PAC Valve Spring - 1200 Series, Circle Track, Roller Cam - 1.550 OD dual, lift .700, 240lb/1.900

PAC 1200 Series Valve Springs feature our standard HP processing using wire manufactured from Kobe steel. These springs have excellent load loss while still maintaining a good fatigue life. These springs are developed for economical racing budgets. Set of 16.

• 1.550 OD dual
• .812 x 1.136 ID
• .700 max lift
• For Roller Cams
• 240lbs @ 1.900 installed height
• 625 lbs @ 1.200 open pressure
• Spring rate 550 lbs
• Coil Bind 1.100
• Use R505 10° Titanium Retainer
• Use S119 ID locator
• Use C204 Cup