Page 271 - OEM RIGGING AND ACCESSORIES GUIDE (2021) - 8M0174477

STEERING

JPO BULKHEAD PLATE - FITTINGS NOT INCLUDED 64-891665Q05 379.63
Front Mount 2.4 cu in displacement. Approximately 3 turns lock to lock on
singles
and 6.5 on dual cylinders
Compact design
Built‑in valve for positive rudder lock
Integral relief valve for over pressure protection
Hydraulic Steering for Verado 135 to 200‑4 stroke engines
Also can be used on OptiMax with Mercury hydraulic cylinder and hoses
HYDRAULIC HELM PUMP -Q/S-TILT

8M0146247 319.49
Improved bulkhead plate with threaded passage for multiple hose
installations.
Joystick, multiple Hose Installations.

HYDRAULIC STEERING- MERCURY/QS

Hydraulic steering that is used on Verado 135‑175 engines as well as 64-891666Q05 390.15
the V6 OptiMax engines. These systems use the same hoses and Front Mount 1.5 cu in displacement. Approximately 5 turns lock to lock for
cylinders as Verado Power Steering for common applications. Also singles
includes Mercury's current hydraulic systems (1000 PSI) and the and 10 on dual cylinders
Compact design
Platinum Hydraulic systems for boats that exceed 60 MPH (1500 PSI). Tilt Range of 48 Deg and 5 locking positions
(Cylinders used in this applicauions are 898349A01 and 898349A04) Built‑in valve for positive rudder lock
Integral relief valve for over pressure protection
HYDRAULIC HELM PUMP -Q/S Hydraulic Steering for Verado 135 to 175‑4 stroke engines
Also can be used on OptiMax with Mercury hydraulic cylinder and hoses. Also can
be used on OptiMax with Mercury hydraulic cylinder and hoses Also can be used
on 75‑115 4 stroke and 1.5L opti 75‑115 HP
HYDRAULIC HELM PUMP -Q/S-TILT

64-891665Q01 358.92
Front Mount 1.5 cu in displacement. Approximately 5 turns lock to lock on
singles
and 10 on dual cylinders 64-891666Q03 401.80
Compact design
STEERING Built‑in valve for positive rudder lock Front Mount 2.0 cu in displacement. Approximately 4 turns lock to lock on
Integral relief valve for over pressure protection
singles
Hydraulic Steering for Verado 135 to 175‑4 stroke engines
and 8 on dual cylinders
Also can be used on OptiMax with Mercury hydraulic cylinder and hoses. Also can
be used on OptiMax with Mercury hydraulic cylinder and hoses Also can be used Compact design
Tilt Range of 48 Deg and 5 locking positions
on 75‑115 4 stroke and 1.5L opti 75‑115 HP Built‑in valve for positive rudder lock
HYDRAULIC HELM PUMP -Q/S Integral relief valve for over pressure protection
Hydraulic Steering for Verado 135 to 200‑4 stroke engines
Also can be used on OptiMax with Mercury hydraulic cylinder and hoses
64-891666Q04 413.44
Front Mount 2.4 cu in displacement. Approximately 3 turns lock to lock on
singles
and 6.5 on dual cylinders
Compact design
Tilt Range of 48 Deg and 5 locking positions
Built‑in valve for positive rudder lock
Integral relief valve for over pressure protection
Hydraulic Steering for Verado 135 to 200‑4 stroke engines
Also can be used on OptiMax with Mercury hydraulic cylinder and hoses
64-891665Q04 373.88
Front Mount 2.0 cu in displacement. Approximately 4 turns lock to lock on
singles
and 8 on dual cylinders
Compact design
Built‑in valve for positive rudder lock
Integral relief valve for over pressure protection
Hydraulic Steering for Verado 135 to 200‑4 stroke engines
Also can be used on OptiMax with Mercury hydraulic cylinder and hoses

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