Drag Cartel Camshafts - 004.5 K-Series
SHIPPING - RETURNS - WARRANTY - CANCELLATION POLICY
*** Market Conditions after 2020 have changed the landscape of automotive parts. Although we try to stock 1000's of items in our multiple warehouse and use multiple distribution channels, having back-orders are unavoidable in today's market. If you are in need of a product quickly, we suggest email, message, or call us for availability so that we may explore your options.
Email: Sales@Speedzoneweb.com
Call: 407-846-8430
Text: 407-749-6314
Frequently Asked Questions
Drag Cartel Camshafts - 004.5 K-Series is a performance-focused camshafts & valvetrain product for Honda, Acura, Mitsubishi, and import racing applications. Review the listed fitment, specifications, and available options before ordering.
Drag Cartel 004.5 Racing Camshafts for K-Series
Are you pursuing the absolute maximum naturally aspirated power from your Honda K-series engine? The Drag Cartel 004.5 Camshafts are the result of rigorous, high-end race and dyno testing, engineered to deliver the most aggressive performance profile available for dedicated all-motor racing applications. These cams are the key to unlocking the K-series engine's full, untapped potential.
Why are 004.5 Cams built for extreme performance?
The 004.5 cams feature an extremely aggressive profile that maximizes airflow and top-end horsepower, making them essential for serious track use and competition builds
- Ultimate Horsepower: The high lift and duration specifications are designed for peak naturally aspirated performance, ensuring maximum airflow through the cylinder head.
- Aerospace-Grade Rigidity: Constructed from 8620 steel billet material, these cams provide superior strength and stiffness, which is crucial for reducing valve float and maintaining stability at sustained, extended RPM ranges.
- Precision Engineering: CNC-ground profiles ensure accuracy and faster valve action, taking full advantage of the K-series roller rocker design.
Camshaft Specifications and Requirements
The Stage 004.5 Cams are dedicated race components and absolutely require a fully upgraded valve train for safe and reliable operation.
- Material: All-New 8620 Billet Steel
- Intake Lobe Specs:
- Lift: 14.5 mm
- Duration @ 0.050": 0.276"
- Exhaust Lobe Specs:
- Lift: 13.7 mm
- Duration @ 0.050": 0.274"
Required Upgrades (CRITICAL):
Valve Train: Due to the extreme lift and duration, an upgraded valve spring and retainer combination is mandatory. We offer the Supertech SPR-H1021D 92lb Spring (Optional combo available) to safely manage these aggressive profiles.

Installation Torque Specifications
Ensure precise and reliable installation by adhering to the following factory torque values:
- Intake Cam Gear Bolt: 83 lb-ft
- Exhaust Cam Gear Bolt: 51 lb-ft
- Pulse Plates: 29 lb-ft
Fitment and Engine Compatibility
The Drag Cartel 004.5 Racing Cams are compatible with many popular K-Series platforms used in high-performance builds.
Compatible Engines and Models:
Our History
For 26 years Speedzone Performance LLC has been providing aftermarket car parts to Central Floridians and 1000's of customers online. What makes us different than all the other places online? We have 3 actual brick and mortar locations where were serve customers daily and find new ways to provide support and assistance to the automotive community at large. From our in house SPDZ1 Brand, to our constantly growing in stock inventory, we strive to make our customer service and ease of purchase stand out from the rest! We are also one of the largest automotive part financing providers anywhere in the United States, and continue to provide more options for our customers every year. We love what we do, and it shows in every product we sell and every new customer who becomes a part of our Speedzone Family.