PAC Racing Springs Engines & Components

Titanium Valve Locks - Mini 8 degree - Radius Groove - +0.050 Install Height

Part Number: RSC-PAC-L8130-16

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Estimated Ship Date: Apr 15, 2026 if ordered today

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Shims - 1.620 - 0.030 thick

Part Number: RSC-PAC-S197

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VALVE LOCKS PAC STEEL

Part Number: RSC-PAC-L8143

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Valve Springs, 1300 Series, Dual, 1.625 in. O.D., 629 lbs./in. Rate, 1.100 in. Coil Bind Height, Each

Part Number: RSC-PAC-1328

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Shims - 1.500 - 0.030 thick

Part Number: RSC-PAC-S193

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S114

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Estimated Ship Date: Apr 15, 2026 if ordered today

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Valve Spring, 1900 Series Hot Rod, Dual, 1.540 in. O.D., 431 lbs./in. Rate, 1.125 in. Coil Bind Height, Each

Part Number: RSC-PAC-1924

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S121-16

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Estimated Ship Date: Apr 15, 2026 if ordered today

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Valve Locks, 8 degree, Square Groove-style, Machined, Steel, 1-groove, 0.344 in. Stem Diameter, Set of 16 Pairs

Part Number: RSC-PAC-L8145-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 15, 2026 if ordered today

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VALVE SPRING RETAINERS 16PC

Part Number: RSC-PAC-R387-16

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Estimated Ship Date: Apr 15, 2026 if ordered today

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RETAINER CHROME MOLY STEEL

Part Number: RSC-PAC-R391-16

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Estimated Ship Date: Apr 15, 2026 if ordered today

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VALVE LOCKS PAC STEEL

Part Number: RSC-PAC-L8161-16

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GODZILLA SRPING RETAINERS 16PC

Part Number: RSC-PAC-R393-16

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VALVE LOCKS PAC STEEL

Part Number: RSC-PAC-L8144-16

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Dual Spring 300 Series Retainer - Retainer for PAC-1200 & 1201. Lock angle: STD 8

Part Number: RSC-PAC-R349-16

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Estimated Ship Date: Apr 15, 2026 if ordered today

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Valve Locks, 8 degree, Square Groove-style, Machined, Steel, 1-groove, 0.342 in. Stem Diameter, Set of 16 Pairs

Part Number: RSC-PAC-L8035-16

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1.667 Triple Drag Race Spring - Pro Stock, Fuel

Part Number: RSC-PAC-1351-16

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Valve Springs, 1300 Series Drag Race, Triple, 1.681 in. O.D., 840 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1364L-16

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Steel Valve Locks - Mini 8 degree - Radius Groove - +0.050 Install Height

Part Number: RSC-PAC-L8136

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Estimated Ship Date: Apr 15, 2026 if ordered today

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1.514 OD 2.200 1.000 inch lift Dual Spring

Part Number: RSC-PAC-1331-16

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Valve Springs, 1300 Series Circle Track, Dual, 1.564 in. O.D., 525 lbs./in. Rate, 1.140 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1385-16

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Valve Springs, 1300 Series, Dual, 1.564 in. O.D., 513 lbs./in. Rate, 1.150 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1386-16

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Circle Track Small Diameter high lift endurance spring

Part Number: RSC-PAC-1373-16

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Valve Springs, 1300 Series Circle Track, Dual, 1.570 in. Outside Diameter, 743 lb/in., 0.780 in Inside Diameter, Set of 16

Part Number: RSC-PAC-1344-16

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Valve Spring Retainer, 300 Series, Steel, 1.035 in. O.D., Single, Beehive, 7 degree, Each

Part Number: RSC-PAC-R363

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