Availability
Valve Springs
BBC 1.645 Triple Springs, Endurance S.R., .950 Max Lift @ 350 Lb. seat @ 2.150 Installed, 1004 Lb. @ 1.200 Open, 1.130 C.B., 688 Rate, 183g PAC 1358
Part Number: SUM-174046TP-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring, PAC Racing, Single, 1.265 in. Outside Diameter, 526 lbs./in. Rate, 1.150 in. Coil Bind, Each
Part Number: TFS-16846-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
VALVE SPRING
Part Number: RSC-PAC-1333
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Pacaloy, Single, 1.260 in. Outside Diameter, 1.700 in. Installed Height, Set of 16
Part Number: TFS-15106
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Single, 1.045 in. Outside Diameter, 251 lbs./in. Rate, 0.860 in. Coil Bind Height, Set of 16
Part Number: CRO-68195-16
Estimated Ship Date: Today
Estimated Ship Date: Today
SBC or BBC 1.500 Dual Springs, Advanced S.R.1.000 Max lift @ 420 Lb. seat @ 2.175 Installed, 1200 Lb. @ 1.175 Open, 1.130 C.B., 780 Rate,144g PAC 1355
Part Number: SUM-174041DP-16
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
2018-23 Ford Coyote V8 Valve Springs, .551 Max lift @ 80 Lb. seat @ 1.811 Installed, 214 Lb. @ 1.260 Open, 1.208 CB, 1.031 Dia., 245 Rate, PAC 1281X
Part Number: SUM-174022BP-16
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
VALVE SPRING ASSY DRAG RACE
Part Number: RSC-PAC-1361H
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Quicksilver Valve Spring Kit 357 CT Iron Heads
Part Number: QSV-8M0120862
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Heavy-Duty, Dual, with Damper, 1.550 in. Outside Diameter, 1.19 in. Coil Bind Height, Set of 16
Part Number: EW1-985-16
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring, Specialty and Class Specific, Beehive Series, Single, 436 lbs./in. Rate, 1.190 in. Coil Bind Height, Each
Part Number: RSC-PAC-1409X
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, RPM Series, Dual, 1.324 in. O.D., 460 lbs./in. Rate, 1.000 in. Coil Bind Height, Each
Part Number: RSC-PAC-1208X
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 2026 if ordered today
Valve Spring, 1900 Series Hot Rod, Dual, 1.465 in. O.D., 417 lbs./in. Rate, 0.910 in. Coil Bind Height, Each
Part Number: RSC-PAC-1908
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 2026 if ordered today
1.536" OD 2.250 1.00" Dual Spring
Part Number: RSC-PAC-1361
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 2026 if ordered today
Valve Spring, 1200 Series, Dual, 1.310 in. Outside Diameter, 520 lb/in., 0.665 in Inside Diameter, Set of 16
Part Number: RSC-PAC-1236X-16
Not Yet Reviewed
Estimated Ship Date: Dec 28, 2026 if ordered today
Estimated Ship Date: Dec 28, 2026 if ordered today
Valve Springs, Hot Rod Series, Dual, 1.290 in. O.D., 370 lbs./in. Rate, 1.010 in. Coil Bind Height, Each
Part Number: RSC-PAC-1904
Not Yet Reviewed
Estimated Ship Date: Dec 28, 2026 if ordered today
Estimated Ship Date: Dec 28, 2026 if ordered today
Stock Replacement Valve Spring
Part Number: MEL-VS-2511
Not Yet Reviewed
Estimated Ship Date: Dec 3, 2026 if ordered today
Estimated Ship Date: Dec 3, 2026 if ordered today
SPRING ENGINE VALVE
Part Number: MEL-VS-1463
Not Yet Reviewed
Estimated Ship Date: Dec 3, 2026 if ordered today
Estimated Ship Date: Dec 3, 2026 if ordered today
SPRING ENGINE VALVE
Part Number: MEL-VS-1599
Not Yet Reviewed
Estimated Ship Date: Dec 3, 2026 if ordered today
Estimated Ship Date: Dec 3, 2026 if ordered today
VALVE SPRING KIT
Part Number: MEL-VSK46656T
Not Yet Reviewed
Estimated Ship Date: Dec 3, 2026 if ordered today
Estimated Ship Date: Dec 3, 2026 if ordered today
SPRING ENGINE VALVE
Part Number: MEL-VS-1620
Not Yet Reviewed
Estimated Ship Date: Dec 3, 2026 if ordered today
Estimated Ship Date: Dec 3, 2026 if ordered today
Stock Replacement Valve Spring
Part Number: MEL-VS-1682
Not Yet Reviewed
Estimated Ship Date: Dec 3, 2026 if ordered today
Estimated Ship Date: Dec 3, 2026 if ordered today
SPRING-ENGINE VALVE
Part Number: MEL-VS-2221
Not Yet Reviewed
Estimated Ship Date: Dec 3, 2026 if ordered today
Estimated Ship Date: Dec 3, 2026 if ordered today
Valve Spring, Single, 1.297 in. Diameter, 1.180 in. Coil Bind Height, Each
Part Number: MEL-VS-1070
Not Yet Reviewed
Estimated Ship Date: Dec 3, 2026 if ordered today
Estimated Ship Date: Dec 3, 2026 if ordered today
Valve Springs, Single, 0.942 in. Diameter, 80.9 lbs. Seat Pressure, 1.191 in. Coil Bind Height, Each
Part Number: MEL-VS-2256
Not Yet Reviewed
Estimated Ship Date: Dec 3, 2026 if ordered today
Estimated Ship Date: Dec 3, 2026 if ordered today
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