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PAC Racing Springs Valve Springs PAC-1427H-16

PAC Racing Springs Valve Springs PAC-1427H-16

PAC Racing Springs Valve Springs PAC-1427H-16

VALVE SPRING BBC STOCK ELIM

Part Number: RSC-PAC-1427H-16

Not Yet Reviewed

Estimated Ship Date: Apr 2, 2026 if ordered today

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Estimated Ship Date: Apr 2, 2026 if ordered today

PAC Racing Valve Spring Shims PAC-S188

PAC Racing Valve Spring Shims PAC-S188

PAC Racing Valve Spring Shims PAC-S188

Valve Spring Shims, Hardened, 1.25 in. O.D., 0.570 in. I.D., 0.050 in. Thick, Each

Part Number: RSC-PAC-S188

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PAC Racing Valve Spring Seats and Cups PAC-S138-16

PAC Racing Valve Spring Seats and Cups PAC-S138-16

PAC Racing Valve Spring Seats and Cups PAC-S138-16

Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.270 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Set of 16

Part Number: RSC-PACS138-16

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PAC Racing RPM Series Valve Springs PAC-1219X-16

PAC Racing RPM Series Valve Springs PAC-1219X-16

PAC Racing RPM Series Valve Springs PAC-1219X-16

Valve Springs, RPM Series, Beehive, Single, 1.307 in. O.D., 340 lbs/in. Rate, 1.100 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1219X-16

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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PAC Racing RPM Series Valve Springs PAC-1218X-16

PAC Racing RPM Series Valve Springs PAC-1218X-16

PAC Racing RPM Series Valve Springs PAC-1218X-16

Valve Springs, RPM Series, Beehive, Single, 1.290 in. O.D., 313 lbs/in. Rate, 1.140 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1218X-16

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PAC Racing Valve Spring Seats and Cups PAC-S113-16

PAC Racing Valve Spring Seats and Cups PAC-S113-16

PAC Racing Valve Spring Seats and Cups PAC-S113-16

Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S113-16

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PAC Racing Springs Valve Springs PAC-1369

PAC Racing Springs Valve Springs PAC-1369

PAC Racing Springs Valve Springs PAC-1369

1.635 Dual Drag Race Spring

Part Number: RSC-PAC-1369

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PAC Racing Valve Spring Seats and Cups PAC-S110-16

PAC Racing Valve Spring Seats and Cups PAC-S110-16

PAC Racing Valve Spring Seats and Cups PAC-S110-16

Valve Spring Locator, Inside Locating Shoulder, Steel, 1.500 in. O.D., 0.570 in. I.D., 0.060 in. Thick, Set of 16

Part Number: RSC-PAC-S110-16

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

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

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

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PAC Racing 1200 Series Circle Track Valve Springs PAC-1200-16

PAC Racing 1200 Series Circle Track Valve Springs PAC-1200-16

PAC Racing 1200 Series Circle Track Valve Springs PAC-1200-16

Valve Springs, 1200 Series Circle Track, Single, 1.244 in. O.D., 450 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1200-16

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

PAC Racing Valve Spring Shims PAC-S189

PAC Racing Valve Spring Shims PAC-S189

PAC Racing Valve Spring Shims PAC-S189

Valve Spring Shims, Hardened, 1.25 in. O.D., 0.570 in. I.D., 0.030 in. Thick, Each

Part Number: RSC-PAC-S189

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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PAC Racing Valve Spring Seats and Cups PAC-S101

PAC Racing Valve Spring Seats and Cups PAC-S101

PAC Racing Valve Spring Seats and Cups PAC-S101

Valve Spring Locator, Seat and Cup for Dual Springs, Inside Locating Shoulder Type, 1.550 in. O.D., 0.855 in./0.575 in. Dia. Steps, Chromoly, Each

Part Number: RSC-PAC-S101

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PAC Racing 1200 Series Valve Springs PAC-1218

PAC Racing 1200 Series Valve Springs PAC-1218

PAC Racing 1200 Series Valve Springs PAC-1218

Valve Springs, Beehive, Single, 1.290 in. O.D., 313 lbs./in. Rate, 1.140 in. Coil Bind Height, Each

Part Number: RSC-PAC-1218

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PAC Racing Valve Spring Seats and Cups PAC-S109-16

