Availability
Valve Spring Kit
Part Number: RSC-PAC-KS37
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
LS ENGINE KIT
Part Number: RSC-PAC-KS46
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
GN1 BUICK KIT 1201
Part Number: RSC-PAC-KS75
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
GN1 BUICK KIT 1201X
Part Number: RSC-PAC-KS76
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
VALVE SPRING
Part Number: RSC-PAC-1372
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
VALVE SPRING SET
Part Number: RSC-PAC-1372-16
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
SPRING
Part Number: RSC-PAC-1379H
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
VALVE SPRING ASSY
Part Number: RSC-PAC-1379H-16
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Valve Spring, 1300 Series Circle Track, Dual, 1.564 in. O.D., 525 lbs./in. Rate, 1.140 in. Coil Bind Height, Each
Part Number: RSC-PAC-1385
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
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Not Yet Reviewed
Estimated Ship Date: Today
Valve Spring, 1300 Series, Dual, 1.564 in. O.D., 513 lbs./in. Rate, 1.150 in. Coil Bind Height, Each
Part Number: RSC-PAC-1386
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Valve Springs, Specialty and Class Specific, Stock Eliminator GT500/CJ, Intake Spring, 1.083 in. O.D., 377 lbs./in., 1.219 in. Coil Bind, Set of 16
Part Number: RSC-PAC-1413X-16
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Valve Springs, Specialty and Class Specific, Stock Eliminator GT500/CJ, Exhaust Spring, 1.083 in. O.D., 377 lbs./in., 1.075 in. Coil Bind, Set of 16
Part Number: RSC-PAC-1414X-16
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Valve Springs, 1500 Series Circle Track Endurance, Dual, 1.284 in. O.D., 560 lbs./in. Rate, 1.180 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1530-16
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Valve Springs, 1500 Series, Dual, 1.514 in. O.D., 483 lbs./in. Rate, 1.160 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1561-16
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Valve Springs, Hot Rod Series, Dual, 1.490 in. O.D., 367 lbs./in. Rate, 1.075 in. Coil Bind Height, Each
Part Number: RSC-PAC-1914
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Valve Springs, Hot Rod Series, Dual, 1.545 in. O.D., 507 lbs./in. Rate, 1.130 in. Coil Bind Height, Set of 16
Part Number: RSC-PAC-1918-16
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
DIESEL VALVE SPRING PAIR
Part Number: RSC-PAC-D100
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Spring
Part Number: RSC-PAC-D100-16
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
VALVE SPRING
Part Number: RSC-PAC-D100-24
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
VALVE SPRING
Part Number: RSC-PAC-D200
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Spring
Part Number: RSC-PAC-D200-16
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
VALVE SPRING
Part Number: RSC-PAC-D200-32
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Valve Spring, 1200 Series, Dual, 1.310 in. Outside Diameter, 520 lb/in., 0.665 in Inside Diameter, Each
Part Number: RSC-PAC-1236X
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Valve Spring, 1200 Series, Dual, 1.550 in. Outside Diameter, 540 lb/in., 0.720 in Inside Diameter, Each
Part Number: RSC-PAC-1239
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Valve Springs, 1200 Series, Dual, 1.570 in. O.D., 743 lbs./in. Rate, 1.035 in. Coil Bind Height, Each
Part Number: RSC-PAC-1244
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
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