Patriot Exhaust 66087 Seal-4-Good Exhaust Header Gasket Set for GM LS-Series, 1.900-Inch Round Port

The Patriot Exhaust 66087 Seal-4-Good Exhaust Header Gasket Set is designed to provide a dependable seal between exhaust headers or manifolds and the cylinder heads of compatible GM LS-Series engines. This matched pair features a 1.900-inch round-port design to support accurate alignment and reliable exhaust sealing in performance and replacement applications.
Constructed from multi-layered aluminum, these gaskets are engineered to withstand the heat, pressure, and vibration associated with exhaust systems. The layered design helps maintain sealing integrity while accommodating minor surface irregularities between mating components. This construction makes the Patriot Exhaust 66087 gasket set a practical choice for installations where durability and consistent fit are important.
The Seal-4-Good gasket set is intended for use with compatible GM LS-Series applications and should be matched to the specific cylinder head and header configuration before installation. Proper surface preparation, fastener torque, and installation procedures are recommended for achieving the best results. This set includes two exhaust header or manifold gaskets, making it suitable for servicing both sides of a V8 engine.
Choose the Patriot Exhaust 66087 for a professionally engineered exhaust sealing solution with a clean fit, durable aluminum construction, and compatibility-focused round-port design. It is a useful replacement or installation component for builders, technicians, and enthusiasts working on GM LS-Series exhaust systems.

Features:

• Brand: Patriot Exhaust

• Part Number: 66087

• Application: Compatible with GM LS-Series engines

• Product Type: Exhaust header or manifold gasket set

• Port Design: 1.900-inch round port

• Material: Multi-layered aluminum

• Quantity: Pair

• Sealing Function: Helps prevent exhaust leaks between headers or manifolds and cylinder heads