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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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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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PAC-1247-16 PART NUMBER
PAC 1200 Series Drag Race Valve Springs PAC-1247$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 290 @ 2.070, Open Pressure 835 @ 1.270, Coil Bind 1.130", Set of 16 Springs
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PAC-1248-16 PART NUMBER
PAC 1200 Series Drag Race Valve Springs PAC-1248$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 332 @ 2.100, Open Pressure 950 @ 1.270, Coil Bind 1.200", Set of 16 Springs
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PAC-1249-16 PART NUMBER
PAC 1200 Series Drag Race Valve Springs PAC-1249$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 375 @ 2.200, Open Pressure 1064 @ 1.200, Coil Bind 1.130", Set of 16 Springs
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