Supertech SR20VE Valvetrain Kit (P12 8H6)

The Supertech SR20VE Valvetrain Kit (P12 8H6) is engineered specifically for Nissan SR20 engines equipped with P12 SR20VE heads featuring 5.5mm valve stems. This kit offers a comprehensive solution to upgrade your valvetrain by replacing factory single valve springs with durable dual valve springs, enhancing valve control and performance reliability.

Kit Components

• Titanium Retainers – lightweight and strong for improved valvetrain response
• Dual Valve Springs – available in 83lb and 115lb options to suit different performance needs
• Inner Spring Seats – required for proper installation of dual valve springs on P12 heads

Upgrading the valvetrain springs from the factory single springs to dual springs helps reduce valve float and improve engine stability at higher RPMs. It is recommended to select springs no stiffer than 83lb for all motor applications to maintain engine balance and reliability.

Optional Upgrades Include

• Intake Valves: Choose between no intake valve upgrade or adding +1 intake valve for enhanced airflow
• Exhaust Valves: Upgrade options include none or +2 Inconel valves for increased durability under high temperatures
• Valve Seals: Option to include valve seals for improved oil control and longevity
• Valve Guides: Choose whether to include valve guides to support valve stability and alignment

This valvetrain kit is ideal for enthusiasts seeking a reliable and tailored upgrade for their Nissan SR20 P12 engines. All components are designed to fit precisely with the P12 SR20VE heads (8H6) ensuring a seamless installation and optimized engine performance.