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ISK-8205-SP PART NUMBER
8205-SP Isky Endurance Dual Valve Springs$257.95Dual Spring, 1.530" OD Outer, 1.110" ID Outer, .730" ID Inner, Seat Pressure 150 @ 1.900, Open Pressure 436 @ 1.250, Coil Bind 1.150", Set of 16
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GMP-19420455 PART NUMBER
Chevrolet 19420455 Performance Valve Springs$99.76Valve Spring, Ovate Beehive Spring, 332 lb/in Spring Rate, 1.220 in Coil Bind, 1.320 in OD, Set of 16
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ISK-9975 PART NUMBER
Isky 9975 1.560" Dual Tool Room Valve Springs$487.95Dual Spring, 1.560" Outer Diameter, .740" Inner Diameter, Seat Pressure 245 @ 1.970, Open Pressure 585 @ 1.290, Coil Bind 1.190", Set of 16 Learn More -
ISK-235-D PART NUMBER
Isky 235D 1.260" Single Valve Springs$164.95Single Spring, 1.260" Outer Diameter, .886" Inner Diameter, Seat Pressure 130 @ 1.750, Open Pressure 320 @ 1.200, Coil Bind 1.150, Set of 16 Learn More -
PAC-1200-16 PART NUMBER
PAC Circle Track Endurance Valve Springs PAC-1200$261.28Dual Spring, 1.244" Outer Diameter, 0.860 ID outer, .770" Inner Diameter, Seat Pressure 125 @ 1.750, Open Pressure 350 @ 1.250, Coil Bind 1.090", Set of 16 Springs
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PAC-1224-16 PART NUMBER
PAC 1200 Series Drag Race Valve Springs PAC-1224$418.03Dual Spring, 1.625" Outer Diameter, 1.175" ID of outer spring, 0.851" ID of inner spring, Seat Pressure 275 @ 2.000, Open Pressure 810 @ 1.150, Coil Bind 1.100", Set of 16 Springs
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PAC-1225-16 PART NUMBER
PAC 1200 Series Drag Race Valve Springs PAC-1225$418.03Dual Spring, 1.550" Outer Diameter, 1.100" ID of outer spring, 0.788" ID of inner spring, Seat Pressure 250 @ 2.000, Open Pressure 765 @ 1.150, Coil Bind 1.200", Set of 16 Springs
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PAC-1226-16 PART NUMBER
PAC 1200 Series Drag Race Valve Springs PAC-1226$444.72Dual Spring, 1.550" Outer Diameter, 1.100" ID of outer spring, 0.788" ID of inner spring, Seat Pressure 275 @ 2.000, Open Pressure 805 @ 1.200, Coil Bind 1.150", Set of 16 Springs
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PAC-1228-16 PART NUMBER
PAC 1200 Series Drag Race Valve Springs PAC-1228$418.03Dual Spring, 1.6250" Outer Diameter, 1.175" ID of outer spring, 0.788" ID of inner spring, Seat Pressure 280 @ 2.100, Open Pressure 847 @ 1.150, Coil Bind 1.100", Set of 16 Springs
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PAC-1246-16 PART NUMBER
PAC 1200 Series Drag Race Valve Springs PAC-1246$495.86Triple Spring, 1.645" Outer Diameter, 1.195" ID of outer spring, 0.871" ID of middle spring, 0.635" ID of inner spring, Seat Pressure 250 @ 2.050, Open Pressure 801 @ 1.250, Coil Bind 1.130", Set of 16 Springs
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