Clay Smith Engineering Engines & Components

Camshaft, Hydraulic Roller Tappet, 280 int./282 exh. Advertised Duration, 0.510 int./0.492 exh. Lift, 108 Lobe Separation, Retro, Chevy, Each

Part Number: HPC-150-3102

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Estimated Ship Date: Mar 30, 2026 if ordered today

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8 pc of 1.450 Spring Cups 1.540" OD x 1.450" ID & 8 pc of Smog Rotator Replacements 1.735" OD x 1.450" ID spring

Part Number: HPC-8851-16

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Camshaft, Hydraulic Flat Tappet, 274 int./274 exh. Advertised Duration, 0.485 int./0.485 exh. Lift, 110 Lobe Separation, Chevy, Each

Part Number: HPC-02-013

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Camshaft, Hydraulic Flat Tappet, 274 int./274 exh. Advertised Duration, 0.484 int./0.484 exh. Lift, 108 Lobe Separation, Chevy, Each

Part Number: HPC-02-012

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Camshaft, Hydraulic Roller Tappet, 283 int./286 exh. Advertised Duration, 0.585 int./0.585 exh. Lift, 112 Lobe Separation, Chevy, Each

Part Number: HPC-150-6100

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Camshaft, Hydraulic Roller, 282 int./296 exh. Advertised Duration, .544 int./.534 exh. Lift, 108 Lobe Separation, Retrofit, Chevy, Small Block, Each

Part Number: HPC-150-3107

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Lifters, Hydraulic Flat Tappet, Non-Oiling, Ford, Inline 6-Cylinder, Set of 12

Part Number: HPC-120-1200

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Camshaft, Mechanical flat tappet, 284 int./284 exh. Advertised Duration, 0.462 int./0.462 exh. Lift, 108 Lobe Separation, Ford, Each

Part Number: HPC-81-051

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Camshaft, Hydraulic Flat Tappet, 267 int./267 exh.. Advertised Duration, 0.448 int./0.448 exh. Lift, 108 Lobe Separation, Ford, Each

Part Number: HPC-07-015

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Valve Springs, Dual, 1.460 in. O.D., 398 lbs./in. Rate, 1.023 in. Coil Bind Height, Set of 16

Part Number: HPC-SPR-HT-16

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Estimated Ship Date: Mar 16, 2026 if ordered today

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Valve Spring Retainers, Chromoly Steel, 7 Degree, 1.440 in. O.D., .700 in. I.D., Set of 16

Part Number: HPC-8603-16

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Camshaft, Hydraulic Roller, Stepped Front, 296 int./300 exh. Advertised Duration, .620 int./.569 exh. Lift, 107 Lobe Separation, Chevy, BB, Each

Part Number: HPC-160-3105-S

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Camshaft, Hydraulic Roller Tappet, Stepped Front, 296 int./300 exh. Advertised Duration, 0.620 int./0.569 exh. Lift, 110 Lobe Separation, Chevy, Each

Part Number: HPC-160-3115-S

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Camshaft, Hydraulic Roller Tappet, 292 int./294 exh. Advertised Duration, 0.548 int./0.510 exh. Lift, 108 Lobe Separation, Retro, Chevy, Each

Part Number: HPC-150-3103

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 30, 2026 if ordered today

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Camshaft, Hydraulic Roller Tappet, 292 int./294 exh. Advertised Duration, 0.548 int./0.510 exh. Lift, 108 Lobe Separation, Retro, Chevy, Each

Part Number: HPC-150-3103-S

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Valve Locks, Stamped, Alloy Steel, 7 Degree, 1-Groove, 3/8 in. Valve Stem, Set of 32

Part Number: HPC-8701-16

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Lifters, Solid, Chevrolet-16pc

Part Number: HPC-120-0201

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Lifter, Hi-Rev, Hydraulic Flat Tappet, Chevrolet, Set of 16

Part Number: HPC-120-0111

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Timing Chain and Gear Set, True Roller, Double Roller, 3 Bolt, Billet Steel Sprockets, Chevy, Big Block, Set

Part Number: HPC-9310-9

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Valve Springs, Beehive, 1.290 in. O.D., 260 lbs./in. Rate, 1.027 in. Coil Bind Height, Set of 16

Part Number: HPC-SPR-LS1-16

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Estimated Ship Date: Mar 20, 2026 if ordered today

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BB Chev Gen 6 Hyd Roller (9 Key Way) 4SR-50 Chain

Part Number: HPC-8398-9

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Valve Springs, Single, 1.26 in. Outside Diameter, 405lbs/in. Rate, 1.104 in. Coil Bind Height, Set of 16

Part Number: HPC-SPR-STR-16

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Spring Cups, 1.315 OD x 1.245 ID x .515 Guide ID x .220 Wall Height x .055 Thick, Set of 16

Part Number: HPC-8801-16

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Steel Retainer 11/32 X 1.250" 7 Degree *16 pc

Part Number: HPC-8600-16

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Valve Spring Retainers, Chromoly Steel, 7 Degree, 1.250 in. O.D., .680 in. I.D., Set of 12

Part Number: HPC-8617-12

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Estimated Ship Date: Mar 30, 2026 if ordered today

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