PAC Racing Springs PAC-1218X - RPM Series LS1 HP Ovate Beehive Valve Spring

Part#: PAC-1218X Name: PAC-1218X RPM Series LS1 HP Ovate Wire Beehive SKU: PAC-1218X Alt Part#: PAC-1218X-16 Description: RPM Series LS1 HP Ovate Beehive Valve Spring OD Large End: 1.290 ID Large End: 0.885 ID Small End: 0.650 Install Height: 1.800 Load at Installed Height: 140 Spring Open Height: 1.200 Spring Open Load: 328 Recommended Valve Lift: 0.600 Spring Rate (lbs/in): 313.000 Mass (grams): 62.00 Coil Bind (max): 1.140