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Product Fitment:
2004-2021 Subaru STI
2002-2014 Subaru WRX
Designed for high-performance Subaru EJ engines, the Kelford Beehive Valve Spring and Titanium Retainer Kit is essential for high-lift camshaft applications and high-RPM durability. Engineered with premium materials and advanced surface treatments, this kit ensures reliability, endurance, and optimized valve control at elevated engine speeds.
Features:
Compatible with EJ20 and EJ25 engines in 2002-2014 WRX and 2004-2021 STi
Required for use with select Kelford camshaft sets
Ovate wire PACALOY beehive springs for reduced mass and improved valve control
Titanium retainers for lightweight strength and precision
Nano-peen and gold nitride surface finishes enhance spring fatigue resistantce
High-frequency spring design with 100 lb seat pressure at 35.50 mm installed height
12.0 mm maximum valve lift with 23.00 mm coil bind height
Includes:
(16) Beehive Valve Springs
(16) Titanium Retainers
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