mitsubishi 3g81
technical specifications
General
engine brand: mitsubishi
production years: 1987-1993
engine lifespan: ~150 000
features: SOHC (3G81K-6v, 3G81TK)
DOHC (3G81K-15v, 3G81, 3G81T)
Power and torque
power: 30 – 32 (3G81K-6v)
46 – 50 (3G81TK)
38 (3G81K-15v)
46 (3G81)
64 (3G81T)
torque: 41 – 43 (3G81K-6v)
59 – 66 (3G81TK)
43 (3G81K-15v)
46 (3G81)
75 (3G81T)
Fuel
fuel system: carburetor (3G81K-6v, 3G81TK, 3G81K-15v)
injector (3G81, 3G81T)
fuel type: petrol
euro standards: EURO 1 (3G81K-6v, 3G81TK, 3G81K-15v)
EURO 2 (3G81, 3G81T)
Timing
timing drive: belt
hydraulic lifters: yes
phase regulator: no
Oil
recommended engine oil: 5W-30
engine oil capacity: 3.0
Displacement and turbo
displacement: 548
compression ratio: 9.8 (3G81K-6v)
8.5 (3G81TK)
10.0 (3G81K-15v)
10.0 (3G81)
8.5 (3G81T)
turbocharging: no (3G81K-6v, 3G81K-15v, 3G81)
yes (3G81TK, 3G81T)
Dimensions and measurements
weight: 87 without attachment
cylinder bore: 62.3
piston stroke: 60
Engine block
cylinder block: cast iron R3
block head: aluminum 6v (3G81K-6v, 3G81TK)
aluminum 15v (3G81K-15v, 3G81, 3G81T)