New Pair 4.3L Mercruiser Marine Vortec Cylinder Heads # 113 Casting W/ Head Gasket Set and Bolts

Upgrade your engine with New Pair of 4.3L Marine Cylinder Heads # 113 Casting. Designed for both automotive and marine applications, these high-quality cylinder heads come fully loaded with valves and springs for easy installation. The set includes a head gasket and bolts, providing everything you need for a complete rebuild. Perfect for GM 4.3L engines, these heads ensure improved performance, efficiency, and durability in both road and marine environments.

Key Features:

• Fits 4.3L GM S10, Sonoma trucks, and Astro Vans
• Precision #113 casting for exact OEM fit
• Fully loaded with valves and springs for easy installation
• Includes head gasket set and bolts for complete installation
• Engineered for corrosion resistance in marine environments
• Ideal for engine rebuilds or performance upgrades

Applications:

• 4.3L GM Chevrolet engines
• Compatible with GM S10, Sonoma trucks, and Astro Vans

These cylinder heads are built to provide long-lasting performance and reliability. Enjoy a smooth and powerful engine with this versatile pair of 4.3 GM Chevrolet  cylinder heads.

Heavy Duty Parts Company – Quality You Can Trust

At Heavy Duty Parts Company, we take quality seriously. We thoroughly clean, inspect, and pressure test each cylinder head to ensure it meets the highest standards. Our state-of-the-art equipment is used for all seat and guide work, resurfacing, and vacuum testing. Whether you’re replacing a worn cylinder head or upgrading for enhanced performance, our cylinder heads exceed OEM standards, ensuring reliability and efficiency.

Warranty Information:

• Coverage: Heavy Duty Parts Company provides a two-year unlimited mileage parts warranty. A warranty card will be included with your invoice.
• Terms: By purchasing the cylinder head, you agree to the following warranty terms:
  • Keep the heat tab intact and unaltered.
  • Include a copy of the invoice and a Return Authorization number for returns.
  • The warranty covers parts only; labor and incidental costs are not covered.
  • The warranty does not cover damage caused by improper installation, overheating, abuse, or neglect.

Order Now

Ready to upgrade your vehicle? Order your premium New Pair 4.3L Mercruiser Marine Vortec Cylinder Heads # 113 Casting today and experience enhanced performance and reliability.

For questions or assistance, please contact our customer service team by email at sales@heavydutypartscompany.com.

Heavy Duty Parts Company – Core Returns Policy

At Heavy Duty Parts Company, core returns are essential to our ability to provide high-quality, cost-effective cylinder heads to our customers. These returned cores supply essential components, such as keepers, springs, and retainers, which are critical to engine performance.

No Core Charge – Just Send It Back!

Unlike other companies, we do not charge a core fee upfront. Instead, we rely on our customers to return their used cores to keep our supply chain running smoothly.

Why Core Returns Matter

• Many small but essential parts from cores are reused to maintain OEM-quality cylinder heads.
• Returning cores keeps prices competitive by reducing the need for costly new components.
• It supports sustainability by minimizing waste and conserving resources.

Send Back All Components

To ensure the quality and integrity of our remanufacturing process, we ask that you return all components that were originally included with your new cylinder head. This includes items such as:

• Rocker arms
• Camshafts (if applicable)
• Any other hardware that came with your purchase

Easy & Free Core Return Process

• Each purchase includes a prepaid core return label in a plastic sleeve on the box.
• Simply pack your core with all included components, attach the label, and drop it off with the carrier—no extra cost to you.
• Returned cores undergo inspection and recycling, ensuring maximum efficiency.

Customer Partnership & Sustainability

By returning your core and its components, you help maintain a reliable supply chain, ensuring we can continue offering top-quality products at the best prices. This process not only benefits your wallet but also contributes to a greener and more efficient automotive industry.

We appreciate your support in keeping our business and the industry running smoothly!

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