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Clay Smith Engineering Parts and Accessories
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
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
95th Anniversary Hooded Sweatshirt - Black XL
Part Number: HPC-MS92-XL
Not Yet Reviewed
Estimated Ship Date: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
Don't mess with a classic! Mr. Horsepower and his team of dedicated gearheads have been grinding killer...
$30.00
—
$32.00
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
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Lifters, Hydraulic Flat Tappet, Non-Oiling, Ford, Inline 6-Cylinder, Set of 12
Part Number: HPC-120-1200
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
BOWLER BUTTON DOWN SUPPORT LOCAL
Part Number: HPC-MDS65-SM
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Ball Cap, Cotton, Gray, Mr. Horsepower Logo, Flexfit, Small/Medium, Each
Part Number: HPC-H30-S-M
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Hat, Ball Cap, Cotton/Nylon/Polyester, Black, Mr. Horsepower Logo, Flex Fit, Each
Part Number: HPC-H40-S-M
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Clay Smith Cams offers the "Horsepower with Attitude" youth T-shirt for the kids with an attitude! Featuring...
Not Yet Reviewed
$23.00
Clay Smith Cams celebrates 95 years of speed with these eye-catching anniversary T-shirts. They feature...
Not Yet Reviewed
$34.00
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
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Hat, Pro Fit, Large Logo, Black, S/M
Part Number: HPC-H15-SM
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Hat, Ball Cap, Cotton, Black, Mr. Horsepower Logo, Flex Fit, Each
Part Number: HPC-H22-S-M
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Spring Retainers, Chromoly Steel, 7 Degree, 1.440 in. O.D., .700 in. I.D., Set of 16
Part Number: HPC-8603-16
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
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
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve Locks, Stamped, Alloy Steel, 7 Degree, 1-Groove, 3/8 in. Valve Stem, Set of 32
Part Number: HPC-8701-16
Not Yet Reviewed
Estimated Ship Date: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
The Mr. Horsepower tank top features the perfect blend of retro apparel and Mr. Horsepower's vintage...
$30.00
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$34.00
$22.50
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$27.50
T-Shirt, Pin Stripe California, Black, Small
Part Number: HPC-M81-SM
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Lifters, Solid, Chevrolet-16pc
Part Number: HPC-120-0201
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Lifter, Hi-Rev, Hydraulic Flat Tappet, Chevrolet, Set of 16
Part Number: HPC-120-0111
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
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