High-Lift Valve Spring Retainers – Essential for 4,500+ RPM Operation When pushing your engine beyond 4,500 RPM—especially with a high-lobe-lift camshaft—our Performance Valve Spring Retainers...
Forged Bridges – 5% Lighter & 200% Stronger than OEM Upgrade your valvetrain with confidence using our Forged Bridges, delivering a 5% weight reduction and...
This kit replaces the problematic factory hydraulic roller lifters and camshaft to a reliable flat tappet. It is 49 state certified. We are confident it would pass CARB testing, but we don't do business in California. This kit will fit and is emission certified for all Ram 2019-2024 2500 and 3500 diesels not in California.
It comes with
- 178/208 Forged camshaft
- DLC coated steel tappets
- upgraded pushrods
- Adjustable rocker arms with DLC coated trunnions
See link for install kit from DNR customs!
DNR Cam Removal Tray With Complete Removal/Install Kit for 19+ Cummins - DNRcustoms.com
People have noticed an increase in spool up and throttle response, fuel economy gains and EGT reductions, all on stock vehicles with OEM tuning and all emission equipment present. Click on the description tab below for more information.
If you are looking for installation, here is a list of qualified installers.
DNR Customs in Wales, MI
Unrivaled Diesel in Weatherford , TX
Powerhouse Machine in Edmonton, Alberta
Central Florida Diesel in Cocoa West, Fl
Point Blank Performance in Joneseboro, AR
Crustin's Diesel in Bertram TX
Armor Inc. Diesel in Red Deer Alberta
Duernberger Diesel Service, Iron Ridge WI
Straight Camshaft Key for 6BT Cummins (’89–’25) Ensure a secure, precision fit for your 6BT Cummins camshaft with this Straight Key, compatible with 1989–2019model years....
High-Performance Cam Bearings – Made in the USA for Hamilton Cams ($18.99 each) Upgrade your Cummins valvetrain with our premium cam bearings, engineered to withstand...
This product has multiple variants. The options may be chosen on the product page
24-Valve Competition Valve Springs (110 lb Seat Pressure) – Up to 6,500 RPM Push your high-performance Cummins beyond 4,500 RPM with confidence using our 24-Valve...
DLC-Coated Trunnions for 1998–2020 Cummins – Superior Protection & Lubrication Upgrade your Cummins valvetrain with DLC-Coated Trunnions designed for 1998–2020 models. Featuring a Diamond-Like Carbon...
Cummins Fire Ring Gaskets – Tested for High-Performance Builds Tired of dealing with blown gaskets on your modified Cummins engine? Our Fire Ring Gaskets are...
