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Description
Upper Exhaust Bellow – Fits MerCruiser V6/V8 Marine Engines (Replaces 32-44348T, 32-44348001)Upper Exhaust Bellow Fits MerCruiser V6 V8 Marine Engines (Replaces 32 44348T, 32 44348001) This upper exhaust bellow connects the riser to the elbow on MerCruiser V6 and V8 engines equipped with center mounted risers. It is specifically designed for systems with a 4 inch inside diameter exhaust. Engine compatibility includes a wide range of MerCruiser models, such as the 4. 3L, 5. 0L, 5. 7L, 6. 2L, 7. 4L, and 8. 2L, covering various years. This part
Upper Exhaust Bellow – Fits MerCruiser V6/V8 Marine Engines (Replaces 32-44348T, 32-44348001)
This upper exhaust bellow connects the riser to the elbow on MerCruiser V6 and V8 engines equipped with center-mounted risers. It is specifically designed for systems with a 4-inch inside diameter exhaust.
Engine compatibility includes a wide range of MerCruiser models, such as the 4.3L, 5.0L, 5.7L, 6.2L, 7.4L, and 8.2L, covering various years. This part is a direct replacement for MerCruiser numbers 32-44348T, 32-44348001, and 32-44348.
- Connects the riser to the elbow on center-mounted riser systems.
- Made from high-grade CR Rubber (Chloroprene) for durability.
- Includes two stainless steel hose clamps for a complete installation.
Part Number Cross-Reference
Use this table to confirm equivalent part numbers across OEM and aftermarket brands.
| Brand | Part Number |
|---|---|
| MerCruiser | 32-44348T |
| MerCruiser | 32-44348001 |
| MerCruiser | 32-44348 |
| Sierra | 18-2748 |
| GLM | 89120 |
| Mallory | 9-72805 |
Compatible Engine Models
Confirm your engine model/year in the table below.
MerCruiser V6 Engines
| Brand | Model | Rated HP | Stroke | Years | OEM Part No. | Notes |
|---|---|---|---|---|---|---|
| MerCruiser | 4.3L (GEN II) 2 BBL. GM | 4.3L | 4-Stroke | 1992-1993 | 32-44348T | Serial 0D714107-0F000877 |
| MerCruiser | 4.3LX GEN II 4 BBL. GM | 4.3L | 4-Stroke | 1992-1993 | 32-44348T | Serial 0D714370-0F001219 |
| MerCruiser | 4.3L (GEN +) | 4.3L | 4-Stroke | 1996-2001 | 32-44348T | 262 MAG (TBI) |
| MerCruiser | 4.3L EFI (GEN +) | 4.3L | 4-Stroke | 1996-2001 | 32-44348T | |
| MerCruiser | 4.3 LH (GEN +) | 4.3L | 4-Stroke | 1996-2001 | 32-44348T | |
| MerCruiser | 4.3LX (GEN +) | 4.3L | 4-Stroke | 1996-2001 | 32-44348T | |
| MerCruiser | GM 262 V6 | 4.3L | 4-Stroke | 1996-2001 | 32-44348T |
MerCruiser V8 Engines
| Brand | Model | Rated HP | Stroke | Years | OEM Part No. | Notes |
|---|---|---|---|---|---|---|
| MerCruiser | 200 2 BBL. GM | 5.0L | 4-Stroke | 1987 | 32-44348T | Serial 0B525982-0B774444 |
| MerCruiser | 230 4 BBL. GM | 5.0L | 4-Stroke | 1987 | 32-44348T | Serial 0B525982-0B773739 |
| MerCruiser | 260 GM | 5.0L | 4-Stroke | 1987 | 32-44348T | Serial 0B525982-0B773304 |
| MerCruiser | 350 MAG ALPHA GM | 5.7L | 4-Stroke | 1987-1995 | 32-44348T | Serial 0B525982-0F600999 |
| MerCruiser | 5.0L 2 BBL. GM | 5.0L | 4-Stroke | 1988-1995 | 32-44348T | Serial 0B774445-0F600999 |
| MerCruiser | 5.0LX 4 BBL. GM | 5.0L | 4-Stroke | 1988-1995 | 32-44348T | Serial 0B773740-0F600999 |
| MerCruiser | 5.7L GM | 5.7L | 4-Stroke | 1988-1995 | 32-44348T | Serial 0B525982-0F600999 |
