3819030 Volvo Bracket | Genuine Used Part

🔧 Product Description

Genuine Volvo Penta Serpentine-Belt and Alternator Mounting Bracket - Part Number: 3819030

A genuine used Volvo Penta front accessory-drive bracket for selected GM-based 4.3L V6, 5.0L V8 and 5.7L V8 petrol marine engines.

The bracket forms the structural mounting base for components in the serpentine-belt and alternator assembly. Volvo Penta diagrams position 3819030 alongside alternator 3884950, idler pulley 3861009, belt-tensioner components and the associated mounting hardware.

⚙️ Key Features

• Genuine Volvo Penta accessory-drive bracket
• Correct Volvo reference 3819030
• Used in the serpentine-belt and alternator system
• Supports correct pulley and alternator alignment
• Heavy cast or fabricated marine-engine mounting component

🚤 Compatibility

Commonly used on

• Volvo Penta GM-based petrol sterndrive engines
• Volvo Penta inboard and Ocean Series petrol packages
• Serpentine-belt accessory-drive systems

Typically suits selected

• Volvo Penta 4.3GL-G and 4.3GL-GF
• Volvo Penta 4.3GXi-F, FF, G and GF
• Volvo Penta 4.3OSi-F, FF, G and GF
• Volvo Penta 5.0GL-H and HF
• Volvo Penta 5.0GXi-F, FF, G and GF
• Volvo Penta 5.0OSi-F, FF, G and GF
• Volvo Penta 5.7Gi-F, FF, G and GF
• Volvo Penta 5.7GXi-G, GF, H and HF
• Volvo Penta 5.7OSi-E, EF, G and GF
• Volvo Penta 5.7OSXi-E, EF, G and GF
• Engine Type: GM-based V6 or V8 petrol marine engine
• Displacement Range: 4.3L - 5.7L
• Year Range: Model and serial-number controlled

🔌 Function

The bracket provides a rigid mounting platform for the alternator and related accessory-drive hardware. Correct bracket alignment keeps the serpentine belt running squarely across the crankshaft, alternator, idler and tensioner pulleys.

⚠️ Common Signs of Failure

• Bracket is cracked or distorted
• Alternator cannot be aligned correctly
• Serpentine belt repeatedly tracks off-centre
• Mounting holes or threads are damaged
• Belt squeals despite correct tension
• Bracket moves under accessory load
• Pulley alignment changes with engine speed
• Corrosion weakens the mounting bosses

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 3819030 current documented Volvo Penta bracket reference
• No verified Volvo Penta supersession located

OEM / Related Numbers

• 3819030
• Alternator: 3884950
• Idler pulley: 3861009
• Bracket bushing: 3863175
• Mounting flange screw: 3841928
• Alternator flange nut: 945408
• Accessory-drive washer: 3852520
• Accessory-drive flange screw: 947790

Aftermarket / Verified Equivalents

• MOPA Motorparts: replacement bracket suitable for Volvo Penta 3819030
• OEM-quality replacement brackets marketed under comparison number 3819030
• No widely catalogued Sierra, Mallory or GLM equivalent

📦 Condition

• Genuine used part
• Removed from running engine where applicable
• In good working condition unless otherwise stated