2019-2024 Cummins 6.7L Flat Tappet Conversion Kit
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 certified for all Ram 2019-2024 2500 and 3500 diesels not in California.
People have noticed an increase in spool up and throttle response, fuel economy and EGT, all on stock vehicles with OEM tuning and all emission equipment present.
This kit will fit all 2019-2024 Rams with with hydraulic roller lifters.
We suggest Valvoline premium blue 15w-40 for warm weather operation or Valvoline 5w-40 for cold weather operation. Alternatively, Schaeffer 700 series is a great oil. If you have had your block or head surfaced, please call for fitment verification. SEMA certified for 49 state emissions. -occasionally there is a casting flaw that needs to be machined to allow tappet fitment.
Order Processing Time:
Orders are typically processed within 24-48 hours after the order has been placed.
Custom or special order items may take longer to process, typically 3-5 business days depending on the product and customization required.
Shipping Methods:
Standard Shipping (3-7 business days - location dependent)
Express Shipping (1-2 business days- location dependent)
Packaging:
All parts are securely packaged to better prevent any damage during transit. Fragile or high-value parts will be packaged with additional protective materials, such as bubble wrap or foam padding.
Shipping Rates:
Shipping rates vary based on the size, weight, and destination of the package. You can view the estimated shipping costs for your order during the checkout process before placing your order.
Order Tracking:
Once your order has been shipped, you will receive an email with the tracking number and carrier information. You can also track your order status by logging into your OCDiesel account.
USA Shipping:
We ship to the USA! (Except California) Please note that USA shipping rates and delivery times may vary based on destination. Customers are responsible for any customs fees, import taxes, or additional charges that may apply.
Not all products are stocked in-house. To ensure you receive your desired items promptly, please check for availability before placing your order. Some products may be backordered due to high demand or supply chain constraints, which could result in longer delivery times.
We strive to keep our inventory updated regularly, but availability can change quickly. For the most accurate information, contact the OCDiesel customer service team using either this link, or the chat bubble on the bottom right of this page.
