Engines and Components› Camshafts and Valvetrain

Ferrea Racing

Ferrea 03-09 Yamaha YZF450 5V 13.3mm ID 38lbs at 29.5mm Seat Press Single Valve Springs - Set of 20

$115.78

SKU: F00K S10119

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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Ferrea Racing S10119 is a single valve spring designed for specific Yamaha models. It is constructed from a special alloy for endurance applications. The spring has an outside diameter of 18.30mm and an inside diameter of 13.3mm. It provides a seat pressure of 38 lbs at 29.5mm and an open pressure of 85 lbs at 19.5mm.

Fitment

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Specifications

BrandFerrea Racing
Part NumberF00K S10119

Videos

Ferrea- 5000 Series & 6000 Series valves

Ferrea- 5000 Series & 6000 Series valves
Ferrea Valve Springs

Ferrea Valve Springs
Ferrea - Tech Tuesday on Titanium valves

Ferrea - Tech Tuesday on Titanium valves

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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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