Availability
Valve Springs
Valve Springs, Dual, 1.557 in. Outside Diameter, 471 lbs./in. Rate, 1.150 in. Coil Bind Height, Set of 16
Part Number: HRS-98635
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
Valve Spring, 1300 Series Drag Race, Triple, 1.645 in. Outside Diameter, 689 lb/in., 0.635 in Inside Diameter, Each
Part Number: RSC-PAC-1350
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Valve Springs, Dual, 1.640 in. Outside Diameter, 645 lbs./in. Rate, 1.070 in. Coil Bind Height, Set of 16
Part Number: HRS-98739
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
Valve Spring, 1200 Series, Dual, 1.274 in. Outside Diameter, 550 lb/in., 0.630 in Inside Diameter, Each
Part Number: RSC-PAC-1237X
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, Single, 1.105 in. Outside Diameter, 324 lbs./in. Rate, 0.900 in. Coil Bind Height, Set of 16
Part Number: CCA-26123-16
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
Valve Springs, Dual, 1.539 in. Diameter, 510 lbs./in., 1.150 in. Coil Bind Height, Set of 16
Part Number: HRS-98650
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Trick Flow® by PAC Racing Dual Valve Springs TFS-16097-16
Not Yet Reviewed
Estimated Ship Date: Today
Valve Springs, Dual, Mechanical Flat Tappet, 1.435 in. O.D., 455 lbs/in, 1.055 in. Coil Bind Height, Set of 16
Part Number: HRS-98437
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve Springs, Single, 1.475 in. O.D., 1.125 in. Coil Bind Height, Each
Part Number: MEL-466174
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring, 1200 Series Circle Track, Dual, 1.550 in. O.D., 526 lbs./in. Rate, 1.200 in. Coil Bind Height, Each
Part Number: RSC-PAC-1245
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring Kit, Sure Seat, Single, 1.222 in. Outside Diameter, Steel Retainers, Steel Locks, 7 degree, Kit
Part Number: EDL-5894
Estimated Ship Date: Mar 6, 2026 if ordered today
Estimated Ship Date: Mar 6, 2026 if ordered today
Valve Spring, Single, 1.072 in. / 1.307 in. Diameter, Chevy, LS, Each
Part Number: MEL-461219
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
SPRING-ENGINE VALVE
Part Number: MEL-VS320
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring, Dual, 1.437 in. Outside Diameter, 402 lbs./in. Rate, 1.020 in. Coil Bind Height, Each
Part Number: CCA-995-1
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, OE Replacement, Standard Style, Single, 1.160 in. Coil Bind Height, 1.250 in. O.D., Chevrolet, Set of 100
Part Number: PIO-RV-943-X-100
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Valve Spring, 1200 Series, Beehive, Single, 1.250 in. Outside Diameter, 363 lb/in., 0.845 in Inside Diameter, Each
Part Number: RSC-PAC-1283
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Spring, Single, 1.241 in. Outside Diameter, 1.700 in. Installed Height, Each
Part Number: NAL-94666580
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Springs, 1200 Series, Dual, 1.550 in. O.D., 663 lbs./in. Rate, 1.150 in. Coil Bind Height, Each
Part Number: RSC-PAC-1226
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Valve Springs, Triple, 1.677 in. Outside Diameter, 720 lbs./in. Rate, 1.142 in. Coil Bind Height, Set of 16
Part Number: MAN-221449P-16
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Valve Spring, RPM Series, Dual, 1.274 in. Outside Diameter, 600 lb/in., 0.630 in Inside Diameter, Each
Part Number: RSC-PAC-1238X
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Valve Spring, Dual, 1.465 in. Outside Diameter, 420 lbs./in. Rate, 0.950 in. Coil Bind Height, Each
Part Number: HRS-98438-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
SPRING-NISSAN SR20DE/SR20DET
Part Number: MAN-22165-16
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Valve Springs, Dual, 1.530 in. Outside Diameter, 415 lbs./in. Rate, 1.160 in. Coil Bind Height, Set of 16
Part Number: ISK-8005-SP
Not Yet Reviewed
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
VALVE SPRING SET
Part Number: RSC-PAC-R364-16
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Valve Springs, Conical, Single, 0.615 in. Maximum Valve Lift, 1.030 in./1.286 in. O.D., Set of 12
Part Number: CCA-7228-12
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
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