Genuine Briggs & Stratton OEM replacement primer bulb, part number 694395. Fits a wide range of Quantum and Classic series single-cylinder engines equipped with a primed carburettor. The primer bulb draws fuel into the carburettor bowl before starting, making cold starts significantly easier. Replace when the bulb is cracked, hardened, collapsed, or no longer returns to shape after pressing.

Key Features

• Genuine OEM part — manufactured to Briggs & Stratton specifications
• Ensures correct fuel priming for reliable cold starts
• Direct drop-in replacement — no modification required
• Resistant to fuel and oil degradation
• Restores original starting performance when the original bulb has hardened or cracked
• Suitable for routine maintenance or carburettor rebuild

When to Replace

• Bulb is cracked, split, or has visible holes
• Bulb feels hard or brittle and does not spring back after pressing
• Engine is difficult to start despite correct choke and fuel level
• Fuel leaks from the primer area

Replaces OEM Part Number

• Briggs & Stratton: 694395

Compatibility

Fits Briggs & Stratton Quantum and Classic series carburettor-equipped engines. Use your engine's Model, Type, and Code numbers (found on the engine shroud) to confirm fitment before ordering.

Specifications

• OEM Part Number: 694395
• Part Type: Primer Bulb
• Brand: Briggs & Stratton (Genuine)
• Condition: New

Genuine Briggs & Stratton part. Always verify fitment using your engine Model, Type, and Code before ordering.