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Alpha One�...
Trim Cylin...

Trim Cylinder Components: R/MR/ Alpha I (1983-1991) Parts

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Locknut 7/16-20 — Locknut 7/16-20 $1.95

3/8-24 Nylock S/S — 3/8-24 Nylock S/S $2.02

Hose & Hardware Kit (For Alpha I 15-9/16" Cylinder) — Hose & Hardware Kit (For Alpha I 15-9/16" Cylinder) $170.00

Housing (For Alpha I Stbd. 15-9/16 " Casting #98704 1) — Housing (For Alpha I Stbd. 15-9/16 " Casting #98704 1) $80.00

Housing (For Alpha I Port 15-9/16 " Casting #98703 1) — Housing (For Alpha I Port 15-9/16 " Casting #98703 1) $80.00

Hose (For Alpha I, Gen II & Bravo Cylinders) — Hose (For Alpha I, Gen II & Bravo Cylinders) $33.69

Port Hose (For Alpha One 15-9/16" & Bravo) — Port Hose (For Alpha One 15-9/16" & Bravo) $45.54

Starboard Hose (For Alpha I 15-9/16" & Bravo) — Starboard Hose (For Alpha I 15-9/16" & Bravo) $45.54

Bushing (For Alpha I) — Bushing (For Alpha I) $3.66

End Cap (For Alpha I, Gen II and Bravo) — End Cap (For Alpha I, Gen II and Bravo) $46.80

Pin, Front — Pin, Front $20.64

Screw — Screw $0.98

Plate — Plate $4.16

Washer (7/16 I.D.) — Washer (7/16 I.D.) $1.67

Washer (5/8" I.D.) — Washer (5/8" I.D.) $1.89

Pin, Rear — Pin, Rear $20.64

Cap — Cap $1.56

Seal Kit (For Alpha I, Gen II and Bravo Cylinders) — Seal Kit (For Alpha I, Gen II and Bravo Cylinders) $50.00

Hose Kit (For Alpha I 15-9/16 & Bravo) — Hose Kit (For Alpha I 15-9/16 & Bravo) $105.00

Hardware Kit (For Alpha I) — Hardware Kit (For Alpha I) $75.00

Housing (For Alpha I Stbd. 16-3/16" Casting # 14034) — Housing (For Alpha I Stbd. 16-3/16" Casting # 14034) $80.00

Housing (For Alpha I Port 16-3/16" Casting #14035) — Housing (For Alpha I Port 16-3/16" Casting #14035) $80.00

Starboard Hose (For Alpha I 16-3/16" & Gen II) — Starboard Hose (For Alpha I 16-3/16" & Gen II) $45.54

Connector — Connector $55.82

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©Copyright 2025. Sterndrive Engineering Inc. All Rights Reserved.

The three year fault-free warranty covers any damage to the drive that requires it to be repaired or replaced including failures resulting from lack of oil, fishing line, impact, neglect, and other abuse. Sterndrive Engineering, Inc. (SEI) manufactures a stern drive designed to replace Mercury Marine's MerCruiser®, Alpha One®, R, MR, Gen II and Bravo One® stern drives. MerCruiser®, Alpha One®, Gen II, R, MR and Bravo One® are trademarks of the Brunswick Corporation. SEI has no affiliation with the Brunswick Corporation. Consequently, any warranties governing products manufactured and/or sold by Brunswick Corporation will not apply to products manufactured and/or sold by SEI, or to products damaged due to the operation of an SEI product. Sterndrive Engineering, Inc. is not affiliated with Mercury®; Yamaha®; OMC® or their products. All reference to their trademarks and trade names are the property of the respective owners.