PAC Racing Springs Camshafts & Valvetrain

Valve Springs, 1200 Series Circle Track, Dual, 1.550 in. O.D., 526 lbs./in. Rate, 1.200 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1245-16

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Valve Springs, 1300 Series Drag Race, Dual, 1.625 in. O.D., 629 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1328-16

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Valve Springs, RPM Series, Beehive, Single, 1.282 in./1.077 O.D., 286 lbs./in. Rate, 1.181 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1280X-16

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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 )

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1.522 OD 2.250 1.00" Dual Spring

Part Number: RSC-PAC-1360-16

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Valve Spring, RPM Series, Dual, 1.274 in. Outside Diameter, 550 lb/in., 0.630 in Inside Diameter, Set of 16

Part Number: RSC-PAC-1237X-16

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Valve Springs, Beehive, Single, 1.105 in. O.D., 342 lbs./in. Rate, 0.900 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1223-16

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Valve Springs, 1900 Series Hot Rod, Single, 1.500 in. O.D., 376 lbs/in. Rate, 1.115 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1900-16

5.0 out of 5 stars ( 3 )

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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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Valve Spring Shims, Hardened, 1.250 in. O.D., 0.570 in. I.D., .015 in./.020 in./.030 in./0.50 in. Thick, Set of 64

Part Number: RSC-PAC-KS93

5.0 out of 5 stars ( 2 )

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Valve Springs, 1300 Series Drag Race, Dual, 1.625 in. O.D., 629 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1324-16

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Valve Springs, Beehive, Single, 1.445 in. O.D., 370 lbs./in. Rate, 1.210 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1220-16

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Valve Spring Retainers, 400 Series, Dual, Titanium, 1.284 in. O.D., 8 degree, Set of 16

Part Number: RSC-PAC-R432-16

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Valve Locks, 10 degree, Square Groove-style, Machined, Steel, 1-groove, 0.342 in. Stem Diameter, Set of 16 Pairs

Part Number: RSC-PAC-L8027-16

5.0 out of 5 stars ( 1 )

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Valve Spring Retainers, 500 Series, Dual, Titanium, 1.300 in. O.D., 8 degree, Set of 16

Part Number: RSC-PAC-R532-16

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Valve Spring Retainers, 500 Series, Dual, Titanium, 1.450 in. O.D., 10 degree, Set of 16

Part Number: RSC-PAC-R536-16

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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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Valve Spring Shims, Hardened, 1.5 in. O.D., 0.570 in. I.D., 0.050 in. Thick, Each

Part Number: RSC-PAC-S184

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Valve Springs, RPM Series, Beehive, Single, 1.445 in. O.D., 408 lbs/in. Rate, 1.220 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1255X-16

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Valve Springs, Specialty and Class Specific, Single, 1.454 in. O.D., 500 lbs./in. Rate, 1.190 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1427-16

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Valve Locks, 10 degree, Square Groove-style, Machined, Steel, 1-groove, 0.344 in. Stem Diameter, Set of 16 Pairs

Part Number: RSC-PAC-L8025-16

4.5 out of 5 stars ( 2 )

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Valve Spring Retainers, 400 Series, Tall, Titanium, 1.480 in. Outer Spring O.D., 10 degree Lock, Dual Springs, +0.050 in. Installed Height, Set of 16

Part Number: RSC-PAC-R404-16

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Dual Spring 600 Series Retainer - Tool Steel Retainer for PAC-1530 & 1335 Dual Valve Springs. Lock angle: mi

Part Number: RSC-PAC-R632-16

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Valve Spring Locator, Inside Locating Shoulder, Steel, 1.270 in. O.D., 0.570 in. I.D., 0.060 in. Thick, GM LS Engines, Set of 16

Part Number: RSC-PAC-S135-16

5.0 out of 5 stars ( 1 )

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Valve Springs, 1400 Series, Single, 1.330 in. Outside Diameter, 526 lb/in., 0.930 in Inside Diameter, Set of 16

Part Number: RSC-PAC-1422-16

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Estimated Ship Date: Oct 27, 2025 if ordered today

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