Volvo Penta Hi-Rise Exhaust Elbow 3862627

Volvo Penta 3862627 – Hi-Rise Exhaust Elbow

• Part Number: 3862627
• Brand: Volvo Penta (OEM Genuine)
• Official Product Type: Hi-Rise Exhaust Elbow / Riser
• Supersedes: 3862887, 3862904 (Volvo Penta); 3860790 (OMC)
• Aftermarket Cross-Reference: GLM 51337, MAR627
• System: Exhaust / Cooling
• Height / Dimension: 11.3 in. (28.7 cm) hi-rise configuration
• Weight: Approx. 2.5 lb

The 3862627 is a genuine OEM hi-rise exhaust elbow used on selected Volvo Penta gasoline marine engines equipped with center-rise exhaust manifolds. It raises and redirects the exhaust outlet above the manifold while routing raw cooling water into the exhaust stream before overboard discharge — protecting the engine from water intrusion and managing exhaust heat.

Compatible Applications

• Volvo Penta 4.3L V6 – center-rise manifold applications
• Volvo Penta 5.0L V8 – center-rise manifold applications
• Volvo Penta 5.7L V8 – center-rise manifold applications
• Selected Volvo Penta 8.1L V8 installations (verify by serial number)

Serial Number Notice: Volvo Penta used both standard-height and hi-rise elbows in otherwise identical exhaust systems. Confirm riser height, manifold configuration, and engine serial number before ordering. Refer to the Volvo Penta parts diagram for your engine model.

When to Replace

Replace this elbow when you observe internal corrosion, restricted or blocked cooling water passages, external cracking, exhaust gas leakage at the manifold joint, or any sign of water moving toward the exhaust manifold. Marine exhaust elbows are exposed to both high exhaust temperatures and raw water simultaneously — routine inspection at each season is recommended.

Service Interval

Inspect annually or every 100 hours. Replace proactively if the elbow shows corrosion pitting, reduced water flow, or is more than 3–5 seasons old — whichever comes first. Ignoring a deteriorating elbow is one of the most common causes of hydrolocked marine engines.

Associated Service Parts

• Volvo Penta Gasket Kit 3863191 – Exhaust elbow gasket (required at installation)
• Mounting Screws 3852830 – Elbow mounting hardware

Kit Contents

Exhaust elbow only. Gasket, mounting screws, and drain plugs are sold separately (see associated service parts above).

Installation Notes

Before installing, inspect the exhaust manifold mating surface for corrosion and verify all cooling passages are clear. Replace the gasket and inspect mounting screws at every elbow service. Do not reuse the old gasket.

Technical FAQ

Q: What is the difference between a standard-height and hi-rise elbow?
A: The 3862627 is the 11.3-inch tall hi-rise version. Standard-height elbows are shorter and used on different manifold configurations. Using the wrong height can leave the exhaust outlet too close to the waterline, increasing flood-back risk.

Q: Can I use an aftermarket elbow?
A: Aftermarket options (GLM 51337, MAR627) are cross-referenced to this part. OEM is recommended for fit and longevity in raw-water cooling systems.

Q: Do I need a new gasket when replacing the elbow?
A: Yes. Always install a new gasket kit 3863191 when replacing the elbow. Reusing the old gasket risks exhaust or water leaks.

Parts Desk Insights

Best Use Case: This is the go-to elbow for customers upgrading from a failed or corroded unit on 4.3L V6 and 5.0L/5.7L V8 Volvo Penta applications with center-rise manifolds. It is the most commonly referenced hi-rise elbow in the Volvo Penta V6/small-block V8 lineup from the mid-1990s onward.

Common Issues: Customers occasionally order this part when their engine actually uses the standard-height elbow — always verify the existing riser height and confirm against the parts diagram. Internal passage blockage from corrosion is also frequently reported on high-hour engines; if the old elbow shows restriction, inspect the manifold passages before installing the replacement.