Specifications

• Part# PAC-1258
• Name PAC-1258 Drag Race Bracket Race Triple
• SKU PAC-1258
• Alt Part# PAC-1258-16
• Description Drag Race 1200 Series Valve Spring 1.645 Triple - Bracket Race
• Outside Diameter 1.645
• Outer Spring ID 1.195
• Middle Spring ID 0.871
• Damper No
• Inner Spring ID 0.635
• Install Height 2.150
• Load at Installed Height 350
• Spring Open Height 1.200
• Spring Open Load 1004
• Recommended Valve Lift 0.950
• Spring Rate (lbs/in) 688
• Coil Bind (max) 1.130