Mercury Mariner Outboard 225 3 Litre Service Manual 1994, Page 178Get this manual
7 Position adaptor plate on top of housing
13Install ground strap onto port lower mount boltNOTE: Apply Perfect Seal along length of lower mount bolts
8Secure adaptor plate to drive shaft with boltsTorque bolts to 25 lbft(33.9 Nm)
14Insert mounting bolt thru the short end of each
lower mount
15Position mount on each lower side of drive shaft
housing16Install flat washer over each tower mounting bolt
17Start upper mounting bolts in upper mounts and align
lower mounting bolts with holes in swivel pin yokeSlide drive shaft housing up against yoke and bumper
18Secure upper mounts to steering arm with flat washers and self-locking nutsTorque nuts to 50 lbft
(67.8 Nm)19Install ground strap between port lower mount bolt and swivel bracket