Generac 0C3043 GT990 Intake Port Gasket – Replacement Generator Engine Intake Manifold Sealing Component

Part Number: 0C3043
Category: Generac Generator Engine Replacement Parts
Type: Replacement GT990 Engine Intake Manifold Port Gasket

The Generac 0C3043 Intake Gasket is a genuine OEM replacement sealing component designed for compatible Generac generator engines, including select GT990 engine applications. This gasket installs between the engine cylinder intake port and intake manifold, helping create a secure seal to prevent unwanted air leaks. Its design supports proper airflow and the engine's fuel-air mixture during operation. Used in select Generac home standby generators, the 0C3043 provides a replacement for worn, damaged, or deteriorated intake gaskets during engine maintenance and repairs. It helps restore proper intake sealing and supports dependable generator performance.

Product Specifications

• Part Number: 0C3043

• Brand: Generac

• Product Type: Engine Intake Gasket

• Component Type: Intake Manifold Port Sealing Gasket

• Part Classification: Genuine OEM Replacement Part

• Engine Application: Select Generac GT990 Engines

• Gasket Location: Between Engine Cylinder Intake Port and Intake Manifold

• Function: Seals the Intake Manifold Connection

• Compatible Equipment: Select Generac Home Standby Generators

• Selected Generator Models: 0043900, 0043903, 0044561 & 0054230

• Additional Model References: 0062400 & 0062420

• OEM Part Number: 0C3043

• Replacement Parts Distributor Reference: ERP9873558

• Application: Generator Engine Intake System Repair & Maintenance

• Quantity: 1 Intake Gasket

• Condition: New

Features & Benefits

• Genuine Generac 0C3043 replacement intake port gasket

• Designed for compatible Generac generator engines

• Helps create a secure seal between the cylinder intake port and manifold

• Reduces the risk of unwanted air entering the intake system

• Supports proper engine airflow and fuel-air mixture control

• Helps restore intake sealing when the original gasket deteriorates

• OEM replacement design provides proper fit in compatible assemblies

• Suitable for generator engine intake manifold repairs and maintenance

Applications

• Select Generac GT990 engine configurations

• Compatible Generac home standby generators

• Select Generac 0043900 and 0043903 generators

• Compatible Generac 0044561 generators

• Select Generac 0054230 generators

• Compatible Generac 0062400 and 0062420 generators

• Generator engine intake manifold repairs

• Engine cylinder intake port gasket replacement

• Equipment specifying Generac 0C3043 intake gaskets

Important Information

• Verify Generac part number 0C3043 before ordering.

• This listing includes one replacement intake port gasket, not a complete intake manifold assembly.

• The gasket installs between the engine cylinder intake port and intake manifold.

• Generac engine parts diagrams specify two gaskets per engine for certain twin-cylinder configurations.

• Confirm the required quantity before ordering.

• Designed for select Generac GT990 and other compatible engine configurations.

• Not every Generac generator uses the same intake gasket.

• Confirm compatibility using your generator model number, engine model, and serial number.

• Inspect the intake manifold and cylinder mounting surfaces for damage before installation.

• Remove old gasket material and clean the mating surfaces before fitting the replacement.

• Follow the engine manufacturer's recommended gasket installation and tightening specifications.

• Shut down the generator, disable automatic starting, and follow the manufacturer's service safety procedures.