694395 496115 4180 5085H 5085K Stens 120174 Primer Bulb for B&S 5 Pieces

This 5-Piece Primer Bulb Set is a replacement primer bulb compatible with Briggs & Stratton engines and matches OEM Part# 694395, 496115, 4180, 5085H, 5085K, and STENS 120-174.

Product Overview

This pack of five primer bulbs provides a reliable replacement for Briggs & Stratton small engines. Each primer bulb restores proper fuel priming function for easy starting. Ideal for lawn mowers, generators, and other outdoor power equipment using B&S engines.

Key Features & Performance

• Pack of 5 identical primer bulbs for multiple replacements or spares
• Direct replacement for OEM part numbers 694395, 496115, 4180, 5085H, 5085K, and STENS 120-174
• Constructed from flexible, fuel-resistant rubber for long service life
• Simple snap-in or press-fit installation (no special tools required)
• Restores easy priming and reliable engine starts

Common Uses

• Replacing worn or cracked primer bulbs on B&S lawn mowers
• Fixing hard-starting issues on generators and pressure washers
• Maintaining small engines on tillers, chippers, and log splitters

Technical Specifications

• Part Number(s): 694395, 496115, 4180, 5085H, 5085K, STENS 120-174
• Quantity: 5 pieces per pack
• Material: Fuel-resistant rubber

Frequently Asked Questions

Q: Are these primer bulbs universal? A: These bulbs are specifically designed to fit Briggs & Stratton engines using the listed part numbers; verify your existing bulb shape and connection type.

Q: How do I install the primer bulb? A: Remove the old bulb, clean the housing, then press the new bulb into place until it snaps or seats securely; no adhesives needed.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.