Iron Ram 539 – Dodge 318/360 Magnum Hydraulic Roller Camshaft (1992–2003)
Unleash the hidden power of your Mopar Magnum engine with the Iron Ram 539, a precision-engineered hydraulic roller camshaft designed for Dodge 318 (5.2L) and 360 (5.9L) engines from 1992–2003.
With 218° duration @ .050 on both intake and exhaust and an advertised duration of 288°, the Iron Ram 539 delivers crisp throttle response, a wide torque curve, and street-friendly drivability. When paired with 1.6:1 rocker arms, it provides a net valve lift of .539", making it the ideal choice for EFI street builds, daily-driven trucks, and performance applications that demand both power and reliability.
⚙️ Camshaft Specs:
Duration @ .050": 218° / 218°
Advertised Duration: 288°
Net Valve Lift (with 1.6 Rockers): .539"
Lobe Separation Angle (LSA): 114°
Type: Hydraulic Roller
RPM Range: 1,500–5,500
✅ Perfect For:
Dodge 318 / 360 Magnum engines (1992–2003)
EFI-equipped trucks, Dakotas, and performance street rods
Builders looking for a strong midrange with clean idle quality
Street-driven performance where reliability and drivability matter
🔥 Why Choose the Iron Ram 539:
Strong torque curve and throttle response for real-world performance
Works seamlessly with factory EFI systems
Precision-ground for long-lasting durability and consistent results
🧠 Over 30 Years of Camshaft Expertise
Every camshaft is crafted in-house from brand-new cores — no outsourcing, no shortcuts. With more than three decades of hands-on experience, our team ensures every grind meets the highest standards of performance and reliability.