PSI TRIPLE VALVE SPRING 1.645 OD, 300LB@2″, 890LB@1.2″

SKU: ISK1246
1 in stock (can be backordered)

$1,167.53

Stock Available: Nil

Enhance engine performance with precise valve control using this triple valve spring featuring a 1.645-inch outer diameter. It delivers robust spring pressures of 300 lb at 2 inches and 890 lb at 1.2 inches, ensuring reliable valve operation under extreme conditions. Discover the engineering behind its durability and strength in the full description.

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Description

Maximize your engine’s valve stability and durability with this PSI Triple Valve Spring, engineered for high-performance applications where consistent valve control is critical. The spring’s triple-coil design offers superior resistance to valve float and spring surge, ensuring reliable operation at high RPMs.

With a precise 1.645-inch outer diameter, this valve spring fits tightly within the valve train assembly, optimizing space and maintaining proper alignment. The spring delivers a seat pressure of 300 lb at 2 inches, providing firm valve seating force for improved combustion efficiency, while the open pressure of 890 lb at 1.2 inches ensures strong valve closure under aggressive cam profiles.

Manufactured by Isky Racing Cams, a leader in performance engine components, the spring weighs 3.25 kg and measures 39 cm in length, 10 cm in width, and 8 cm in height, making it compatible with a variety of engine builds requiring robust valve spring specifications. The material composition and heat treatment processes employed guarantee long-term durability and resistance to fatigue under demanding operating conditions.

This valve spring is ideal for engine builders and racers seeking consistent valve control during high-speed operation, reducing the risk of valve train failure and improving engine reliability. Its triple spring configuration mitigates resonance issues, extending component life and maintaining optimal engine performance.

Installation is straightforward for engines designed to accommodate a 1.645-inch outer diameter spring, and its spring rates are calibrated to match aggressive camshaft profiles common in racing engines. The component’s dimensions and weight also contribute to balanced valve train dynamics.

Invest in a valve spring that delivers precise valve timing, enhanced durability, and superior resistance to mechanical stress. The PSI Triple Valve Spring by Isky Racing Cams stands as a benchmark for performance valve springs engineered for demanding engine environments.

Additional information

Weight 3.2500 kg
Dimensions 39.00 × 10.00 × 8.00 cm
Category list

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Brand

Isky Racing Cams