Mercury Mariner Outboards 2.2 / 2.5 / 3.0 Service Shop Manual, Page 7Get this manual
Powerhead Flywheel Nut 30 lb ft(4.1 Nm) Crankcase Cover to Cylinder Block Bolts 50 lb in (6 m) Cylinder Head Bolts 85 lbft(10 Nm) Spark Plug 20 lbft(2.7 Nm)
STANDARD BOLTS and NUTS A
aAnti-Ventilati PlateRecomm ended Boat Tran so Height15 in(381 mm )
1m- 2m (30mm50mm )
M5 M6 M8 M10 M12
Torque Specification lbinlbftNm
8mm 10mm 12mm 14mm 17mm