Standard Ignition FJG133 Fuel Injection Throttle Body Mounting Gasket

Fuel Injection Throttle Body Mounting Gasket

Standard Ignition FJG133 is a direct-fit fuel injection throttle body mounting gasket for throttle body injection (TBI) systems. It is built with metal and plastic materials to handle demanding engine bay conditions while supporting a precise seal at the throttle body flange.

Compatible With select Buick, Cadillac applications, including 2005-2008 Buick Allure, 2005-2008 Buick LaCrosse, 2004-2007 Cadillac CTS, 2005-2007 Cadillac STS, 2004-2006 Buick Rendezvous, and 2004-2006 Cadillac SRX.

• Direct-fit OE replacement for throttle body injection flange service
• Designed for TBI systems with a 4-bolt mounting pattern
• Inside diameter: 2.96 in. (75.29 mm)
• Thickness: 0.04 in. (1.21 mm)
• Black and white finish
• Gasket material construction: metal and plastic

Detailed Product Overview

Standard Ignition FJG133 is a fuel injection throttle body mounting gasket engineered for OE-style fitment at the throttle body flange. The gasket dimensions, including the 2.96-inch inside diameter and 0.04-inch thickness, support proper alignment and sealing in TBI applications. This part is a practical choice for service work on Buick Allure, Buick LaCrosse, Cadillac CTS, Cadillac STS, Buick Rendezvous, and Cadillac SRX models listed in the fitment data. This part cross-references FEL-PRO 61521 for the same application.

Common Issues This Part Can Address

• Air leaks at the throttle body mounting surface
• Rough idle caused by a compromised throttle body seal
• Fuel delivery concerns related to an improper flange seal
• Vacuum leak symptoms around the TBI assembly
• Service replacement after throttle body removal

Installation Notes and Tips

Clean the throttle body and manifold sealing surfaces before installation. Verify the 4-bolt hole pattern and gasket orientation before tightening fasteners evenly to help maintain a uniform seal. Confirm the application against the vehicle listing before ordering, especially on 2004-2008 Buick and Cadillac models with TBI throttle body mounting service requirements.

Quality Assurance

Standard Ignition states that this gasket undergoes extensive testing and is manufactured under complete quality control throughout the production process. The direct-fit design is intended to support straightforward installation and consistent sealing performance.