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PAC Racing Motorcycle Valve Spring – 2003-2012 Yamaha YZF450

0.560 in. ID – 0.756 in. OD – 1.060 in. installed Height – 0.380 in. Max Valve Lift


Your Price: $23.17

SKU: PAC-MX108

In Stock


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PAC Racing’s Motorcycle Valve Springs are available in both single and dual configurations with SKUs dedicated to popular applications including Harley-Davidson, Yamaha, Kawasaki, Honda, Suzuki, and KTM. These springs are constructed of our signature PACaloy super clean wire and heat-treated in-house for precision spring rates and improved strength.

  • Built using our signature PACaloy super clean wire to ensure strength and durability
  • Available for popular Yamaha, Kawasaki, Honda, Suzuki, KTM, and Harley-Davidson applications
SKU: PAC-MX108 Categories: , ,

GTIN: 00193564531254

Outer Diameter – Outer Valve Spring

0.756 IN

Inner Diameter – Outer Valve Spring

0.560 IN

Installed Height

1.060 IN

Installed Load

32 PS

Open Height

0.680 IN

Open Load

75 PS

Open Load / Height (Valve Open)

75 LB @ 0.680 IN

Valve Spring Rate

113 PS

Max Coil Bind

0.625 IN

Max Valve Lift

0.380 IN

Valve Spring Series

Motorcycle

Valve Spring Type

Single

Valve Spring Application

Motorcycle