mitsubishi 4g63
technical specifications
General
engine brand: mitsubishi
production years: since 1981
engine lifespan: ~400 000
features: no
Power and torque
power: 87 – 110 (4G63 SOHC 8V)
109 (4G633 SOHC 8V)
133 – 137 (4G631, 4G632, 4G636 SOHC 16V)
135 – 144 (4G635, 4G637 DOHC 16V)
torque: 157 – 164 (4G63 SOHC 8V)
159 (4G633 SOHC 8V)
176 (4G631, 4G632, 4G636 SOHC 16V)
170 – 176 (4G635, 4G637 DOHC 16V)
Fuel
fuel system: carburetor / single injection (4G63 SOHC 8V)
injector (4G633 SOHC 8V)
injector (4G631, 4G632, 4G636 SOHC 16V)
injector (4G635, 4G637 DOHC 16V)
fuel type: petrol
euro standards: EURO 1 (4G63 SOHC 8V)
EURO 2 (4G633 SOHC 8V)
EURO 2/3 (4G631, 4G632, 4G636 SOHC 16V)
EURO 3/4 (4G635, 4G637 DOHC 16V)
Timing
timing drive: belt
hydraulic lifters: yes
phase regulator: no
Oil
recommended engine oil: 5W-30
engine oil capacity: 4.0
Displacement and turbo
displacement: 1997
compression ratio: 8.6 – 9.0 (4G63 SOHC 8V)
9.0 (4G633 SOHC 8V)
10.0 (4G631, 4G632, 4G636 SOHC 16V)
9.8 – 10.5 (4G635, 4G637 DOHC 16V)
turbocharging: no (except for 4G63T, for which a separate article)
Dimensions and measurements
weight: 160
cylinder bore: 85
piston stroke: 88
Engine block
cylinder block: cast iron R4
block head: aluminum 16v
