Stens oil filter 120-345 front view for Onan, Kohler, and similar engine installations.
Stens oil filter 120-345 side view for durable filtration in compact housing.

STENS

Stens Oil Filter 120-345 – 3/4-16 Thread, Onan/Kohler/Caterpillar Compatible

High-performance patio lawn and garden made for confident daily results

$14.65

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Why customers choose Cera Garden

Overview

The STENS 120-345 oil filter is designed to support a broad range of equipment, from compact lawn tractors to more demanding machines. It combines reliable filtration with practical features to help maintain clean oil and smooth operation under typical maintenance schedules. This filter is a practical aftermarket option that aligns with common engine configurations and service intervals, offering a valuable balance of performance and value without making guarantees.

Key specifications

  • Thread: 3/4-16
  • Height: 3 7/16 inches
  • Outer diameter: 3 inches
  • Filtration degree: 20 microns
  • Relief valve: 8–11 PSI
  • Anti-drain valve for quick lubrication on startup
  • Made in USA by an OEM supplier

Compatibility at a glance

This filter is listed as compatible with Onan P216, P218, P220 models and a wide range of engines from brands such as Kohler, Caterpillar, and more. The compatibility notes also reference common adapters and OEM crossovers, which can simplify sourcing for service jobs on mixed fleets of equipment.

Real-world use cases

  • Oil changes on small tractors, skid steers, and generator sets that require a 3/4-16 threaded filter
  • Aftermarket replacement during routine maintenance to keep oil circulating cleanly
  • Replacements in environments with moderate particulate load where 20-micron filtration is appropriate

Why choose STENS

  • Manufactured in the United States by an OEM supplier for consistent quality
  • 20-micron filtration supports effective particle capture while maintaining flow
  • 3/4-16 thread matches many standard housings and adapters
  • Anti-drain valve helps reduce startup dry-spins and improves lubrication readiness
  • Compact dimensions (3 inches OD, 3 7/16 inches tall) for versatile installation

Note: Verify part fits before purchasing. Review the compatibility notes and compare with your equipment’s model numbers and thread specifications to ensure a proper fit. Replacing a worn filter with this STENS unit can be a straightforward maintenance step, and it serves as a practical aftermarket option for many service teams.

FAQ

Q: What engines is the STENS 120-345 oil filter compatible with?

A: Fits a wide range of brands, including Onan, Kohler, Caterpillar, and Briggs & Stratton engines as listed.

Q: How do I know if this filter fits my equipment?

A: Check the thread size (3/4-16) and compare with your equipment's specifications to confirm compatibility.

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