What is the bore size and head gasket thickness for this kit?

The kit is designed for a 4.100-inch bore size. It includes a .051-inch thick MLX cylinder head gasket.

What vehicles does this top end gasket kit fit?

This kit fits GM L86 Gen-5 Small Block V8 engines found in vehicles like the Cadillac Escalade, Chevrolet Silverado 1500, and GMC Sierra 1500 from model years 2014-2018.

Specifications

Brand: Cometic Gasket
Part #: PRO1051T
UPC: 191070568047

Cometic GM L86 Gen-5 Small Block V8 Top End Gasket Kit 4.100in Bore, .051in MLX Cylinder Head Gasket

Name: Cometic GM L86 Gen-5 Small Block V8 Top End Gasket Kit 4.100in Bore, .051in MLX Cylinder Head Gasket
Brand: Cometic Gasket
SKU: cometic-gasket-cometic-gm-l86-gen-5-small-block-v8-top-end-gasket-kit-4-100in-bo-t14-582287
Price: 329.55 USD
Availability: BackOrder

$329.55

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Cometic GM L86 Gen-5 Small Block V8 Top End Gasket Kit. Includes quality gasket materials for your rebuild.

Key Features

This kit includes all necessary gaskets and seals for a top-end engine rebuild.
Features a .051 inch thick MLX cylinder head gasket designed for a 4.100 inch bore.
Utilizes a combination of MLS, AFM, Aramid Fiber, and Armor Clad gasket materials.
StreetPro kits are designed for budget-minded street-rod builders.
Fits a variety of GM L86 Gen-5 Small Block V8 applications including Chevrolet Silverado 1500 and GMC Sierra 1500.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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About this part

Product Details

This Cometic StreetPro Top End Gasket Kit gives you all the gaskets and seals you'll need for a rebuild on your GM L86 Gen-5 Small Block V8 engine. It's designed for a 4.100-inch bore and includes a .051-inch thick MLX cylinder head gasket. This kit is a solid option for budget-minded street-rod builders looking for quality materials.

Inside this kit, you'll find a mix of well-built gasket materials, including MLS (Multi-Layer Steel), AFM (Active Fuel Management), Aramid Fiber, and Armor Clad. These materials are chosen to ensure a good seal for your engine's top end. This kit fits a range of popular vehicles, such as the Chevrolet Silverado 1500, GMC Sierra 1500, and Cadillac Escalade models from the mid-2010s.