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Copyright by KIA Motors. All rights reserved.
Gamma 1.4L MPI EngineGamma 1.4L MPI Engine
Vehicle Engine GEN MID EUR AUS NAS
UB Γ 1.4 MPI O O O O -
Gamma 1.4 MPI Engine 2
Specification (UB)
ItemsGasoline Engine Diesel Engine
Kappa1.2 MPI Gamma 1.4 MPI Gamma 1.6 GDI U2 1.1 WGT U2 1.4 WGT
Displacement (cc) 1,248 1,396 1,591 1,120 1,396
Bore X Stroke (mm) 71.0 × 78.8 77 75ⅹ 77 85.4ⅹ 75 84.5ⅹ 75 79ⅹ
Weight (Dry, Kg) 82.6 99.1 101.7 133.2 157.3
Power (PS/rpm)(EUR) 85/6,000(GEN) 87/6,000
(EUR)109/6,300(GEN)107/6,300
140/6,300 72/4,000 90/4,000
Torque (Kg.m/rpm)(EUR)12.3/4,000(GEN)12.2/4,000
(EUR)14.0/4,200(GEN)13.8/4,200
17.0/4,850 17.0/2,000 22.0/2,000
Compression Ratio 10.5 10.5 11.0 17.8 17.0
Gamma 1.4 MPI Engine 3
Items Gamma 1.4 (UB)
General
Displacement ( ㏄ ) 1,396
Bore×Stroke ( ㎜ ) 77 x 75
Compression Ratio 10.5
Cylinder Block/Head Aluminum/ Aluminum
CAM Type Single CVVT
Valve System 16 Valve MLA
Ignition System Stick Coil type
Intake System ETC
Fuel System
Injector: EV6 Short (4-Hole 2-Spray),
Flow rate: 137g/min, Spray angle: 15˚
Fuel Rail: SUS PIPE
Oil Capacity (ℓ) 3.3(With Oil Filter)
Specification (UB)
Gamma 1.4 MPI Engine 4
Technical features
Gamma 1.4 MPI Engine 5
Serpentine belt
Effects of main features
MLA (Shimless type)CVVTTiming chain
WeightPerformance NVH Durability
Effect
●●
●●●
●
●●
●●●
●
●
●
Emission
●
●
●
●
Item
Al cylinder block
Reverse In/Ex Mani
CVVT
Solid Tappet
Timing Chain
Serpentine belt
SUS Ex/Mani
Ladder Frame
Offset crank
● ●ETC
ETC
Gamma 1.4 MPI Engine 6
Input and output
ETC MAP Injector CMP
ECTSKnock sensor
O2 SensorBinary / Binary S-CVVT
CKPPCSV Fuel pump
Canister
IG Coil
PCM
Gamma 1.4 MPI Engine 7
ETC (Electric Throttle Control) system
System layout
• 2 TPS sensors integrated• Mechanical default position
: 5˚ from fully closed position
13˚ from vertical axis
Position sensor
Motor Drive
Position Feedback (TPS1,2)
PCMAPS1,2 ETC
Driver’s intension
CAN
ESP unit
Torque reduction request
• Throttle valve control• Idle speed control• TCS control• Cruise Control
13 ˚
Potentiometer
0
50
100
0 50 100
Vo
ltag
e d
ivis
ion
rati
o(%
) .
105
10
90
α˚
10.5
50
50
TP1
TP2
Gamma 1.4 MPI Engine 8
CVVT system
Full RetardFull Advance
Intake ValveExhaust Valve
Duration : 236˚Duration : 223˚
TDC
BDC
ATDC 3˚
BBDC 40˚
TDC
BDC
ATDC 10˚
ABDC 66˚
TDC
BDC
BTDC 40˚
ABDC 16˚
EX
BDC TDC BDC
IgnitionIN
V/L
ift
C/Angle
EX
BDC TDC BDC
IgnitionIN
V/L
ift
C/AngleC/Angle
EX
BDC TDC BDC
IgnitionINV
/Lift