​The RA301E-NS05J is a high-performance exhaust camshaft developed by Real Speed Engineering (RSE) for the Nissan RB26DETT engine, which powers the Nissan Skyline GT-R models BNR32 and BCNR33. This camshaft is engineered to enhance engine performance by optimizing exhaust valve timing and lift, resulting in improved exhaust flow and increased power output.​

Key Features:

• Duration: 292 degrees​

• Maximum Cam Lift: 11.50 mm

• Application: Exhaust side​

• Compatibility: Nissan RB26DETT engines in Skyline GT-R BNR32 and BCNR33 models​

• Design: Solid type camshaft, suitable for high-performance applications​

Performance Highlights:

• Extended Valve Duration: The 292-degree duration allows for prolonged valve opening periods, facilitating better exhaust gas expulsion and enhancing engine breathing efficiency.​

• Increased Valve Lift: With a maximum cam lift of 11.50 mm, this camshaft permits greater valve movement, contributing to improved exhaust flow and potential power gains.​

• High-Performance Design: Tailored for high-output applications, the RA301E-NS05J camshaft is ideal for enthusiasts seeking significant performance improvements in their RB26DETT engines.​

Recommended Supporting Components:

To ensure optimal performance and reliability when installing the RA301E-NS05J camshaft, RSE recommends the following components:​

• Valve Springs: RSE RB26 TYPE-B valve spring set (Part Number: RA304A-NS05B)

• Valve Lifters: RSE RB26 valve lifter +1.0mm (Part Number: RA307A-NS05A)​

These components are designed to complement the camshaft's specifications, ensuring proper valvetrain operation and durability under high-performance conditions. ​

It's important to note that installing the RA301E-NS05J camshaft may require additional modifications to the valvetrain and proper tuning to maximize its benefits. Consulting with a professional experienced in RB26DETT engine modifications is recommended to achieve optimal results.