Clay Smith Engineering Parts and Accessories

Support your local speed shop! This comfy cotton/poly pullover hoodie from Clay Smith Cams features a...

4.43 out of 5 stars ( 7 )

Extend the hot-rodding season with this Mr. Horsepower crossed flag hoodie! The poly/cotton blend hooded...

4.83 out of 5 stars ( 6 )

The Genuine Clay Smith Cams work shirt is the perfect blend of retro apparel and Mr. Horsepower's vintage...

4.43 out of 5 stars ( 7 )

Gear Bag, Clay Smith Cams Mr. Horsepower Travel Bag, Polyester, Black, Each

Part Number: HPC-A300

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Sweatshirt, 90th Anniversary Hoodie, Zip-up, Hooded, Cotton, Black, Clay Smith Cams Logo Front/Rear, Men's Large, Each

Part Number: HPC-MS90-LG

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Mr. Horsepower laser-cut metal signs give any space a big performance boost! The official mascot signage...

5.0 out of 5 stars ( 10 )

Sign, Clay Smith Cams Hot Rod, Metal, Laser Cut, 24.00 in. Width, 15.00 in. Height, Each

Part Number: HPC-A811

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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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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: Dec 5, 2025 if ordered today

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The Mr. Horsepower Resort shirt blends a retro design with the iconic cartoon mascot of legendary hot...

5.0 out of 5 stars ( 1 )

Timing Chain and Gear Set, Single Roller, 1-bolt, Iron Gears, Chevrolet, 7.4L, Set

Part Number: HPC-8399-9

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Spring Cups, 1.680 OD x 1.550 ID x .710 Guide ID x .145 Wall Height x .060 Thick, Set of 16

Part Number: HPC-8810-16

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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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Valve Springs, Single, 1.25 in. Outside Diameter, 404lbs/in. Rate, 1.111 in. Coil Bind Height, Set of 16

Part Number: HPC-SPR-SS-16

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Timing Chain Set (170/200ci)

Part Number: HPC-CSC-200-TCS

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Smog Rotator Replacement, 1.740 OD x 1.550 ID x .710 Guide ID , Set of 8

Part Number: HPC-8860-8

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Timing Chain and Gear Sets, True Roller, Double Roller, 3 Bolt, Steel Sprockets, Chevy, Small Block, Set

Part Number: HPC-8300-9

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Chrysler "A" True Roller (9 Key Way)

Part Number: HPC-8303-9

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Chrysler "B" True Roller 1-Bolt (9 Key Way)

Part Number: HPC-8304-9

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FE Ford 360, 390, 427, 428 True Roller (9 Key Way) 3 Keyway Set

Part Number: HPC-8308-9

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BB Chev True Roller (9 Key Way)

Part Number: HPC-8310-9

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BB Chev True Roller (9 Key Way)-.005

Part Number: HPC-8310-9-005

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SB Ford 1 Piece Fuel Pump Eccentric True Roller (9 Key Way)

Part Number: HPC-8320-9

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