve Mechanism
40-valve DOHC, Rocker Arm Type
Bore x Stroke
88.0 mm x 79.0 mm
Displacement
4,805 cm
3
Compression Ratio
12.0:1
Spark Plug Type
*1
PK22HTBR-L8 (DENSO)
Engine Oil
“Mobil 1
5W-50” API SM or SN
Engine Oil Capacity
*2
Single Oil Cooler
13.5 L (14.2 qt., 11.9 Imp. qt.)
Twin Oil Cooler
14.5 L (15.3 qt., 12.8 Imp. qt.)
Lubrication Type
Dry Sump
Coolant Type
Super Long Life Coolant
Coolant Capacity
25.5 L (26.9 qt., 22.4 Imp. qt.)
Max. Output (SAE-NET)
420 kW (571 PS) 8,700 rpm
Max. Torque (SAE-NET)
480 Nm (48.9 kgf•m) 7,000 rpm
Maximum Engine Speed
9,000 rpm
*1
: The spark plugs have been developed exclusively for the 1LR-GUE engine.
*2
: The figure shown is the total amount of oil contained in the engine, and not the amount of oil
required for an oil change.
Engine powerband (Internal measurement)
Engine speed (rpm)
Power (kW)
Torque (Nm)
450
400
350
300
250
500
400
300
200
150
100
50
0
2000
4000
6000
8000
3000
5000
7000
9000
10000