Cometic Head Gasket Chevrolet Gen-1 V8 Machined

Description

Product Overview

The Cometic C5248-080 head gasket is engineered for the Chevrolet Gen-1 Small Block V8 with a 0.080″ multi‑layer steel (MLS) construction. Crafted from high‑strength steel and a machined aluminum surface, it offers exceptional sealing integrity, heat resistance, and durability. Designed for a 4.165″ bore and 18/23 degree head, this gasket ensures consistent compression across all cylinders, reducing the risk of leaks and maintaining engine performance.

Usage

This gasket is perfect for both high‑performance street builds and race‑ready engines. Whether you are rebuilding a classic V8, upgrading for increased horsepower, or seeking a reliable replacement for daily driving, the Cometic head gasket provides the necessary strength and precision. It fits seamlessly into standard Chevrolet Gen-1 engine bays, making installation straightforward for professional mechanics and experienced DIY enthusiasts.

Why Choose Us

Cometic is renowned for its rigorous quality control and engineering expertise. Each gasket undergoes extensive testing to meet OEM standards and exceed them in durability. The machined design ensures a perfect fit, while the MLS construction offers superior resistance to combustion pressures and thermal cycling. Choosing this gasket means investing in a product that delivers long‑term reliability and performance.

Key Features

• Precision 0.080″ MLS construction for optimal sealing
• Machined aluminum surface for perfect fit and heat dissipation
• Designed for 4.165″ bore and 18/23 degree head geometry
• High‑strength steel layers resist combustion pressure
• Ideal for performance upgrades, rebuilds, and daily driving

FAQ

Is this gasket compatible with all Chevrolet Gen-1 V8 engines?

Yes, it is specifically sized for the Gen-1 Small Block V8 with a 4.165″ bore and 18/23 degree head, covering the majority of factory and aftermarket configurations.

Can I install this gasket myself?

Experienced DIYers can install it with proper tools and a torque‑spec sheet. We recommend following Cometic’s installation guidelines for best results.

What makes the MLS design superior to traditional gaskets?

The multi‑layer steel design provides multiple sealing layers, improving durability, heat resistance, and compression consistency compared to single‑layer gaskets.

Does the machined surface affect heat transfer?

Yes, the machined aluminum surface enhances heat dissipation, helping to maintain optimal engine temperatures and reduce hot spots.

What warranty does Cometic offer on this gasket?

Cometic provides a limited warranty against manufacturing defects, ensuring you receive a product that meets their high standards.