Clay Smith Engineering Parts and Accessories

Valve Springs, Dual, 1.625 in. Outside Diameter, 651lbs/in. Rate, 1.085 in. Coil Bind Height, Set of 16

Part Number: HPC-SPR-428-16

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

Valve Springs, Single, 1.525 in. Outside Diameter, 519lbs/in. Rate, 1.115 in. Coil Bind Height, Set of 16

Part Number: HPC-SPR-BS-16

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Special Order

Valve Springs, Dual, 1.276 in. Outside Diameter, 456lbs/in. Rate, 1.068 in. Coil Bind Height, Set of 16

Part Number: HPC-SPR-DLS-16

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

Valve Springs, Dual, 1.425 in. Outside Diameter, 288lbs/in. Rate, 1.027 in. Coil Bind Height, Set of 16

Part Number: HPC-SPR-DST-16

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

Valve Springs, Dual, 1.437 in. Outside Diameter, 331lbs/in. Rate, .988 in. Coil Bind Height, Set of 16

Part Number: HPC-SPR-DTS-16

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

Valve Springs, Dual, 1.437 in. Outside Diameter, 335lbs/in. Rate, 1.025 in. Coil Bind Height, Set of 16

Part Number: HPC-SPR-DTT-16

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

Valve Springs, Beehive, 1.290 in. Outside Diameter, 310lbs/in. Rate, 1.062 in. Coil Bind Height, Set of 16

Part Number: HPC-SPR-LS2-16

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

Valve Springs, Beehive, 1.305 in. Outside Diameter, 333lbs/in. Rate, 1.077 in. Coil Bind Height, Set of 16

Part Number: HPC-SPR-LS3-16

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

Valve Springs, Single, 1.460 in. Outside Diameter, 303lbs/in. Rate, 1.088 in. Coil Bind Height, Set of 16

Part Number: HPC-SPR-S-16

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Special Order

Valve Springs, Single, 1.539 in. Outside Diameter, 334lbs/in. Rate, 1.164 in. Coil Bind Height, Set of 16

Part Number: HPC-SPR-SBS-16

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

Valve Springs, Dual, 1.246 in. Outside Diameter, 264lbs/in. Rate, .904 in. Coil Bind Height, Set of 12

Part Number: HPC-SPR-TOY-12

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Special Order

Valve Springs, Single, 1.260 in. O.D., 431 lbs./in. Rate, 1.126 in. Coil Bind Height, Set of 16

Part Number: HPC-SPR-SST-16

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Special Order

Camshaft, Hydraulic Roller Tappet, 296 int./302 exh. Advertised Duration, 0.620 int./0.600 exh. Lift, 110 Lobe Separation, Steel Core,Chevy, Each

Part Number: HPC-150-6179

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Free Shipping
• Special Order

Lifters, Hydraulic Roller, Retrofit, Ford 351-W, 351-C - 400, T/B .875, Street Perf

Part Number: HPC-125-5323

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Free Shipping
• Special Order

Lifters, Hydraulic Roller, Factory Replacement, Chevrolet, Gen III/IV, Set of 16

Part Number: HPC-125-6504

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Free Shipping
• Special Order