| MerCruiser | 7.4L BRAVO GM 454 | 7.4L | 4-Stroke | 1988-1991 | 32-44348T | Serial 0B771113-0D603117 |
| MerCruiser | 350 MAG (SKI) GM | 5.7L | 4-Stroke | 1991-1996 | 32-44348T | Serial 0D505450-0K040399 |
| MerCruiser | 7.4L BRAVO GEN. V GM | 7.4L | 4-Stroke | 1992-1996 | 32-44348T | Serial 0D603118-0F800699 |
| MerCruiser | 454 MAG. BRAVO GEN. V GM | 7.4L | 4-Stroke | 1992-1993 | 32-44348T | Serial 0D805069-0F304999 |
| MerCruiser | D4.2L/220 IDI VM 254 | 4.2L | Diesel | 1994-1998 | 32-44348T | Serial 0D554732-0M999999 |
| MerCruiser | 5.0L MPI | 5.0L | 4-Stroke | 1996-2003 | 32-44348T | GM305 CID |
| MerCruiser | 5.7L | 5.7L | 4-Stroke | 1996-2003 | 32-44348T | 350 MAG, GM350 CID |
| MerCruiser | 5.7LX | 5.7L | 4-Stroke | 1996-2003 | 32-44348T | |
| MerCruiser | 6.2L MPI V8 | 6.2L | 4-Stroke | 1996-2003 | 32-44348T | |
| MerCruiser | 7.4L | 7.4L | 4-Stroke | 1996-2003 | 32-44348T | 330, 340MIE, 370TRS, 454 EFI |
| MerCruiser | 7.4LX | 7.4L | 4-Stroke | 1996-2003 | 32-44348T | GM454 CID V8 |
| MerCruiser | 8.2L | 8.2L | 4-Stroke | 1996-2003 | 32-44348T | 502 EFI, 502 MAG, GM502 CID |
Technical Specifications
| Specification | Value |
|---|---|
| Product Type | Upper Exhaust Bellow |
| Installation | Connects riser to elbow |
| Inside Diameter | 4 inches (101 mm) |
| Connection | Center-mounted risers with 4" exhaust systems |
| Material | CR Rubber (Chloroprene) |
| Dimensions | 4" ID (101 mm) |
| Hardware Included | Stainless steel hose clamps |
| Manufacturing Standards | ISO 9002 certified |
| Warranty | 1 Year (varies by retailer) |
Package Contents
- 1 x Upper Exhaust Bellow (Replaces 32-44348T / 32-44348001)
- 2 x Stainless Steel Hose Clamps
Installation Guide
- Safety First: Ensure the engine is completely cool and disconnect the battery before starting.
- Locate Bellow: Identify the upper exhaust bellow connecting the exhaust riser to the elbow.
- Remove Clamps: Loosen and remove the hose clamps at both ends of the old bellow.
- Remove Old Bellow: Carefully pry the old bellow off the riser and elbow. Clean the connection surfaces thoroughly.
- Install New Bellow: Slide the new bellow into place, ensuring it is seated correctly on both the riser and elbow.
- Secure Clamps: Position the new stainless steel clamps over the bellow and tighten them securely. Do not overtighten.
- Final Check: Reconnect the battery, start the engine, and check for any exhaust leaks around the new bellow.
Troubleshooting & FAQ
Q: How do I confirm this fits my engine?
A: The surest way is to match your engine's model and serial number to the ranges listed in the compatibility tables above. Also, verify your exhaust system has a 4-inch inside diameter at the connection point between the riser and elbow.
Q: What are the signs that my exhaust bellow needs replacement?
A: Common signs of failure include visible cracks, brittleness, or perishing of the rubber. You may also notice water leaks in the engine bay or an unusually loud exhaust sound, indicating a leak.
Q: How often should I replace the exhaust bellow?
A: It is recommended to inspect exhaust bellows annually for wear and tear. Replacement intervals depend on usage (freshwater vs. saltwater) and operating conditions, but they should be replaced immediately if any signs of damage are found.
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