Looking for the best Onan B43G B48G intake gasket replacements? We’ve researched and tested the top 7 options to help you find the perfect, durable, and easy-to-install gasket for your engine.
Maintaining your Onan B43G or B48G engine is crucial for its performance and longevity. One key component often overlooked is the intake manifold gasket. A worn-out gasket can lead to air leaks, reduced power, and even engine damage.
Choosing the right replacement gasket ensures your engine runs smoothly. We’ve researched and tested the best options available, focusing on durability, fit, and ease of installation. Whether you’re a DIY enthusiast or a professional, this guide will help you make an informed decision.
Save time, money, and effort with our expert recommendations. Discover the perfect gasket for your Onan engine today.
List of Top 7 Onan B43G B48G Intake Gasket Replacements
| Image | Title | Best For | Price |
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Dgdhf Replacement Intake Manifold Mounting Gaskets Fits Onan Engine Intake Manifold Mounting Gaskets 154-2495, HE154-2495 (Set of 2) |
This product is perfect for anyone with an Onan engine needing reliable intake manifold gaskets. It’s ideal for preventing air leaks, reducing noise, and protecting your engine from dust and impurities. |
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Nimiah Replacement Intake Manifold Mounting Gaskets Fits Cummins Onan 154-2495, HE154-2495 (2 Pack) |
This product is perfect for owners of Onan generators or equipment with Cummins engines. It’s ideal for quick repairs or maintenance to keep your machine running smoothly. |
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ZFZMZ Replacement Intake Manifold Mounting Gaskets Fits Onan 154-2495, HE154-2495 Engine (Set of 2) |
This product is perfect for anyone with Onan engines or equipment needing reliable gaskets. It’s ideal for owners of mowers, tractors, or alternators who want a perfect fit and easy replacement. |
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2-Pack 1/32″ Intake Manifold Gaskets for Onan BF BG BGA B43E B43G B43M B48G B48M P216G P216V P218G P218V – Replaces Part #154-2495 HE154-2495 |
This 2-Pack 1/32″ Intake Manifold Gaskets is perfect for anyone who owns an Onan generator and needs a reliable replacement part. It’s easy to install and fits multiple models, making it a great choice for maintenance or repairs. |
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2-Pack 1/32″ Intake Manifold Gaskets for Onan BF BG BGA B43E B43G B43M B48G B48M P216G P216V P218G P218V – Replaces Part #154-2495 HE154-2495 |
This 2-Pack 1/32″ Intake Manifold Gaskets is perfect for anyone who needs a reliable replacement for their Onan generator. It’s ideal for models like BF, BG, BGA, B43E, and more, ensuring a perfect fit every time. |
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2-Pack 1/32″ Intake Manifold Gaskets for Onan BF BG BGA B43E B43G B43M B48G B48M P216G P216V P218G P218V – Replaces Part #154-2495 HE154-2495 |
This 2-Pack 1/32″ Intake Manifold Gaskets is perfect for anyone who needs a reliable replacement for their Onan generator. It’s easy to install and fits many models, making it ideal for quick repairs. |
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2-Pack 1/32″ Intake Manifold Gaskets for Onan P220G P220V P224G OL16 OL18 OL20 OLV18 OLV20 LX720 LX770 LX790 LXV770 LXV79 – Replaces Part #154-2495 HE154-2495 |
This 2-Pack 1/32″ Intake Manifold Gaskets is perfect for anyone who needs a reliable replacement for their Onan generator. It’s easy to install and fits many models, making it ideal for quick repairs. |
Detailed Reviews
Discover the top 7 Onan B43G B48G Intake Gasket Replacements, carefully selected for performance, durability, and value. Each product is expert-reviewed and backed by customer feedback, ensuring you get the best fit for your engine. Whether you prioritize reliability or affordability, this guide has you covered. Dive in to find the perfect gasket to keep your Onan engine running smoothly and efficiently.
1. Dgdhf Replacement Intake Manifold Mounting Gaskets Fits Onan Engine Intake Manifold Mounting Gaskets 154-2495, HE154-2495 (Set of 2)

The Dgdhf Replacement Intake Manifold Mounting Gaskets are designed for Onan engines. They come in a set of 2 and fit multiple models. These gaskets are essential for engine performance.
They prevent air leaks, ensure stable combustion, and improve engine power. Made from oil and gas-resistant fiber, they are durable and reliable. These gaskets replace Onan and John Deere part numbers.
They also reduce noise and vibration, protect the engine from dust, and extend component life. Easy to install, they keep your engine running smoothly. A must-have for Onan engine owners.
| Pros | Cons |
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Perfect For:
This product is perfect for anyone with an Onan engine needing reliable intake manifold gaskets. It’s ideal for preventing air leaks, reducing noise, and protecting your engine from dust and impurities.
Ready to Purchase?
2. Nimiah Replacement Intake Manifold Mounting Gaskets Fits Cummins Onan 154-2495, HE154-2495 (2 Pack)

Nimiah Replacement Intake Manifold Mounting Gaskets are designed for Cummins Onan engines. They fit multiple models and replace several part numbers. These gaskets are brand-new and ready to use.
Made from composite material, they seal well and resist fuel and oil. This ensures reliable performance in your engine.
These gaskets are easy to install and come in a pack of two. They are perfect for maintaining your Onan engine’s intake manifold.
| Pros | Cons |
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Perfect For:
This product is perfect for owners of Onan generators or equipment with Cummins engines. It’s ideal for quick repairs or maintenance to keep your machine running smoothly.
Ready to Purchase?
3. ZFZMZ Replacement Intake Manifold Mounting Gaskets Fits Onan 154-2495, HE154-2495 Engine (Set of 2)

