Sierra 18-5888 Shift Mod Kit OMC /Cobra 987738
Sierra 18-5888 Shift Mod Kit OMC /Cobra 987738 — Product description
Boat owners familiar with OMC Cobra sterndrives know the frustration of sluggish shifts or erratic engagement that can disrupt a smooth day on the water. The Sierra 18-5888 Shift Mod Kit steps in as a reliable upgrade, designed specifically to refine the shifting action in these classic outboard systems. Cross-compatible with OMC part 987738, this kit addresses common wear points, delivering crisper, more precise control without the need for a full overhaul.
Key Features That Enhance Performance
- Durable Components: Precision-engineered parts built to withstand the corrosive marine environment, including saltwater exposure.
- Easy Integration: Direct replacement design minimizes downtime, fitting seamlessly into existing OMC Cobra setups.
- Optimized Geometry: Modified linkage reduces play and binding, promoting smoother transitions between forward, neutral, and reverse.
- High-Quality Materials: Stainless steel and reinforced polymers ensure longevity and resistance to fatigue from repeated use.
Real-World Benefits for Boaters
Imagine docking with confidence, knowing your shift responds instantly to throttle input. This kit eliminates the vague feel that plagues aging sterndrives, reducing the risk of missed shifts during critical maneuvers. Trailered boats benefit too—fewer adjustments mean less hassle at the ramp. Regular use in freshwater or brackish conditions shows marked improvements in overall drivetrain responsiveness, potentially extending the life of clutches and cables downstream.
From weekend cruisers to fishing enthusiasts, users report fewer maintenance calls and more reliable performance. It's not just a fix; it's an investment in hassle-free boating that pays off season after season.
Perfect Fit for OMC Cobra Systems
Engineered for OMC Stringer and Cobra sterndrives across popular model years, this kit aligns with OEM specifications for 987738. Verify your setup against common applications like 3.0L and 4.3L engines to ensure a match. It's a go-to for restorers breathing new life into vintage hulls or mechanics tackling fleet maintenance.
Pro Tips for Straightforward Installation
Prep your workspace with basic tools: wrenches, pliers, and marine grease. Disconnect the battery first for safety. Access the shift linkage by removing the upper shift cover—inspect cables and pivots for wear while you're in there. Lubricate new components generously to prevent initial binding. Test in neutral waters before full-throttle runs. Most installs wrap up in under two hours, but patience with alignment yields the best results.
Pro Tip: Pair with fresh shift cable lube for optimal feel. Always bleed air from the system post-install.
Long-Term Maintenance for Peak Shifting
Extend the kit's lifespan with seasonal checks: Inspect for corrosion, especially in pivot points, and re-lube hydraulic lines. Avoid forcing shifts under load to prevent accelerated wear. In high-use scenarios, like charter operations, annual disassembly reveals early issues. Clean with freshwater after saltwater runs to maintain smooth operation.
Why Trust Sierra for Marine Upgrades
Sierra stands out in the aftermarket world for mirroring OEM quality at a fraction of the wait time. Backed by rigorous testing, these parts undergo vibration and corrosion simulations mimicking real-world boating. Boaters choose Sierra for the balance of affordability and reliability—no compromises on safety or performance.
Frequently Asked Questions
What does the Sierra 18-5888 Shift Mod Kit fix in OMC Cobra sterndrives?
It resolves issues like sloppy shifts, hesitation, and linkage binding common in older OMC Cobra systems, providing precise control.
Is the Sierra 18-5888 compatible with OEM part 987738?
Yes, it's a direct cross-reference, designed as a drop-in replacement for OMC 987738 in compatible sterndrives.
Do I need special tools to install this shift mod kit?
Basic hand tools suffice—wrenches, pliers, and screwdrivers. No specialized equipment required for most installs.
How often should I maintain the shift mod kit after installation?
Check seasonally: lubricate pivots and inspect for wear. More frequent in saltwater use.
Will this kit improve shifting in both freshwater and saltwater boats?
Absolutely, its corrosion-resistant materials handle both environments, enhancing performance across the board.
Can this kit be used on non-OMC sterndrives?
It's optimized for OMC Cobra and Stringer models. Check your engine specs for exact fitment.
Does installing the kit require draining the lower unit?
No, it focuses on the upper shift linkage, keeping hydraulic work minimal.
SKU: NVN-4002859
MPN: 18-5888
UPC: 808282125516
Technical specifications
| Brand | Sierra Engine Parts |
| Model | Sierra 18-5888 Shift Mod Kit OMC /Cobra 987738 |
| SKU / MFR# | 4002859 |
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