L31 Opel L31

3.1-літровий V6 двигун від Opel, відомий своєю надійністю при належному обслуговуванні, але може мати проблеми з прокладкою головки блоку циліндрів.

Brand: Opel Type: Petrol Configuration: V6 Production Years: Н/Д Production: null
68 Brand engines
7 Modifications

Technical Specifications

Engine Displacement 3.1 L (2,998 cc)
Configuration V6
Number of Cylinders 6
Valves per Cylinder 4
Power 180 - 200 л.с.
Torque 250 - 280 Н*м
Cylinder Bore 88.00 mm
Piston Stroke 78.00 mm
Compression Ratio 10.5:1
Firing Order 1-2-3-4-5-6
Fuel System Multi-point Fuel Injection
Aspiration Naturally Aspirated
Turbocharger null
Intercooler No
Maximum RPM 6,500 rpm
Max Torque RPM 4,000 rpm
Valve Train DOHC
Timing Drive Chain
Timing Chain Replacement null
Block Material Aluminum
Head Material Aluminum
Engine Weight 160 kg
Dimensions (L×W×H) null mm
Lubrication System Pressure lubrication
Cooling System Liquid cooling

Additional Information

Engine Family Opel Ecotec
Manufacturing Plant null
Predecessor null
Successor null

Maintenance

Engine Oil Capacity 6 L (with filter: 6.5 L)
Recommended Viscosity 5W-30
Oil Standard ACEA A3/B3
Recommended Brands Castrol, Mobil, Shell
Oil Change Interval 15 000 km or 12 mo
Oil Filter null
Air Filter null
Fuel filter null
Cabin Filter null
Spark Plugs Type: Platinum
Part number: null
Gap: 1 mm
Quantity: 6 pcs
Replace every 60 000 km
Coolant Capacity 8 L
Coolant Type G12 (Opel Coolant)
Coolant Change Interval 240 000 km
Thermostat Opening Temperature 90°C
Operating Temperature 90°C
Max Operating Temperature 120°C
Critical Temperature 130°C
Annual Maintenance Cost null USD

Reliability

Reliability rating: 7/10

Expected lifespan: 300 000 km

Tuning potential

Tuning potential: Medium | Max. safe power: 350 hp

Stage Power Torque Method Cost
Stage 1 220 hp 300 Nm ECU remap
Reliability impact: Minimal 		$500
Stage 2 250 hp 350 Nm -
Required: Cold air intake, ECU remap
Reliability impact: Low 		$1500
Stage 3 300 hp 400 Nm -
Required: Turbocharger upgrade, ECU remap
Reliability impact: Medium 		$3000

Cars with the L31 engine

This engine was fitted to 5 models

Photo Brand Model Generation Production years
No photo
 Opel Monterey Monterey 1991 - 1999
No photo
 Chevrolet C/K C/K Series (C/K1500, C/K2500, C/K3500) 1992 - 1999
No photo
 GMC Jimmy Jimmy (GMT325) 1992 - 1999
No photo
 GMC Suburban Suburban (GMT400) 1992 - 1999
No photo
 Oldsmobile Cutlass Supreme Cutlass Supreme (A Body) 1988 - 1997

All modifications (7)

Vehicle Generation Modification Power Gearbox Drive
Opel Monterey Monterey 3.1 V6 4x4 175 л.с. 5-МКП 4x4 175 hp 5-МКП 4x4
Opel Monterey Monterey 3.1 V6 4x4 175 л.с. 4-Автомат 4x4 175 hp 4-Автомат 4x4
Chevrolet C/K C/K Series (C/K1500, C/K2500, C/K3500) 5.7L V8 350 л.с. 4-Автомат 2WD 350 hp 4-Автомат 2WD
Chevrolet C/K C/K Series (C/K1500, C/K2500, C/K3500) 5.0L V8 305 л.с. 5-Автомат 2WD 305 hp 5-Автомат 2WD
GMC Jimmy Jimmy (GMT325) 5.7L V8 255 л.с. 4-Автомат 4x4 255 hp 4-Автомат 4x4
GMC Suburban Suburban (GMT400) 5.0L V8 210 л.с. 5-Автомат 2WD 210 hp 5-Автомат 2WD
Oldsmobile Cutlass Supreme Cutlass Supreme (A Body) 5.7L V8 250 л.с. 4-Автомат 2WD 250 hp 4-Автомат 2WD

Applications

Total produced: null

Vehicle Generation Years Power Markets
Opel Omega B 1994-2003 180hp/200hp Europe

Compatible transmissions: 5-speed Manual, 4-speed Automatic

Drive types: RWD

Fuel Economy

Fuel Type Petrol 95
Octane Rating Minimum: 95 | Recommended: 98
Consumption (City) 12 L/100km
Consumption (Highway) 7.5 L/100km
Consumption (Combined) 9.5 L/100km
Real Consumption 10 L/100km
Fuel Tank Capacity 70 L
Range 736 km
Cost per 100 km null USD

Emissions Standards

Emission Standard Euro 4
CO₂ Emissions 220 g/km
Particulate Filter (DPF) Absent
AdBlue Not Required

Comparison with competitors