Multiquip 1G03205370 Oil Breather Shield

The Multiquip 1G03205370 Oil Breather Shield is a genuine OEM component designed for DLW400ES, DLW400ESA, and DLW400ESA1 series diesel light welders. As a direct Multiquip OEM part, 1G03205370 is manufactured to the same standards as the original component fitted at the factory, ensuring correct form and function on compatible equipment. Sourced directly through authorized channels, this part is the correct replacement when the original shield shows damage, wear, or deterioration that compromises breather system protection.

Key Features

• Genuine OEM Construction — Manufactured to original equipment specification, ensuring the shield delivers the correct fit and coverage for the breather system on the V1305-E2B engine.
• Direct Drop-In Replacement — Engineered to replace the original shield without additional machining or modification, mounting directly to the existing breather assembly.
• Compatible with DLW400ES Series — Confirmed fitment for DLW400ES, DLW400ESA, and DLW400ESA1 diesel light welders powered by the Kubota V1305-E2B engine.
• Breather System Protection — Shields the oil breather from debris, moisture, and contamination that can restrict airflow or introduce contaminants into the engine crankcase ventilation path.
• Engine Longevity Support — A damaged or missing breather shield can allow debris ingestion and pressure imbalance in the crankcase; replacing it promptly helps maintain correct engine ventilation and oil integrity.

The oil breather shield is a protective cover fitted over the engine's crankcase ventilation breather port. Its role is to prevent dirt, water, and debris from entering the breather system, which is responsible for relieving pressure that builds up inside the engine crankcase during operation. When the shield is cracked, missing, or damaged, the breather is left exposed to the environment, which can lead to contaminated oil, accelerated engine wear, and improper crankcase pressure management over time.

Part Details

Compatibility & Fitment

Verify Before You Order

Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.

Why Buy From DHS Equipment

Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.

Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.