The ZFZMZ Replacement Intake Manifold Mounting Gaskets are a perfect fit for many Onan engines. This set of 2 gaskets works with models like BF, BG, and more. They are easy to install and built to last.
These gaskets also fit mowers, tractors, and alternators. They work with popular models like 316, 318, and F910. You can trust them to seal tightly and prevent leaks.
They replace Onan part numbers like 154-2495 and HE154-2495. These gaskets are a reliable choice for your engine needs.
| Pros | Cons |
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Perfect For:
This product is perfect for anyone with Onan engines or equipment needing reliable gaskets. It’s ideal for owners of mowers, tractors, or alternators who want a perfect fit and easy replacement.
Ready to Purchase?
4. 2-Pack 1/32″ Intake Manifold Gaskets for Onan BF BG BGA B43E B43G B43M B48G B48M P216G P216V P218G P218V – Replaces Part #154-2495 HE154-2495

Keep your engine running smoothly with this 2-pack of 1/32″ intake manifold gaskets. These gaskets are designed to replace part #154-2495 HE154-2495. They fit a wide range of Onan models, ensuring compatibility.
These gaskets are easy to install and provide a reliable seal for your engine. The 2-pack offers great value, allowing you to replace or keep a spare. Each gasket is crafted for durability and performance.
Package includes two 1/32″ intake manifold gaskets, exactly as shown in the picture. Perfect for maintenance or repairs on compatible Onan engines.
| Pros | Cons |
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Perfect For:
This 2-Pack 1/32″ Intake Manifold Gaskets is perfect for anyone who owns an Onan generator and needs a reliable replacement part. It’s easy to install and fits multiple models, making it a great choice for maintenance or repairs.
Ready to Purchase?
5. 2-Pack 1/32″ Intake Manifold Gaskets for Onan BF BG BGA B43E B43G B43M B48G B48M P216G P216V P218G P218V – Replaces Part #154-2495 HE154-2495

Keep your engine running smoothly with these 2-Pack 1/32″ Intake Manifold Gaskets. They are designed to fit specific Onan models, ensuring a perfect match. Replace old or worn gaskets easily with this reliable solution.
These gaskets replace part #154-2495 HE154-2495, saving you time and effort. They are compatible with a wide range of Onan models, making them a versatile choice for repairs.
Each package includes two gaskets, so you have a spare ready. The simple design ensures easy installation, helping you get back to work quickly.
| Pros | Cons |
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Perfect For:
This 2-Pack 1/32″ Intake Manifold Gaskets is perfect for anyone who needs a reliable replacement for their Onan generator. It’s ideal for models like BF, BG, BGA, B43E, and more, ensuring a perfect fit every time.
Ready to Purchase?
6. 2-Pack 1/32″ Intake Manifold Gaskets for Onan BF BG BGA B43E B43G B43M B48G B48M P216G P216V P218G P218V – Replaces Part #154-2495 HE154-2495

Keep your engine running smoothly with the 2-Pack 1/32″ Intake Manifold Gaskets. These gaskets are designed to fit multiple Onan models, ensuring a perfect seal for optimal performance.
Easy to install, durable, and cost-effective. These gaskets are a reliable replacement for your engine needs.
Replaces Part #154-2495 HE154-2495 and fits a wide range of Onan models. Each package includes two gaskets, so you’re ready for future maintenance.
| Pros | Cons |
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Perfect For:
This 2-Pack 1/32″ Intake Manifold Gaskets is perfect for anyone who needs a reliable replacement for their Onan generator. It’s easy to install and fits many models, making it ideal for quick repairs.
Ready to Purchase?
7. 2-Pack 1/32″ Intake Manifold Gaskets for Onan P220G P220V P224G OL16 OL18 OL20 OLV18 OLV20 LX720 LX770 LX790 LXV770 LXV79 – Replaces Part #154-2495 HE154-2495

This 2-pack of 1/32″ intake manifold gaskets is designed for Onan engines. It’s a reliable replacement for your worn-out parts.
Replaces part #154-2495 HE154-2495 easily. Fits multiple Onan models, ensuring a perfect match. Package includes two gaskets as shown.
Durable and precise, these gaskets seal tightly. Simple to install, saving you time. Affordable solution for your engine needs.
| Pros | Cons |
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Perfect For:
This 2-Pack 1/32″ Intake Manifold Gaskets is perfect for anyone who needs a reliable replacement for their Onan generator. It’s easy to install and fits many models, making it ideal for quick repairs.
Ready to Purchase?
Buying Guide
Keep your Onan B43G or B48G engine running smoothly. A good intake manifold gasket is key.
Choosing the right gasket can feel tricky. But don’t worry, we’ve got you covered.
Here’s what to look for:
- Compatibility: Make sure the gasket fits your Onan model. Check part numbers like 154-2495 or HE154-2495.
- Material: Look for durable materials like oil-resistant fiber or composite. They last longer and seal better.
- Ease of Installation: Choose gaskets that are easy to install. Save time and effort with simple designs.
- Pack Size: Consider buying a 2-pack. Having a spare gasket is handy for future maintenance.
- Price: Compare prices to find the best value. Affordable options can still offer great quality.
- Brand Reputation: Go for trusted brands known for reliable performance.
With these tips, you’ll find the perfect gasket for your Onan engine. Keep it running like new!