Remflex 1.375 x 1.437" Rectangular Port Header Gasket Graphite Small Block Ford - Pair Daystar They come with a high-quality

They come with a high-quality 3" pre-oiled

Fits 2018-2023 Mustang GT 5

Comp Cams Valve Spring Tester

630 in ID Spring

Lightweight aluminum torque ball is hardcoated and then Teflon(R) coated for a "no bind" feel

Remflex 1.375 x 1.437" Rectangular Port Header Gasket Graphite Small Block Ford - Pair Daystar They come with a high-qualityProduct Description: Exhaust Header Manifold Gasket 1. 375 x 1. 437 in Rectangular Port Graphite Small Block Ford Pair Remflex gaskets are made from a unique graphite material that creates a tight seal ever time. These gaskets are available for many OE and custom applications. Remflex's unique flexible graphite material has been proven for more than 30 years in industrial applications, where temperatures routinely exceed 2,000 degrees day after day,