Availability
Valve Springs
Valve Spring Kit, Dual Valve Springs, Chromoly Retainers, Locks, Seals, Chevy, LS, Kit
Part Number: TFS-2500286P
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
BUILD IT WITH SUMMIT!
LS Dual Springs, Hyd. Roller,.650 Max Lift @ 160 Lb. seat @ 1.800 Installed, 425 Lb. @ 1.125 Open, 1.020 C.B., 1.304 Dia., 392 Rate, Like PAC 1905 .
Part Number: SUM-174010D-16
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Nano-Peened Dual Valve springs, Titanium retainers, 160 lbs. seat pressure. 425 lbs. open at .670 lift. LS1, LS6, LS2, LS3, LQ4, LQ9, L92, Kit
Part Number: TFS-2500287P
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Valve Springs, RPM Series, Dual, 1.324 in. O.D., 500 lbs./in. Rate, 1.000 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1209X-16
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Valve Springs, Dual, Nano Peened Double Platinum, 160 lbs. Seat Pressure. 425 lbs. Open at .670 Lift. LS1, LS6, LS2, LS3, LQ4, LQ9, L92, Set of 16
Part Number: TFS-16905P-16
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Valve Springs, Single Beehive, 1.185 in. Seat Diameter, 400 lb/in., 1.100 in. Coil Bind Height, Set of 16
Part Number: CCA-26056-16
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Valve Springs, 1200 Series, Beehive, Single, 1.445 in. O.D., 370 lbs/in. Rate, 1.210 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1220X-16
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Valve Springs, Dual, 1.304 in. OD, 7 Degree Locks, Steel Retainers, 392 lbs/in., Set of 16
Part Number: TFS-2500286
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Valve Springs, Dual, 1.295 in. OD, 7 Degree Locks, Titanium Retainers, 392 lbs/in., Set of 16
Part Number: TFS-2500289
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Valve Springs, Conical, Single, 1.165 in. Coil Bind Height, 361 lbs./in. Spring Rate, Set of 16
Part Number: BTC-SK017
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Valve Springs, Dual, Conical, Set of 16
Part Number: CCA-7245-16
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Valve Springs, PAC Racing, Dual, 1.300 in. Outside Diameter, 392 lbs./in. Rate, 1.065 in. Coil Bind, Set of 16
Part Number: TFS-16905-16
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
VALVE SPRING SET
Part Number: RSC-PAC1282LX-16
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Valve Springs, PAC Racing, Dual, 1.324 in. Outside Diameter, 460 lbs./in. Rate, 1.000 in. Coil Bind, Set of 16
Part Number: TFS-16208-16
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Valve Springs, Single, 1.390 in. Outside Diameter, 485 lbs./in. Rate, 1.165 in. Coil Bind Height, Set of 16
Part Number: CCA-7256-16
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
LSX Valve Spring and Retainer Kit, Dual Per Valve, 1.310 in. OD, 392 lbs./in. Rate, Titanium Retainers, Kit
Part Number: LPE-L230075897
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Valve Spring, 1200 Series, Dual, 1.244 in. Outside Diameter, 540 lb/in Rate, 0.624 in. Inside Diameter, Each
Part Number: RSC-PAC-1202
Not Yet Reviewed
Valve Springs, Conical, 160 lbs. @ 1.875 in., 395 lbs. @ 1.225 in., 0.650 in. Max Lift, LT4, Kit
Part Number: BTC-SK014
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Valve Spring, 1200 Series, Beehive, Single, 1.445 in. O.D., 370 lbs/in. Rate, 1.210 in. Coil Bind Height, Each
Part Number: RSC-PAC-1220X
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Valve Springs, Retainers, Dual Springs, Titanium Retainers, Steel Locks, Single Groove, Kit
Part Number: CXM-VSK143306
Not Yet Reviewed
Estimated Ship Date: Mar 25, 2026 if ordered today
Estimated Ship Date: Mar 25, 2026 if ordered today
Valve Springs, RPM Series, Dual, 1.324 in. O.D., 460 lbs./in. Rate, 1.000 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1208X-16
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Valve Springs, RPM Series, Dual, Titanium Retainers, Locks, Kit
Part Number: RSC-PAC-KS34
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
Valve Springs, 1900 Series Hot Rod, Dual, 1.304 in. O.D., 392 lbs./in. Rate, 1.020 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1905-16
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered 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: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Valve Springs, Dual, 1.324 in. OD, 7 Degree Locks, Titanium Retainers, 460 lbs/in., Set of 16
Part Number: TFS-2500305
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
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