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Description
Transom Seal Boot 22-Hole – Fits OMC Stringer 1978–1986 (Replaces OMC 909527)Transom Seal Boot 22 Hole Fits OMC Stringer 19781986 (Replaces OMC 909527) This transom seal boot is designed for OMC Stringer Sterndrive units manufactured between 1978 and 1986. It provides a secure, watertight seal where the sterndrive unit connects to the boat's transom, preventing water intrusion into the bilge. This component is a direct replacement for OMC part 909527 0909527 and several other aftermarket part numbers, ensuring broad
Transom Seal Boot 22-Hole – Fits OMC Stringer 1978–1986 (Replaces OMC 909527)
This transom seal boot is designed for OMC Stringer Sterndrive units manufactured between 1978 and 1986. It provides a secure, watertight seal where the sterndrive unit connects to the boat's transom, preventing water intrusion into the bilge.
This component is a direct replacement for OMC part 909527 / 0909527 and several other aftermarket part numbers, ensuring broad compatibility for the specified models.
- Prevents water intrusion at the sterndrive-transom connection point.
- Engineered with a 22-hole bolt pattern for a precise fit on applicable transom plates.
- Made from durable marine-grade rubber to resist saltwater, oil, and UV damage.
Part Number Cross-Reference
Use this table to confirm equivalent part numbers across OEM and aftermarket brands.
| Brand | Part Number |
|---|---|
| OMC | 909527 / 0909527 |
| Sierra | 18-2768 |
| Mallory | 9-72812 |
| GLM | 86710 |
| EMP | 26-08671 |
| BJKIEW | 106 |
| MTC | 50038 |
Compatible Engine Models
Confirm your engine model/year in the table below.
| Brand | Model | Years | OEM Part No. | Notes |
|---|---|---|---|---|
| OMC | Stringer Sterndrive | 1978–1986 | 909527/0909527 | 22-hole version |
Technical Specifications
| Specification | Value |
|---|---|
| Product Type | Transom Seal Boot |
| Installation | Bolted to transom plate, 22 bolt holes |
| Material | Rubber |
| Color | Black |
| Configuration | 22 bolt holes |
| Warranty | 90 days (Jetunit brand) |
| Application | OMC Stringer Sterndrive units 1978-1986 |
Package Contents
- 1 x Transom Seal Boot (Replaces OMC 909527)
Installation Guide
- Disconnect the vessel's battery before beginning work.
- Carefully detach the sterndrive unit from the transom assembly according to the manufacturer's service manual.
- Unbolt and remove the old transom seal boot from the transom plate.
- Thoroughly clean the mounting surface on the plate, removing all old sealant, corrosion, and debris.
- Apply a marine-grade sealant suitable for below-the-waterline applications to the mounting surface or the new boot.
- Carefully position the new 22-hole seal boot, ensuring all bolt holes are perfectly aligned.
- Install the bolts and tighten them progressively in a crisscross pattern to ensure even pressure and a watertight seal.
- Reinstall the sterndrive unit to the transom assembly.
- After launching the vessel, immediately check for any signs of water leakage around the new seal.
Troubleshooting & FAQ
Q: How do I confirm this boot fits my sterndrive?
A: This transom seal boot is specifically designed for OMC Stringer Sterndrive units from 1978–1986 that use a 22-hole boot. Please verify your model and year, and count the bolt holes on your existing boot or transom plate. It directly replaces OEM part number 909527 / 0909527.
Q: What are the signs that my transom seal boot needs to be replaced?
A: Common signs of a failing boot include visible cracks, perishing or brittle rubber, deformation, or any water leaking into the bilge from the area where the sterndrive passes through the transom.
Q: Is this rubber material resistant to saltwater and UV damage?
A: Yes, it is made from a high-grade rubber compound formulated for marine environments, offering robust resistance to saltwater, oil, and UV degradation. Regular inspection as part of annual maintenance is still recommended.
Q: OEM vs. Aftermarket?
A: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.
Q: How fast do you ship and how much does it cost?
A: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.
Q: What is your warranty and return policy?
A: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused & in original condition); please see our policy page or reach out for instructions.
Important Notes
- Verify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.
- This product is an aftermarket replacement part and is not an OEM component.
- Professional installation is recommended to ensure safety and optimal performance.
Why Choose JLM MARINE?
- Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
- Fast Global Shipping: Free delivery worldwide in 5–15 days.
- Direct from Manufacturer: Competitive pricing without compromising quality.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy