Availability
PAC Racing Springs Engines & Components
1.514 OD 2.200 1.000 inch lift Dual Spring
Part Number: RSC-PAC-1331-16
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Valve Springs, 1300 Series Drag Race, Triple, 1.645 in. Outside Diameter, 689 lb/in., 0.635 in Inside Diameter, Set of 16
Part Number: RSC-PAC-1350-16
Not Yet Reviewed
Estimated Ship Date: Apr 16, 2026 if ordered today
Estimated Ship Date: Apr 16, 2026 if ordered today
Shim Kit - 1.620 Diameter (64 pcs total)
Part Number: RSC-PAC-KS91
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Steel Valve Locks - Standard 10 degree - Square Groove - Standard Install Height
Part Number: RSC-PAC-L8092
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Steel Valve Locks - Standard 10 degree - Square Groove - Standard Install Height
Part Number: RSC-PAC-L8064
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Recessed Steel Valve Locks - Standard 10 degree - Square Groove - +0.050 Install Height
Part Number: RSC-PAC-LR8066
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Valve Locks, 7 degree, Square Groove-style, Machined, Steel, 1-groove, 0.344 in. Stem Diameter, Pair
Part Number: RSC-PAC-L8156
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Valve Spring Locator, Inside Locating Shoulder, Chromoly, 0.700 in. Inner Spring, 1.550 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Each
Part Number: RSC-PAC-S105
Estimated Ship Date: Apr 21, 2026 if ordered today
Estimated Ship Date: Apr 21, 2026 if ordered today
Steel Spring Seats (0.060 Thickness)
Part Number: RSC-PAC-S117
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.350 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Each
Part Number: RSC-PAC-S160
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Today
SINGLE RETAINER
Part Number: RSC-PAC-R374
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Steel Spring Seats (0.060 Thickness)
Part Number: RSC-PAC-S116
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1369 Valve Spring. Lock angle: STD 10 degree
Part Number: RSC-PAC-R566-16
Not Yet Reviewed
Estimated Ship Date: Apr 16, 2026 if ordered today
Estimated Ship Date: Apr 16, 2026 if ordered today
Triple Spring 500 Series Retainer - Titanium Retainer for Large OD Retainer for Large Triple Spring, for bette
Part Number: RSC-PAC-R565-16
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Triple Spring 500 Series Retainer - Titanium Retainer for Triple Drag Race Springs. Lock angle: STD 10
Part Number: RSC-PAC-R501-16
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Valve Spring Retainers, 500 Series, Dual, Titanium, 1.475 in. O.D., 10 degree, Set of 16
Part Number: RSC-PAC-R504-16
Not Yet Reviewed
Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1385 & 1395 Dual Valve Springs. Lock angle: STD
Part Number: RSC-PAC-R519-16
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Dual Spring 500 Series Retainer - Titanium Retainer for RPM Sereis Dual Valve Springs. Lock angle: mini 8 de
Part Number: RSC-PAC-R550-16
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Recessed Steel Valve Locks - Standard 10 degree - Square Groove - Standard Install Height
Part Number: RSC-PAC-LR8025
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Steel Spring Seats (0.060 Thickness)
Part Number: RSC-PAC-S112
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: 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: Today
Valve Springs, 1900 Series Hot Rod, Dual, 1.304 in. O.D., Chromoly Steel Retainers, 7 degree Locks, Kit
Part Number: RSC-PAC-KS16
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Titanium Valve Locks - Standard 8 degree - Square Groove - Standard Install Height
Part Number: RSC-PAC-L8055
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
Titanium Valve Locks - Standard 8 degree - Radius Groove - Standard Install Height
Part Number: RSC-PAC-L8082
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
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