Cometic 4.060" Bore Head Gasket 0.030" Thickness Multi-Layered Steel GM LS-Series RS003C0105 The best part about this

The best part about this whole system: it's completely universal

Pre-drilled to accept 3 LED lights (optional part #3283) for turn signals and high beam indicator

2020-2024 GMC Sierra 3500 HD Standard Cab PickupVehicle Applications: 2020-2024 Chevrolet Silverado 2500 HD Standard Cab Pickup

Kits with multiple spacers allow the top link to be positioned wherever needed between brackets

Cometic 4.060" Bore Head Gasket 0.030" Thickness Multi-Layered Steel GM LS-Series RS003C0105 The best part about thisComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 030". Cometic MLS (Multi Layer Steel) Head Gaskets provide maximum sealing performance for todays high output engines and require no sealants. MLS gaskets are ideal for both aluminum heads to aluminum blocks and aluminum heads to cast iron blocks. They can withstand the shearing force created by the two