Cometic Street Pro Top End Engine Gasket Set - Top End - 4.100 in Bore - Dodge Cummins Hawk Performance The supplied advance curve kit

The supplied advance curve kit comes with springs and stop bushings letting you dial in different timing curves to match your driving needs

various methods for thermocouple installation

#4276 is designed to clear most roller rockers on factory cast iron and Edelbrock heads

Gear Cover

Drag racing's biggest stars have relied on Hays since SEMA Hall of Famer Bill Hays decided back in 1958 that there had to be a way to build one that could stand up to racing's unimaginable power and torque

Cometic Street Pro Top End Engine Gasket Set - Top End - 4.100 in Bore - Dodge Cummins Hawk Performance The supplied advance curve kitCOMETIC 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. Vehicle Applications: 1999 2002 Freightliner MT55 1998 2000 Peterbilt 200 1998 2002 Freightliner FL50 1998 2002 Freightliner FL80 2001 2002 Freightliner XC 1998 2002 Dodge