Fel-Pro 61428 Fuel Injection Throttle Body Mounting O-Ring

Overview of Fel-Pro Fuel Injection Throttle Body Mounting O-Ring

The Fel-Pro 61428 Fuel Injection Throttle Body Mounting O-Ring is designed to provide a reliable seal for throttle body assemblies on select Lexus and Toyota vehicles. Engineered from premium rubber material, this gasket ensures proper sealing and durability for fuel injection systems.

• Material: Durable rubber construction
• Thickness: 0.940 inches (23.8 mm)
• Outside Diameter: 5.312 x 3.813 inches
• Number of Bolt Holes: 6 for secure mounting
• Grade Type: Premium quality for enhanced performance

Detailed Product Description

This Fel-Pro Fuel Injection Throttle Body Mounting O-Ring (part number 61428) is specifically designed to fit Lexus GS300, IS300, SC300, and Toyota Supra models. The gasket’s rubber material offers flexibility and resistance to fuel and heat, maintaining a tight seal between the throttle body and intake manifold. With a thickness of 0.940 inches and an outside diameter measuring 5.312 by 3.813 inches, it matches OEM specifications to ensure proper fitment and function. The six bolt holes provide secure attachment points, preventing leaks and maintaining engine efficiency.

Applications and Common Issues Addressed

• Prevents vacuum leaks in the throttle body assembly
• Eliminates fuel injection system air leaks
• Reduces throttle body mounting gasket failures
• Helps maintain consistent engine idle and performance
• Prevents contamination from dirt and debris entering the intake manifold

Installation Notes and Tips

When installing the Fel-Pro 61428 O-Ring, ensure the throttle body and mounting surfaces are clean and free of old gasket material or debris. Align the six bolt holes carefully to avoid damage to the gasket. Use proper torque specifications for the bolts to prevent over-tightening, which can deform the rubber seal. It is recommended to inspect the throttle body and intake manifold for any damage before installation to ensure optimal sealing performance.

Quality Assurance and Warranty

Fel-Pro gaskets are manufactured to meet or exceed OEM standards, using premium-grade materials for durability and reliability. The 61428 Fuel Injection Throttle Body Mounting O-Ring undergoes rigorous quality control to ensure consistent performance. While specific warranty details may vary, Fel-Pro products typically come with a limited warranty against defects in material and workmanship.