Rebuilt Pair GM Chevy S10 Astro Van 4.3 Cylinder Heads – Cast Iron

Description

Rebuilt GM Chevy S10 Astro Van 4.3 Cylinder Heads – Cast Iron

Upgrade your vehicle’s performance with our rebuilt GM Chevy S10 Astro Van 4.3 cylinder heads. These high-quality cast iron cylinder heads are compatible with a range of GM models, including the GMC Jimmy, Chevy S-10, Astro Van, Blazer, and Caprice. Each head comes complete with valves and springs, featuring a precise three-angle valve job for optimal airflow and performance.

Key Features

• Complete Assembly – Valves & Springs
• Enhanced Performance – 3-Angle Valve Job
• Compatibility – Fits 1985-2005 Models
• Authenticity – CCH Stamp
• Core return required for purchase.

Compatibility: These cylinder heads fit various models and years, including:

• 1995–1998 Astro
• 1995–1996 Safari
• 1997–1998 Safari Cargo Van
• 2002–2003 Safari Cargo Van
• 1999–2001 Astro Cargo Van 2WD
• 1997–2005 Safari
• 2002–2005 Astro
• 1999–2001 Astro 2WD
• 1999–2001 Astro Cargo Van AWD
• 1999–2001 Astro AWD

Important Note: Please provide the following information to ensure compatibility: cast numbering, and whether you have adjustable or non-adjustable rocker arms. The head casting number can be found under the valve cover. Refer to the product photos for additional details.

Clearwater Cylinder Head – Core Returns Policy

At Clearwater Cylinder Head, core returns help us provide top-quality, affordable cylinder heads. Returning your old core allows us to reuse key components like keepers, springs, and retainers, keeping our products reliable and cost-effective.

Core Charge Policy

A core charge is not billed upfront, but if the used core is not returned within 30 days of receiving your new cylinder head, the core charge will be applied.

Why Core Returns Are Important

• Helps maintain OEM-quality cylinder heads.
• Keeps prices low by reducing the need for new parts.
• Supports sustainability by minimizing waste.

What to Return

To ensure a smooth remanufacturing process, please send back all parts originally included, such as:

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

Simple & Free Return Process

• A prepaid core return label is included in a plastic sleeve on the box.
• Pack your core with all its components, attach the label, and drop it off—no extra cost to you.
• Returned cores are inspected and recycled for future use.

Working Together for Quality & Sustainability

By returning your core, you help us keep costs down and ensure a steady supply of high-quality cylinder heads. If you do not have a core to return, please inquire about your options.

Thank you for supporting our process and the automotive industry!

Clearwater Cylinder Head, Inc. – Quality You Can Trust

At Clearwater Cylinder Head, Inc., we thoroughly clean, inspect, and pressure test all our cylinder heads. Using state-of-the-art equipment, we perform all seat and guide work, resurface the head to the required finish, and ensure a perfect seal between the valve and the seat with quality valve seals and vacuum testing. Therefore, our commitment to quality craftsmanship ensures that every cylinder head is ready for installation and built to last.  Whether you’re replacing a worn cylinder head or upgrading for enhanced performance, our products meet or exceed OEM standards.

Shipping Information

Rates apply to the continental United States only. For Alaska, Hawaii, Guam, Virgin Islands, and Puerto Rico, please call or email for shipping rates. We ship worldwide, with insurance, packaging, and handling included in the shipping price. International bidders, please include your city, country, and postal code when inquiring about shipping fees.

Warranty Information

• Coverage: Clearwater Cylinder Head, Inc. provides two-year unlimited mileage parts warranty. A warranty card is included with your invoice.
• Terms: Acceptance of the head includes acceptance of the warranty terms:
  • Heat tab must be intact and unaltered.
  • Returns must be accompanied by a copy of the invoice and a Return Authorization number.
  • Warranty covers parts only; no labor or incidental costs.
  • Warranty does not cover damage from improper installation, overheating, abuse, or neglect.

Contact Us

If you have a rare or hard-to-find cylinder head, let us rebuild it for you. We have thousands of heads in stock and deal with all makes and models. If you don’t see the cylinder head you need, please contact us at 1-800-572-1963. Our knowledgeable staff is ready to assist you.

Operating Hours: Monday – Friday, 8 AM to 5 PM EST

Address: 5100 Ulmerton Road #2, Clearwater, FL 33760, USA

Additionally, Learn More and Shop with Us

• Chevrolet S-10 – Overview: Chevrolet S-10
• Check out these S10 Cylinder Heads – Clearwater Cylinder Heads – S10 Cylinder Head