PAC Racing Valve Spring Seats and Cups PAC-S109-16

PAC Racing Valve Spring Seats and Cups PAC-S109-16

Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S109-16

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PAC Racing Valve Spring Shims PAC-S190

PAC Racing Valve Spring Shims PAC-S190

PAC Racing Valve Spring Shims PAC-S190

Valve Spring Shims, Hardened, 1.25 in. O.D., 0.570 in. I.D., 0.020 in. Thick, Each

Part Number: RSC-PAC-S190

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PAC Racing 300 Series Valve Spring Retainers PAC-R311-16

PAC Racing 300 Series Valve Spring Retainers PAC-R311-16

PAC Racing 300 Series Valve Spring Retainers PAC-R311-16

Valve Spring Retainers, 300 Series, Steel, 1.035 in. O.D., Single, Beehive, 7 degree, Set of 16

Part Number: RSC-PAC-R311-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 8, 2026 if ordered today

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Estimated Ship Date: Apr 8, 2026 if ordered today

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PAC Racing 300 Series Valve Spring Retainers PAC-R311

PAC Racing 300 Series Valve Spring Retainers PAC-R311

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PAC Racing 500 Series Valve Spring Retainers PAC-R512-16

PAC Racing 500 Series Valve Spring Retainers PAC-R512-16

PAC Racing 500 Series Valve Spring Retainers PAC-R512-16

Beehive 500 Series Retainer - Retainer for Ford (FMOD). Lock angle: 7 degree

Part Number: RSC-PAC-R512-16

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

PAC Racing 300 Series Valve Spring Retainers PAC-R310

PAC Racing 300 Series Valve Spring Retainers PAC-R310

PAC Racing 300 Series Valve Spring Retainers PAC-R310

Valve Spring Retainer, 300 Series, Steel, 1.035 in. O.D., Single, Beehive, 10 degree, Each

Part Number: RSC-PAC-R310

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PAC Racing 1200 Series Drag Race Valve Springs PAC-1248

PAC Racing 1200 Series Drag Race Valve Springs PAC-1248

PAC Racing 1200 Series Drag Race Valve Springs PAC-1248

Valve Spring, 1200 Series Drag Race, Triple, 1.645 in. O.D., 687 lbs./in. Rate, 1.130 in. Coil Bind Height, Each

Part Number: RSC-PAC-1248

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PAC Racing Valve Spring Seats and Cups PAC-S127-16

PAC Racing Valve Spring Seats and Cups PAC-S127-16

PAC Racing Valve Spring Seats and Cups PAC-S127-16

Steel Spring Seats (0.030 thick)

Part Number: RSC-PAC-S127-16

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PAC Racing Valve Locks PAC-L8159

PAC Racing Valve Locks PAC-L8159

PAC Racing Valve Locks PAC-L8159

Steel Valve Locks - Standard 10 degree - Radius Groove

Part Number: RSC-PAC-L8159

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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PAC Racing 500 Series Valve Spring Retainers PAC-R505-16

PAC Racing 500 Series Valve Spring Retainers PAC-R505-16

PAC Racing 500 Series Valve Spring Retainers PAC-R505-16

Valve Spring Retainers, 500 Series, Dual, Titanium, 1.400 in. O.D., 10 degree, Set of 16

Part Number: RSC-PAC-R505-16

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PAC Racing 1300 Series Drag Race Valve Springs PAC-1350-16

PAC Racing 1300 Series Drag Race Valve Springs PAC-1350-16

PAC Racing 1300 Series Drag Race Valve Springs PAC-1350-16

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: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

PAC Racing Valve Spring Seats and Cups PAC-S138

PAC Racing Valve Spring Seats and Cups PAC-S138

PAC Racing Valve Spring Seats and Cups PAC-S138

Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.270 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Each

Part Number: RSC-PAC-S138

Not Yet Reviewed

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PAC Racing 400 Series Valve Spring Retainers PAC-R450-16

PAC Racing 400 Series Valve Spring Retainers PAC-R450-16

PAC Racing 400 Series Valve Spring Retainers PAC-R450-16

Dual Spring 400 Series Retainer - Retainer for RPM Series Dual Valve Springs (mini 8 Locks). Lock angle: min

Part Number: RSC-PAC-R450-16

Not Yet Reviewed

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