BRP 2995 Johnson - Powerhead

POWERHEAD
POWERHEAD
TABLE OF CONTENTS
SPECiFiCATIONS ................ . ................................................. 128
TEST PROCEDURES ............................................................... 132
COMPRESSION TESTING .....•...••......•.....• • .•.......•........................ 132
OIL PRESSURE TEST ..•...............................••.............. ............ 133
REMOVAL AND
INSTALLATION ...................................................... 134
REMOVAL ...........•.................................................. ........ 134
INSTALLATION •••..•.••......................................•....•...... ...•..• 137
FINAL ASSEMBLY CHECKS ............•................................... •...•.... 139
CYLINDER HEAD
ASSEMBLY ............................................. ... ........ 140
REMOVAL ....•.•.......•.•..•••.......•••.••.......•• •.. . •.. ................... 140
DISASSEMBLY ..••....•...•...•.•..........•....••.•..•.......................... 140
CLEANING/INSPECTION ....•...............•.••........•• .... ........•••........... 142
ASSEMBLY ....••...•.•..............................•......••.............. .... 148
INSTALLATION .....................•.•.........•................ ... ...... ....... 152
CYLINDER/CRANKCASE/PISTON ASSEMBLY ........................................ .. 153
DISASSEMBLY ••..••••..•...••.•••.....•....••.. •• ..••.•....•.................... 153
CLEANING/INSPECTION ..... . ..•.•...•......•.... .. . • ..•..•..........•............. 155
REASSEMBLY .•..••..•.•..•.•.• •....• .••.•... . .•.•....•......................... 164
COOLING SYSTEM ................................................................. 170
OPERATION ............................................................ ........ 170
THERMOSTAT SERVICE .......•.......••.............................• ... .......... 170
COOLING SYSTEM DIAGRAM ..............................•.•..•.......•............ 171
ENGINE LUBRICATION SySTEM ............................ ......... ... .... .......... 172
ENGINE OIL LUBRICATION CHART .•........•.••.•.•.•................... ............. 172
OIL PASSAGE LOCATION .•...•..•.•.•......•.••......•........................... .. 173
NOTES ........................... .. .................... .... ...................... 174
127