Top End Gasket Kit

COMETIC StreetPro Kits cater to the budget-minded street-rodder who is looking to purchase a kit with all necessary gaskets and seals needed for their rebuild. Quality gasket materials are a priority in StreetPro kits. Kit materials include: MLS, AFM, Aramid Fiber, and Armor Clad.

Additional Information

Cummins 3.9L 4BT Top End Gasket Kit; 4.100in. Bore; .061in. MLX Cylinder Head Gasket

Part Type

Engine Top End Kit

Product Overview

Cometic Gasket introduces the new StreetPro gasket kit line for the Import Automotive Market. StreetPro gasket kits offer the same unparalleled Cometic sealing technology, used in championship winning race cars around the world, in an affordable package.

StreetPro kits are sold separately as top and bottom end rebuild kits. In the top end kit you'll find everything you need for a head change, from the MLS head gaskets up to the induction gaskets. The bottom end (or conversion kit) will have everything you need to rebuild from the oil pan to the timing cover. Ordering the two kits together will give you every gasket and seal required for a complete rebuild of the motor from top to bottom.

*StreetPro Top End Kits include:*
• MLS head gasket
• Intake gaskets with manifold end seals
• Exhaust manifold gaskets
• EGR gaskets (as needed)
• Valve cover gaskets
• Distributor gaskets
• Carburetor gaskets
• Air cleaner gaskets
• Thermostat housing gasket
• Intake and exhaust valve stem seals
• Throttle body gaskets (as needed)

*StreetPro conversion Kits include:*
• Oil pan set
• Timing cover gasket(s) and seal
• Rear main seal
• Water pump mounting gasket
• Fuel pump mounting gaskets (as needed)

• Quality Gasket Materials

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Product Details

Reference Information

4.100" TOP END GASKET KIT, CUMMINS 3.9L 4BT 1983 + UP