Valve Springs

Valve Spring Kit, Dual Valve Springs, Chromoly Retainers, Locks, Seals, Chevy, LS, Kit

Part Number: TFS-2500286P

3.47 out of 5 stars ( 15 )

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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

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jul 24, 2026 if ordered today

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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

5.0 out of 5 stars ( 3 )

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Valve Springs, RPM Series, Dual, 1.304 in. O.D., 433 lbs./in. Rate, 1.000 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1207X-16

5.0 out of 5 stars ( 4 )

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Valve Springs, Dual, 1.304 in. OD, 7 Degree Locks, Titanium Retainers, 392 lbs/in., Set of 16

Part Number: TFS-2500287

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Estimated Ship Date: Jun 18, 2026 if ordered today

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Valve Springs, Dual, 1.304 in. OD, 7 Degree Locks, Steel Retainers, 392 lbs/in., Set of 16

Part Number: TFS-2500286

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Valve Spring, 1900 Series Hot Rod, Dual, 1.304 in. O.D., 392 lbs./in. Rate, 1.020 in. Coil Bind Height, Each

Part Number: RSC-PAC-1905

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Estimated Ship Date: May 27, 2026 if ordered today

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Valve Springs, RPM Series, Dual, 1.304 in. O.D., 433 lbs./in. Rate, 1.000 in. Coil Bind Height, Each

Part Number: RSC-PAC-1207X

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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

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Estimated Ship Date: May 27, 2026 if ordered today

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Valve Springs, 1900 Series Hot Rod, Dual, 1.304 in. O.D., Chromoly Steel Retainers, 7 degree Locks, Kit

Part Number: RSC-PAC-KS16

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Valve Springs, Dual Spring, 1.304 in Diameter, 409 Lbs/in. Spring Rate, 1.800 in Installed Height, Chevy, Each

Part Number: MEL-466594

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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 ea.

Part Number: SUM-174010D-1

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Valve Springs, PAC Racing, Dual, 1.304 in. Outside Diameter, 433 lbs./in. Rate, 1.000 in. Coil Bind, Set of 16

Part Number: TFS-16917-16

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Valve Springs, RPM Series, Dual, 1.304 in. O.D., 392 lbs./in. Rate, 1.000 in. Coil Bind Height, Each

Part Number: RSC-PAC-1205X

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Valve Springs, RPM Series, Dual, 1.304 in. O.D., 392 lbs./in. Rate, 1.000 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1205X-16

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Valve Springs, Hot Rod Series, Dual, 1.304 in. O.D., Titanium Retainers, 7 degree Locks, Kit

Part Number: RSC-PAC-KS18

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Valve Springs, Dual, 1.304 in. OD, 7 Degree Locks, Titanium Retainers, 433 lbs/in., Set of 16

Part Number: TFS-2500301

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Estimated Ship Date: Apr 24, 2026 if ordered today

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