Availability
Engines & Engine Parts
Valve Spring Shims, Steel, Hardened, 1.437 in. Outside Diameter, .030 in. Thick, Set of 16
Part Number: CCA-4743-16
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring, Dual, 1.320 in. O.D., 1.100 in. Coil Bind Height, 400 lbs./in. Rate, Each
Part Number: CCA-26925-1
Estimated Ship Date: Jun 15, 2026 if ordered today
Estimated Ship Date: Jun 15, 2026 if ordered today
Valve Spring Locator, Steel, 0.70 in. Inside Diameter, 1.55 in. Outside Diameter, Set of 16
Part Number: AFR-8044-16
Not Yet Reviewed
Estimated Ship Date: Jun 22, 2026 if ordered today
Estimated Ship Date: Jun 22, 2026 if ordered today
Valve Springs, PAC Racing, Dual, 1.539 in. Outside Diameter, 500 lbs./in. Rate, 1.125 in. Coil Bind, Set of 16
Part Number: TFS-16097-16
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring Retainers, 300 Series, Dual Spring, 7 Degree, 1.300 in. O.D. Outer, 0.940 in. O.D. Inner, Chromoly Steel, Chevy, LS, Each
Part Number: RSC-PAC-R335
Not Yet Reviewed
Estimated Ship Date: Jun 18, 2026 if ordered today
Estimated Ship Date: Jun 18, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
PAC Racing 300 Series Valve Spring Retainers PAC-R335-16
Not Yet Reviewed
Estimated Ship Date: Today
Steel Spring Seats 0.030 thick for RPM Dual Springs
Part Number: RSC-PAC-S136
Not Yet Reviewed
Estimated Ship Date: Jun 16, 2026 if ordered today
Estimated Ship Date: Jun 16, 2026 if ordered today
Valve Spring Shims, Steel, Hardened, 1.437 in. Outside Diameter, .060 in. Thick, Set of 16
Part Number: CCA-4749-16
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring, Nex Tek, Dual, 1.335 in. Outside Diameter, 780 lbs/in., Each
Part Number: MAN-221422-1
Not Yet Reviewed
Estimated Ship Date: Jun 8, 2026 if ordered today
Estimated Ship Date: Jun 8, 2026 if ordered today
Valve Spring Locator, Outside Locating Shoulder, Chromoly, 0.070 in. Thick, 1.585 in. O.D., 0.640 in. I.D., 1.475 in. Spring O.D., Set of 16
Part Number: EW1-262-16
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Conical, Single, 1.030 in./1.286 in. O.D., 440 lbs./in. Rate, 1.125 in. Coil Bind Height, Each
Part Number: CCA-7228-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring Retainers, Titanium, 10 Degree, 1.550 in. Outside Diameter, .705 in. Inside Diameter, Set of 16
Part Number: MAN-23661-16
Not Yet Reviewed
Estimated Ship Date: Jun 8, 2026 if ordered today
Estimated Ship Date: Jun 8, 2026 if ordered today
Valve Spring, 1200 Series Drag Race, Triple, 1.645 in. O.D., 689 lbs./in. Rate, 1.130 in. Coil Bind Height, Each
Part Number: RSC-PAC-1246
Not Yet Reviewed
Estimated Ship Date: Jun 16, 2026 if ordered today
Estimated Ship Date: Jun 16, 2026 if ordered today
Valve Spring Locators, Inside, Steel, .062 in. Thick, 1.625 in. O.D., .570 in. I.D, .720 in. Shoulder, Set of 16
Part Number: MAN-42318-16
Estimated Ship Date: Jun 8, 2026 if ordered today
Estimated Ship Date: Jun 8, 2026 if ordered today
Steel Spring Seats (0.060 Thickness)
Part Number: RSC-PAC-S130
Not Yet Reviewed
Estimated Ship Date: Jun 16, 2026 if ordered today
Estimated Ship Date: Jun 16, 2026 if ordered today
Valve Springs, Dual, 1.320 in. O.D., 400 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 12
Part Number: CCA-26925-12
Not Yet Reviewed
Estimated Ship Date: Jun 15, 2026 if ordered today
Estimated Ship Date: Jun 15, 2026 if ordered today
Valve Spring Shim, Steel, Hardened, 1.480 in. Outside Diameter, .060 in. Thick, Each
Part Number: CCA-4750-1
Not Yet Reviewed
Estimated Ship Date: Jun 15, 2026 if ordered today
Estimated Ship Date: Jun 15, 2026 if ordered today
Valve Spring, 1200 Series, Beehive, Single, 1.025 in. O.D., 300 lbs./in. Rate, 1.060 in. Coil Bind Height, Each
Part Number: RSC-PAC-1233
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Shims - 1.500 - 0.030 thick
Part Number: RSC-PAC-S193
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring Retainers, Exhaust, Chromoly Steel, 7 Degree, 1.47 in. Outside Dia., .803 in. Inside Dia., Pair
Part Number: TFS-2500100-EXH
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring, 1200 Series Circle Track, Single, 1.244 in. O.D., 450 lbs./in. Rate, 1.100 in. Coil Bind Height, Each
Part Number: RSC-PAC-1200
Not Yet Reviewed
Estimated Ship Date: Jun 22, 2026 if ordered today
Estimated Ship Date: Jun 22, 2026 if ordered today
Valve Spring Retainer, Steel, 10 Degree, 1.550 in. Outside Diameter, .798 in. Inside Diameter, Each
Part Number: CCA-748-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Single, 1.550 in. O.D., 1.225 in. Coil Bind Height, Each
Part Number: MEL-466154
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring Locator, Inside Locating Shoulder, Steel, 0.100 in. Thick, 1.565 in. O.D., 0.535 in. I.D., 1.125 in. Spring I.D., Each
Part Number: CCA-4713-1
Not Yet Reviewed
Estimated Ship Date: Jun 15, 2026 if ordered today
Estimated Ship Date: Jun 15, 2026 if ordered today
SBC or BBC 1.500 Dual Springs, Advanced S.R. .850 Max Lift @ 275 Lb. seat @ 2.050 Installed, 938 Lb. @ 1.200 Open, 1.130 C.B., 780 Rate, 144g PAC 1330
Part Number: SUM-174040DP-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring, Single, 1.512 in. Diameter, 1.240 in. Coil Bind Height, Each
Part Number: MEL-VS-1040
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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