UL-1420-01 | 276D Valve Spring 14mm lift

The 276D valve spring is a double valve spring suitable for 14mm of valve lift. Ultimate Performance offers spring retainers and platforms for the Duratec, 20XE and YB for this valve spring.

Specification

• Maximum lift: 14mm.
• Recommended fitted length; Outer Spring: 36mm, Inner Spring: 35mm.
• Spring Rate: 43N/mm (245lb/in) +/-5%
• Force at fitted length: 300N +/-7.5%
• Force at minimum length: 900N +/-5.0%
• Coil bound length: 19mm
• Outer diameter: 27.6mm