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PAC-KS34 PART NUMBER
PAC RPM Series Dual Valve Spring Kit PAC-KS34$961.70.750" Max Lift, 1208X Dual Valve Springs, R435 Tool Steel Retainers, L8113 Valve Locks, Valve Seals, S129 Spring Seats
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PAC-KS38 PART NUMBER
PAC RPM Series Dual Valve Spring Kit PAC-KS38$933.91.750" Max Lift, 1209X Dual Valve Springs, R435 Tool Steel Retainers, L8113 Valve Locks, S135 Spring Seats
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PAC-1227-16 PART NUMBER
PAC Circle Track Endurance Valve Springs PAC-1227$444.72Dual Spring, 1.539" Outer Diameter, 1.125 ID outer, .731" Inner Diameter, Seat Pressure 200 @ 1.950, Open Pressure 550 @ 1.250, Coil Bind 1.110", Set of 16 Springs
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PAC-1297-16 PART NUMBER
PAC Circle Track Endurance Valve Springs PAC-1297$444.72Dual Spring, 1.539" Outer Diameter, 1.125 ID outer, .731" Inner Diameter, Seat Pressure 200 @ 2.000, Open Pressure 550 @ 1.300, Coil Bind 1.110", Set of 16 Springs
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PAC-1209X-16 PART NUMBER
PAC RPM Series Valve Springs PAC-1209X$420.26Dual Spring, 1.324" Outer Diameter, 0.950" ID outer, .680" Inner Diameter, Seat Pressure 160 @ 1.800, Open Pressure 510 @ 1.100, Coil Bind 1.000", Set of 16 Springs
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