Marine Power 4.3 VORTEC MPI User Manual

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Table of Contents
Section 1: introduction
ProPosition 65..............................................................1
safety Warnings .........................................................1
rePlacement Parts........................................................1
safe Boating ................................................................2
Warranty ................................................................ 2-5
Section 2: Safe Boating
carBon monoxide exPosure ...........................................6
Section 3: engine identification
engine tyPe ..................................................................7
model sPecifications .....................................................8
Section 4: electronic Sequential fuel injection
information ....................................................................9
Section 5: engine alarmS and inStrumentation
digital alarms ...........................................................10
instrumentation .........................................................11
Section 6: SSVec fuSe and relay encloSure ....... 12-15
Section 7: PrecautionS
oil level ....................................................................16
Hydrolock ..................................................................16
Section 8: engine oPerating inStructionS
gasoline requirements ................................................17
oil requirements ........................................................17
starting engine efi ....................................................17
engine Break-in/25 Hour insPection ...................... 17-18
Section 9: Winterization
4.3/5.7l raW Water cooled engines ..........................19
full closed cooled engines .........................................20
Half closed cooled engines .................................. 21-22
full closed inBoard Jet engines ..................................23
Section 10: engine maintenance
scHeduled maintenance By oWner ...............................24
scHeduled maintenance By qualified tecHnician ...........25
crankcase oil cHange ................................................26
oil filters ..................................................................27
flame arrestor ..........................................................28
g-force fuel system ..................................................28
Battery caBles ...........................................................29
multiPle engine Battery Precautions - efi ...................29
alternator Belt tension ..............................................29
sea Water PumP imPeller rePlacement ........................29
closed cooling system ...............................................30
filling closed cooling system ............................... 30-31
Section 11: engine diagnoSticS and codeS............ 32-34
Section 12: trouBle Shooting
engine Will not turn over ........................................35
engine cranks But Will not start .............................35
engine runs Poorly at HigH rPm ................................36
HigH sPeed miss .........................................................36
fuel system - ricH ......................................................37
fuel system - lean .....................................................37
Poor fuel economy .....................................................37
engine starts and stoPs .............................................38
oil Pressure - loW .....................................................38
oil Pressure - HigH .....................................................38
excessive oil consumPtion ..........................................39
engine overHeating .....................................................39
Water in engine cylinder or Base ...............................40
Section 13: inStallation inStructionS
engine comPartment ...................................................41
engine mounting ........................................................41
engine rotation ..........................................................41
engine Bed .................................................................41
cooling system .................................................... 41-42
emission-related installation instructions ...................42
exHaust PiPing ............................................................42
electrical connection .................................................43
Batteries ....................................................................43
dual engines..............................................................43
Battery isolators........................................................43
engine Battery sPecifications ......................................44
Battery caBle lengtH requirements .............................44
sPecial fuel instructions for 6.2 550 HP engines ........44
lsa airBoat installation ............................................45
adaPter Harness ........................................................46
Heater connections ....................................................47
Prestart cHecklist ......................................................48
Warranty regiStration tranSfer ................................49
SerVice log ............................................................. 50-52

Marine Power 4.3 VORTEC MPI Specifications

General

Brand	Marine Power
Model	4.3 VORTEC MPI
Category	Engine
Language	English