Description
These Ferrea alloy single valve springs deliver precise valve control for high-revving L15 engines, offering consistent spring rate and fitment for 2017–2020 Honda Civic Si applications. Designed as a direct-fit replacement, the springs maintain correct valve geometry with specified 21.35mm OD and 14.98mm ID dimensions, supplied as a balanced set intended for reliable camshaft performance and valvetrain stability during spirited driving and track use.
Features:
- Alloy single spring construction
- 21.35mm outside diameter
- 14.98mm inside diameter
- Direct fit for L15 engines
- Pack of 4 springs
Contents:
- 4 Ferrea alloy single valve springs (21.35mm OD, 14.98mm ID)
Vehicle Fitment:
- 2017–2020 Honda Civic Si L15
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