GSC Power Division Intake Valve Guides

2004–2013 Porsche 996 / 997 Turbo 3.6L & 3.8L

Part #: 3058

Overview

The GSC Power Division Intake Valve Guides are precision-engineered components designed specifically for Porsche 996 and 997 Turbo models. Crafted from high-quality manganese bronze, these guides are built to enhance the durability and performance of your engine’s valvetrain. Whether you're restoring a classic or building a high-performance setup, these guides provide a reliable solution for maintaining optimal valve operation.

Ideal for enthusiasts and professional rebuilders, these guides help ensure proper valve alignment, reduce wear, and support consistent engine performance. They are especially beneficial for engines subjected to high loads or increased boost pressures, where valve guide integrity is critical for maintaining compression and preventing oil consumption.

Key Features

GSC Power Division's Intake Valve Guides are crafted from durable manganese bronze, known for its excellent wear resistance and thermal stability. The guides feature a standard (STD) style, with a total length of 1.450 inches (36.83 mm) and an outer diameter of 0.4157 inches (10.56 mm). Designed to fit Porsche 996 and 997 Turbo engines from 1997 through 2013, these guides are engineered for precise fitment and long-lasting performance.

• Manufactured from high-quality manganese bronze for superior wear resistance and heat dissipation.
• Precisely machined to OEM specifications for a perfect fit in Porsche 996/997 Turbo engines.
• Standard (STD) size ensures compatibility with stock and lightly modified engines.
• Helps maintain proper valve stem alignment, reducing valve train noise and wear.
• Designed to support high-performance applications and extended engine life.
• Manufactured with strict quality control standards to ensure consistency and reliability.
• Easy to install for professional rebuilders and experienced DIY enthusiasts.

Construction & Design

The GSC Power Division Intake Valve Guides are constructed from manganese bronze, a material renowned for its excellent machinability, durability, and thermal properties. The guides are precisely machined to OEM specifications, ensuring a perfect fit within the cylinder head. Their robust design helps withstand the high temperatures and pressures typical of turbocharged Porsche engines, providing long-term reliability.

The guides feature a smooth bore and accurate dimensions to facilitate proper valve stem movement, reducing the risk of valve sticking or uneven wear. Their corrosion-resistant properties help maintain performance over time, even in demanding driving conditions.

Installation & Fitment

The GSC Power Division Intake Valve Guides are designed as direct replacements for OEM guides in Porsche 996 and 997 Turbo engines. Installation typically involves removing the cylinder head from the engine, pressing out the old guides, and pressing in the new guides with proper tooling. No modifications or special tuning are required, making this a straightforward upgrade for experienced mechanics or professional rebuilders.

• Fits Porsche 996 and 997 Turbo models from 1997 to 2013.
• Compatible with 3.6L and 3.8L engines.
• Installation requires standard engine rebuild procedures.

Always ensure proper lubrication and follow manufacturer guidelines during installation to maximize the lifespan of the guides.

What's Included

• 1 Intake Valve Guide (part number 3058)

Ideal For

• Engine rebuilds and restorations for Porsche 996/997 Turbo models
• High-performance engine builds
• Preventative maintenance to reduce valve stem wear
• Enthusiasts seeking to restore OEM reliability and durability