Clay Smith Engineering Gifts, Clothing and Memorabilia

Don't mess with a classic! Mr. Horsepower and his team of dedicated gearheads have been grinding killer...

4.89 out of 5 stars ( 9 )

Seat Cover, Sideless, Water Resistant, Mr. Horsepower, Each

Part Number: PLA-008616R01

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

Your kids will look good wherever they go with a Mr. Horsepower youth T-shirt! Featured in a large graphic...

5.0 out of 5 stars ( 4 )

Clay Smith Surf Board Sign

Part Number: HPC-A705

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

Hat, Beanie Cap, Black, Mr. Horsepower Logo, One Size Fits All, Each

Part Number: HPC-H16

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 10/20/2025

Mr. Horsepower black checkered flag romper is a baby bodysuit featuring Mr. Horsepower screenprinted...

5.0 out of 5 stars ( 2 )

Clay Smith Cams offers the "Horsepower With Attitude" toddler T-shirt for the kids with an attitude!...

4.6 out of 5 stars ( 10 )

Hat, Ball Cap, Cotton, Black, Mr. Horsepower Logo, Flexfit, Small/Medium, Each

Part Number: HPC-H18-S-M

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 10/20/2025

The Mr. Horsepower Since 1931 round metal sign lists some of the very best historic and current racetracks....

5.0 out of 5 stars ( 3 )

Sign, Mr. Horsepower with Attitude Metal Sign, Rectangular, Aftermarket Performance Brand Genre, Black/Red/White, 20.0 in. Width, 5.0 in. Height, Each

Part Number: HPC-A802

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

You have to crawl before you can race (or walk)! Start your tiny speedster out on the road to hotrodding...

5.0 out of 5 stars ( 1 )

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

4.83 out of 5 stars ( 6 )

Hat, Ball Cap, Cotton, Black, Embroidered, Clay Smith Cams Logo, Flexfit, Large/X-Large, Each

Part Number: HPC-H70-L-XL

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

Hat, Ball Cap, Cotton/Nylon/Polyester, Black, Mr. Horsepower Logo, Flex Fit, Each

Part Number: HPC-H40-S-M

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/20/2025

The Mr. Horsepower "Support Your Local Speed Shop" tank top features the perfect blend of retro apparel...

4.8 out of 5 stars ( 5 )

Clay Smith Cams offers the "Horsepower with Attitude" youth T-shirt for the kids with an attitude! Featuring...

Not Yet Reviewed

Who says wrenching and racing are boys-only? Not Lil Ms. Horsepower, that's for sure! Make sure your...

3.4 out of 5 stars ( 5 )

Ball Cap, Cotton, Gray, Mr. Horsepower Logo, Flexfit, Small/Medium, Each

Part Number: HPC-H30-S-M

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 10/20/2025

Sign, Mr. Horsepower Speed Team, Metal, 13.00 in. Width, 14.00 in. Height, Each

Part Number: HPC-A860

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

Hat, Ball Cap, Cotton, Black, Embroidered, Clay Smith Cams Logo, Flexfit, Small/Medium, Each

Part Number: HPC-H70-S-M

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

Hat, Pro Fit, Large Logo, Black, S/M

Part Number: HPC-H15-SM

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

Hat, Pro Fit, Large Logo, Black, L/XL

Part Number: HPC-H15-LXL

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

Hat, Ball Cap, Cotton, Black, Mr. Horsepower Logo, Flex Fit, Each

Part Number: HPC-H22-S-M

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

Speed up your holiday style with a Mr. Horsepower Ho Ho T-shirt. This cotton tee features Clay Smith's...

Not Yet Reviewed

The Mr. Horsepower tank top features the perfect blend of retro apparel and Mr. Horsepower's vintage...

5.0 out of 5 stars ( 2 )