New from QualCast for 2021 are Heavy-Duty Valvetrain Kits and Black Lightning Diesel Performance Valve Kits. These kits include all the parts you need to complete your cylinder head build in one box.
Both the heavy-duty kits and the Black Lightning kits allow customers to order one part number and receive one box with all of the valvetrain components to complete their cylinder head build. These kits save our customers valuable time in ordering and part research. Customers are able to place one phone call or send one email and order one part number today and have all the valvetrain pieces tomorrow to finish their job.

QualCast valvetrain and valve kits, one part number, one call equals a complete head. The Heavy-Duty Valvetrain Kits include:
Valves
Valve Guides
Valve Keepers
Valve Stem Seals
Valve Springs
Injector Tubes & O-rings (if needed)

Covering popular HD applications for Caterpillar, Detroit Diesel, Volvo Heavy-Duty, Cummins, and Ford Navistar, the QualFast Black Lightning Diesel Performance Valve Kits include:
Black Lightning Diesel Performance Valves
Drop-in Diesel Performance Valve Springs
Top Hat Style Valve Stem Seals
Valve Spring Retainers
Valve Keepers
These kits cover the popular diesel performance engines: Cummins 5.9L 12v & 24v, Duramax 6.6L 32v & Power Stroke 6.0L, 6.4L & 6.7L 32v.
For more information: Call 888-432-4552 or www.qualcast.net