MOWFILL 2-Pack 494511 Air Filter with Pre Filter for Vanguard Engines | 3.5–5.5 HP

Overview

The MOWFILL 2 Pack 494511 Air Filter with Pre Filter is a practical replacement kit designed for Vanguard engines in the 3.5 to 5.5 HP range. Each set contains two air filters and two pre-filters, arranged for quick swapping during routine maintenance. With dimensions of 3 1/2 inches wide by 7 inches long and 1-1/8 inches tall, the kit is built to align with common air intake housings. In real-world use, the kit supports straightforward upkeep and helps keep the engine breathing clean air as you mow, blow, or trim around the property.

Why choose this kit

• Two air filters and two pre-filters are included, offering a ready-to-use solution for regular maintenance and seasonal changes.
• Compatibility covers Vanguard engines and related B&S variants, including models 93400, 115400, and 133400, among others.
• Exact sizing ensures a snug fit and reliable filtration within standard air intake housings.

In everyday use, a straightforward replacement can reduce the risk of contaminated air entering the carburetor. The pre-filter helps capture larger particles before they reach the main filter, potentially extending the life of the filtration system and maintaining steady airflow in dusty conditions.

Key features

• Replaces a wide range of part numbers, including 4145, 4148, 492889, 0494511S, 1494511S, and related variants, simplifying compatibility checks.
• Designed for engines in the 3.5–5.5 HP range, aligning with common Vanguard configurations.
• Two filters plus two pre-filters provide a practical, value-packed replacement solution.

How to use

To install, remove the old filtration components from the intake housing, insert the new air filter with the pre-filter in front, and secure as per your engine’s manual. Keep the spare set for upcoming maintenance cycles and stay prepared for the next mowing season.

Choosing MOWFILL means selecting a brand that emphasizes reliable filtration. While results can vary by usage and environment, keeping fresh filters in place is a straightforward step that supports smooth operation and consistent performance during outdoor tasks.