Filters
QualCast, LLC 52-27410SK
Spring Kit, High Performance Engine Valve Spring Kit Title Performance Kit with 16 Springs, 16 Retainers, and 32 Keepers Outside Diameter 1.460 Closed Pressure 135 @1.850 Open Pressure 420 @1.175
QualCast, LLC 52-4040
Spring, High Performance Engine Valve Spring Inside Diameter 0.657 Outside Diameter 0.995 Closed Pressure 84 @ 1.880 Open Pressure 252 @ 1.400
QualCast, LLC 52-4041
Spring, High Performance Engine Valve Spring Inside Diameter 0.868 Outside Diameter 1.180 Closed Pressure 75 @ 1.900 Open Pressure 150 @ 1.400
QualCast, LLC 52-4049
Spring, High Performance Engine Valve Spring Inside Diameter 0.945 Outside Diameter 1.344 Closed Pressure 178 @1.800 Open Pressure 250 @1.380
