Valve Springs | Summit Racing

Trick Flow® Double Platinum .660 LS Dual Valve Spring and Retainer Kits TFS-2500286P

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

Part Number: TFS-2500286P

3.47 out of 5 stars ( 15 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Trick Flow® Double Platinum .660 LS Dual Valve Spring and Retainer Kits TFS-2500287P

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: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing Specialty & Class Specific Valve Springs PAC-1409X-16

Valve Springs, Specialty and Class Specific, Beehive Series, Single, 436 lbs./in. Rate, 1.190 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1409X-16

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing 1400 Series Valve Springs PAC-1421-16

Valve Springs, 1400 Series, Single, 1.305 in. Outside Diameter, 437 lb/in., 0.943 in Inside Diameter, Set of 16

Part Number: RSC-PAC-1421-16

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Manley Professional Valve Springs 22429-16

Valve Springs, Dual, 1.550 in. Outside Diameter, 458 lbs./in. Rate, 1.180 in. Coil Bind Height, Set of 16

Part Number: MAN-22429-16

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

PAC Racing 1900 Series Hot Rod Valve Spring Kits PAC-KS16

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 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Manley NexTek Valve Springs 221432-16

Valve Springs, Dual, 1.530 in. Outside Diameter, 500 lbs./in. Rate, 1.200 in. Coil Bind Height, Set of 16

Part Number: MAN-221432-16

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today