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PAC-1359-16 PART NUMBER
PAC 1300 Series Drag Race Valve Springs PAC-1359$640.39Dual Spring, 1.522" Outer Diameter, 1.050" ID of outer spring, 0.726" ID of inner spring, Seat Pressure 375 @ 2.200, Open Pressure 1200 @ 1.300, Coil Bind 1.190", Set of 16 Springs
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PAC-1360-16 PART NUMBER
PAC 1300 Series Drag Race Valve Springs PAC-1360$640.39Dual Spring, 1.522" Outer Diameter, 1.050" ID of outer spring, 0.726" ID of inner spring, Seat Pressure 400 @ 2.250, Open Pressure 1252 @ 1.300, Coil Bind 1.190", Set of 16 Springs
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PAC-1352-16 PART NUMBER
PAC 1300 Series Drag Race Valve Springs PAC-1352$667.08Triple Spring, 1.681" Outer Diameter, 1.195" ID of outer spring, 0.871" ID of middle, 0.635" ID of inner spring, Seat Pressure 480 @ 2.300, Open Pressure 1315 @ 1.250, Coil Bind 1.190", Set of 16 Springs
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PAC-1590-16 PART NUMBER
PAC Circle Track Endurance Valve Springs PAC-1590$733.79Dual Spring, 1.474" Outer Diameter, 1.050 ID outer, 0.754" Inner Diameter, Seat Pressure 250 @ 2.050, Open Pressure 670 @ 1.250, Coil Bind 1.190", Set of 16 Springs
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PAC-1561-1 PART NUMBER
PAC Circle Track Endurance Valve Springs PAC-1561$600.00Dual Spring, 1.514" Outer Diameter, 1.100 ID outer, 0.804" Inner Diameter, Seat Pressure 250 @ 2.000, Open Pressure 636 @ 1.200, Coil Bind 1.155", Set of 16 Springs
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