Mercury Quicksilver Parts Guide

HYDRAULIC HELM - BASIC SYSTEM 8M0050098 This hydraulic helm is a std 20 CC / 1.2 Cu Inch helm with compression style fittings. It is used with the 8M0054993 Basic cylinder. The shaft is anodized steel with a composite tank. The pressure relief is 1000 PSI for high torque applicactions for improved performance. (5.2 Lock to lock wheel turns). Single engine 75 ‑ 150 HP ( includes new 150 HP 4 Stroke) HYDRAULIC HELM - BASIC SYSTEM 8M0050099 This hydraulic helm is a Tilt 20 CC / 1.2 Cu Inch helm with compression style fittings. It is used with the 8M0054993 Basic cylinder. The shaft is anodized steel with a composite tank. The pressure relief is 1000 PSI for high torque applicactions for improved performance. (5.2 Lock to lock wheel turns). Single engine 75 ‑ 150 HP OB (Includes new 150 HP 4 stroke) CYLINDER WITH COMPRESSION STYLE FITTINGS 8M0050097 Heavy Duty Hydraulic standard cylinder that uses compression hoses 8M0053474 ‑ 8M005053491. This cylinder is tested to Mercury's rigid standards that include higher loads and cycle testing to 300,000 cycles. It includes machined, high strength fasteners, electro polished SS arm, and heavy duty triple seal cartridges for enhanced duribility and longevity 135 ‑ 300 HP OPTI Max Outboards and 4 Cylinder Verado (Hydraulic only) Use on single, dual and triple installations CYLINDER WITH COMPRESSION STYLE FITTINGS- PORT 8M0056145 Heavy Duty Hydraulic cylinder counter rotation that uses compression hoses 8M0053474 ‑ 8M005053491. This cylinder is tested to Mercury's rigid standards that include higher loads and cycle testing to 300,000 cycles. It includes machined, high strength fasteners, electro polished SS arm, and heavy duty triple seal cartridges for enhanced duribility and longevity 135 ‑ 300 HP OPTI Max Outboards and 4 Cylinder Verado (Hydraulic only) Use on dual and triple installations (Counter rotation ) HYDRAULIC HELM PUMP -Q/S 64-891665Q01 Front Mount 1.5 cu in displacement. Approximately 5 turns lock to lock on singles and 10 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 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 64-891665Q04 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 64-891665Q05 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 STEERING 228 QUICKSILVER® RIGGING