815954A7 182423 Trim Ram Cylinder Starboard for MerCruiser Alpha I Gen II

Product Overview

This starboard-side trim ram cylinder is designed to operate the power trim and tilt system on MerCruiser Alpha I Gen II outdrives. It provides the hydraulic force needed to adjust the drive angle for optimal performance and shallow-water operation. Boat owners and marine technicians will find this direct-fit replacement restores factory trim function without modifications.

Key Features & Performance

• Direct replacement for MerCruiser Alpha I Gen II starboard side trim cylinders
• Precision-engineered to factory specifications for reliable hydraulic pressure
• Includes fully assembled cylinder, bleed screw, and mounting hardware
• Corrosion-resistant construction suitable for fresh and saltwater environments
• Restores smooth, consistent trim up and down operation

Fitment & Compatibility

• MerCruiser Alpha I Gen II (1986-1996) sterndrive models
• Compatible with engines: 3.0L, 4.3L, 5.0L, 5.7L using Alpha I Gen II drives

Common Uses

• Replacing worn or leaking trim rams on MerCruiser Alpha I Gen II outdrives
• Restoring power trim function for boat launch, planing, and shallow water operation
• Marine maintenance and repair for sterndrive hydraulic systems

Technical Specifications

• Part Number(s): 815954A7, 18-2423
• Position: Starboard (right side)
• Type: Hydraulic trim cylinder assembly

Frequently Asked Questions

Q: Is this the starboard or port side cylinder? A: This is the starboard (right) side trim ram for MerCruiser Alpha I Gen II drives. The port side is sold separately.

Q: Does this include the hydraulic hoses? A: No, hoses are not included. The cylinder assembly comes with the ram, bleeder valve, and mounting bolts.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.