Availability
Valve Springs, 1500 Series Circle Track Endurance, Dual, 1.284 in. O.D., 560 lbs./in. Rate, 1.180 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1530-16
Not Yet Reviewed
Estimated Ship Date: Oct 17, 2025 if ordered today
Estimated Ship Date: Oct 17, 2025 if ordered today
Valve Springs, 1500 Series, Dual, 1.514 in. O.D., 483 lbs./in. Rate, 1.160 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1561-16
Not Yet Reviewed
Estimated Ship Date: Oct 17, 2025 if ordered today
Estimated Ship Date: Oct 17, 2025 if ordered today
VALVE SPRING ASSY DRAG RACE
Part Number: RSC-PAC-1351L-16
Not Yet Reviewed
Estimated Ship Date: Oct 17, 2025 if ordered today
Estimated Ship Date: Oct 17, 2025 if ordered today
VALVE SPRING ASSY DRAG RACE
Part Number: RSC-PAC-1354L-16
Not Yet Reviewed
Estimated Ship Date: Oct 17, 2025 if ordered today
Estimated Ship Date: Oct 17, 2025 if ordered today
VALVE SPRING ASSY DRAG RACE
Part Number: RSC-PAC-1364M-16
Not Yet Reviewed
Estimated Ship Date: Oct 17, 2025 if ordered today
Estimated Ship Date: Oct 17, 2025 if ordered today
Valve Springs, MAX-LIFE Super Endurance Roller Valve Spring
Part Number: ISK-1542ML
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
Valve Springs, MAX-LIFE Super Endurance Roller Valve Spring
Part Number: ISK-1574ML
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
Valve Spring and Retainer Kits, Dual Spring, Standard Style, Tool Steel Retainers, Coated, Dodge, Cummins, 12V, Kit
Part Number: HML-07-S-002
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Valve Spring, Single Spring, Standard Style, Coated, Dodge, Ram, Cummins, 24V, Kit
Part Number: HML-07-S-110
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Valve Springs, Dual, 1.625 in. Outside Diameter, 651lbs/in. Rate, 1.085 in. Coil Bind Height, Set of 16
Part Number: HPC-SPR-428-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
VALVE SPRINGS
Part Number: ISK-425RML
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
VALVE SPRINGS
Part Number: ISK-427RML
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
Valve Springs, Valve Spring, Dual, 1.574 OD, .744 ID
Part Number: HRS-98396
Not Yet Reviewed
Estimated Ship Date: Nov 3, 2025 if ordered today
Estimated Ship Date: Nov 3, 2025 if ordered today
Valve Springs, PAC Racing, Dual, 1.460 in. Outside Diameter, 391 lbs./in. Rate, 1.050 in. Coil Bind, Set of 50
Part Number: TFS-16893-50
Not Yet Reviewed
Estimated Ship Date: Nov 3, 2025 if ordered today
Estimated Ship Date: Nov 3, 2025 if ordered today
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-16
Not Yet Reviewed
Estimated Ship Date: Nov 3, 2025 if ordered today
Estimated Ship Date: Nov 3, 2025 if ordered today
SBC or BBC 1.500 Dual Springs, Advanced S.R. .850 Max Lift @ 275 Lb. seat @ 2.050 Installed, 938 Lb. @ 1.200 Open, 1.130 C.B., 780 Rate, 144g PAC 1330
Part Number: SUM-174040DP-16
Not Yet Reviewed
Estimated Ship Date: Nov 3, 2025 if ordered today
Estimated Ship Date: Nov 3, 2025 if ordered 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: Nov 3, 2025 if ordered today
Estimated Ship Date: Nov 3, 2025 if ordered today
KIT-NexTek SPRING
Part Number: MAN-261454
Not Yet Reviewed
Estimated Ship Date: Nov 11, 2025 if ordered today
Estimated Ship Date: Nov 11, 2025 if ordered today
VALVE SPRING ASSY
Part Number: RSC-PAC-1312-24
Not Yet Reviewed
Camshaft, Chevy Small Block, Solid Roller, Circle Track, 4,200-7,800 RPM
Part Number: CPI-103-001
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2025 if ordered today
Estimated Ship Date: Dec 11, 2025 if ordered today
Camshaft, Chevy Small Block, Solid Roller, Circle Track, 4,200-7,800 RPM
Part Number: CPI-103-002
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2025 if ordered today
Estimated Ship Date: Dec 11, 2025 if ordered today
Camshaft, Chevy Small Block, Solid Roller, Circle Track, 4,200-7,800 RPM
Part Number: CPI-103-003
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2025 if ordered today
Estimated Ship Date: Dec 11, 2025 if ordered today
Camshaft, Chevy Small Block, Solid Roller, Circle Track, 4,200-7,800 RPM
Part Number: CPI-103-004
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2025 if ordered today
Estimated Ship Date: Dec 11, 2025 if ordered today
Camshaft, Chevy Small Block, Solid Roller, Circle Track, 4,400-8,000 RPM
Part Number: CPI-103-005
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2025 if ordered today
Estimated Ship Date: Dec 11, 2025 if ordered today
Camshaft, Chevy Small Block, Solid Roller, Circle Track, 4,200-7,800 RPM
Part Number: CPI-103-006
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2025 if ordered today
Estimated Ship Date: Dec 11, 2025 if ordered today
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