Big Block Type/Material/Application: Single Beehive. PAC Alloy/Flat tappet or Hydraulic Roller Outside Diameter: 1.080/1.445 Inside Diameter: 0.650/1.000 Seat Pressure: 155 lbs @1.880 Open Pressure: 377 lbs @1.280 Rate Inch: 370 lb Coil Bind: 1.210 Max Net Lift: .600 This spring requires Ferrea Titanium Retainer #E12003 OR #E12006 and Ferrea Spring Seat Locator #SL1074 OR #SL1077
Big Block Type/Material/Application: Single Beehive. Ovate. PAC Alloy Nitrided/High Lift Extreme Application, Features additional processing for Extreme application. Outside Diameter: 1.100/1.445 Inside Diameter: 0.650/1.000 Seat Pressure: 155 @ 1.880 Open Pressure: 405 lbs @1.230 Rate Inch: 370 lbs Coil Bind: 1.210 Max Net Lift: .600 This Spring requires Ferrea Titanium Retainer #E12003 OR #E12006 and Ferrea Spring Seat Locator #SL1074 OR #SL1077.
SMALL BLOCK CORVETTE C8 - LT2 Type/Material/Application: Single Beehive. Ovate. PAC Alloy Nitrided High Lift Extreme Application Features additional processing for Extreme application Outside Diameter: 1.050/1.290 Inside Diameter: 0.650/0.885 Seat Pressure: 130 lbs @ 1.900? Open Pressure: 337 lbs @ 1.150? Rate Inch: 313 lbs Coil Bind: 1.080? Max Net Lift: 0.650? This Spring requires Ferrea Steel Retainer #E10029 OR Ferrea Titanium Retainer #E12014 and BOTH Ferrea Spring Seat Locator #SL1184 and #SL1183 (Hat Seal). (Discard OEM Hat Seal).
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