Availability
Valve Springs
Valve Springs, RPM Series, Beehive, Single, 0.650 in. Maximum Valve Lift, 423 lbs./in. Rate, Chrysler, Dodge, Jeep, Ram, Set of 16
Part Number: RSC-PAC-1232X-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
BUILD IT WITH SUMMIT!
6.4 Apache Hemi Valve Springs, .650 Max Lift @ 175 Lb. seat @ 2.050 Installed, 450 Lb. @ 1.396 Open, 1.346 C.B. 1.345 Dia., 423 Rate, Like PAC 1232X
Part Number: SUM-174016BP-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, 1300 Series Drag Race, Standard Style, Dual, 1.500 in. O.D., 780 lbs./in. Spring Rate, 1.130 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1330-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, PSI Dual Spring, No Dampener, 1.625 in. Outside Diameter, 622 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16
Part Number: ISK-DR425R
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, Dual, 1.549 in. Outside Diameter, 549 lbs./in. Rate, 1.225 in. Coil Bind Height, Set of 16
Part Number: CCA-26115-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
This product may not be eligible for select promotional offers
Valve Springs, PAC Racing, Dual, 1.550 in. Outside Diameter, 540 lbs./in. Rate, 1.190 in. Coil Bind, Set of 16
Part Number: TFS-16115-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, PAC Racing, Dual, 1.645 in. Outside Diameter, 580 lbs./in. Rate, 1.130 in. Coil Bind, Set of 16
Part Number: TFS-16959-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Springs, NexTek, Dual, 1.400 in. O.D., 575 lbs./in. Rate, 1.150 in. Coil Bind Height, Set of 16
Part Number: MAN-221446SF-16
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve Springs, 1200 Series Circle Track, Dual, 1.550 in. Outside Diameter, 540 lb/in., 0.720 in Inside Diameter, Set of 16
Part Number: RSC-PAC-1239-16
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Valve Springs, PAC Racing, Triple, 1.645 in. Outside Diameter, 688 lbs./in. Rate, 1.130 in. Coil Bind, Set 16
Part Number: TFS-16946-16
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Valve Springs, Dual, 1.625 in. Outside Diameter, 576 lbs./in. Rate, 1.205 in. Coil Bind Height, Set of 16
Part Number: CCA-26099-16
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
This product may not be eligible for select promotional offers
Need It Sooner? We recommend these similar substitute parts:
Howards Cams Pro-Alloy Mechanical Roller Valve Springs 98737
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Valve Springs, Dual, 1.620 in. Outside Diameter, 500 lbs./in. Rate, 1.200 in. Coil Bind Height, Set of 16
Part Number: MAN-221445P-16
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve Springs, Dual, 1.610 in. Outside Diameter, 546 lbs./in. Rate, 1.220 in. Coil Bind Height, Set of 16
Part Number: MAN-221444-16
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
1.500 OD 2.100 0.850 inch lift Dual Spring
Part Number: RSC-PAC-1330
Not Yet Reviewed
Need It Sooner? We recommend these similar substitute parts:
PAC Racing 1300 Series Drag Race Valve Springs PAC-1330-16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Valve Springs, 1200 Series Drag Race, Triple, 1.645 in. O.D., 689 lbs./in. Rate, 1.130 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1246-16
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Valve Springs, Hot Rod Series, Dual, 1.645 in. O.D., 580 lbs./in. Rate, 1.130 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1950-16
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
SPRING
Part Number: MAN-221420-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
6.4 Apache Hemi Valve Springs, .650 Max Lift @ 175 Lb. seat @ 2.050 Installed, 450 Lb. @ 1.396 Open, 1.346 C.B. 1.345 Dia., 423 Rate, Like PAC 1232X
Part Number: SUM-174016BP-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Spring, 1500 Series, Dual, 1.474 in. O.D., 525 lbs./in. Rate, 1.195 in. Coil Bind Height, Each
Part Number: RSC-PAC-1590
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
Valve Spring, Nex Tek, Dual, 1.500 in. Outside Diameter, 780 lbs/in., Set of 16
Part Number: MAN-221420-16
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve Spring, Dual, 1.610 in. Outside Diameter, 546 lbs./in. Rate, 1.220 in. Coil Bind Height, Each
Part Number: MAN-221444-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve Springs, Dual, 1.610 in. Outside Diameter, 546 lbs./in. Rate, 1.220 in. Coil Bind Height, Set of 16
Part Number: MAN-221444P-16
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve Spring, Nex Tek, Dual, 1.400 in. Outside Diameter, 575 lbs/in., Each
Part Number: MAN-221446SF-1
Not Yet Reviewed
Estimated Ship Date: Mar 25, 2026 if ordered today
Estimated Ship Date: Mar 25, 2026 if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster