1.900 in. Round Seal-4-Good Exhaust Header Gaskets [GM Gen III/IV LS1]

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1.900 in. Round Seal-4-Good Exhaust Header Gaskets [GM Gen III/IV LS1]

Name: 1.900 in. Round Seal-4-Good Exhaust Header Gaskets [GM Gen III/IV LS1]
Brand: PATRIOT EXHAUST
SKU: 737-66087
Price: 39.99 USD
Availability: InStock

^$39⁹⁹$44.43You Save$4.44

3 left in stock

Ships on Sep 14, 2026

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Exhaust Header Gaskets, Chevy

GM Gen III/IV LS1
Port Size: 1.900 in.
Round Port
Can Be Port Matched
Reusable
Multi-Layered Aluminum
Pair

Part TypeExhaust Flange Gasket

BrandPATRIOT EXHAUST

Package Height0.8

Package Width4.0

Package Length22.0

Weight0.38 PG

Part CategoryPerformance Parts

Hardware IncludedNo

Inside Diameter1.9 in (48.26 mm)

QuantitySold as a pair

Gasket MaterialAluminum

Part FitmentSemi Universal

Vendor Part Number66087

Package Qty1

Package TypeEA

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1.900 in. Round Seal-4-Good Exhaust Header Gaskets [GM Gen III/IV LS1]

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