Engines & Engine Parts

Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched...

Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your...

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Results 1 - 25 of 1780

Chevrolet Performance LT4 Hot Cam Hydraulic Roller Camshafts 24502586

Camshaft, Hydraulic Roller Tappet, Duration at .050 in. 218/228, Lift .525/.525 w/1.6 ratio, .492/.492 w/1.5, Chevy, 5.7L, LT1, Each

Part Number: NAL-24502586

4.9 out of 5 stars ( 21 )

Estimated Ship Date: Today

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Ford Performance Parts Hot Rod Camshafts M-6550-3V

Camshaft, Hydraulic Roller Follower, Duration @ .050 in. 221/240, Ford, 4.6L, 5.4L 3V, Set

Part Number: FMS-M-6550-3V

5.0 out of 5 stars ( 11 )

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PAC Racing 1900 Series Hot Rod Valve Springs PAC-1924-16

Valve Springs, 1900 Series Hot Rod, Dual, 1.540 in. O.D., 431 lbs./in. Rate, 1.125 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1924-16

Not Yet Reviewed

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Hot Cams Valve Shims 68-2073

Valve Shims, 7.48mm Diameter, 1.20mm - 3.50mm Thickness, for use on Honda®, Kawasaki, Suzuki, Yamaha, Kit

Part Number: HCP-HCSHIM01

3.0 out of 5 stars ( 2 )

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PAC Racing 1900 Series Hot Rod Valve Springs PAC-1900-16

Valve Springs, 1900 Series Hot Rod, Single, 1.500 in. O.D., 376 lbs/in. Rate, 1.115 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1900-16

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Hot Shot's Secret Replacement Frantz Synthetic Filter Medias FFMD-SYN

Filter Element, Replacement Frantz Filter, Polypropylene, 2 Micron, Each

Part Number: HOS-FFMD-SYN

Not Yet Reviewed

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Hot Cams Valve Shims 68-2072

Valve Shims, 9.48mm Diameter, 1.20mm - 3.50mm Thickness, for use on Honda®, Arctic Cat, Kawasaki, Polaris, Suzuki, Yamaha, Kit

Part Number: HCP-HCSHIM02

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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PAC Racing 1900 Series Hot Rod Valve Springs PAC-1901-16

Valve Springs, 1900 Series Hot Rod, Dual, 1.540 in. O.D., 492 lbs./in. Rate, 1.130 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1901-16

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

PAC Racing Hot Rod Series Valve Springs PAC-1901

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Hot Cams Refill Shim Packages 68-748160

Valve Shims, 1.60mm Thickness, 7.48mm Diameter, for use on Honda®, Kawasaki, Suzuki, Yamaha, Set of 5

Part Number: HCP-5PK748160

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Hot Rods Complete Bottom End Rebuild Kits for 1992-2002 CR80R, 1996-2002 CR80RB EXPERT - CBK0001

Rebuild Kit, Complete Bottom End, for use on Honda®, Kit

Part Number: HRI-CBK0001

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

Hot Rods Counterbalance Bearing Kits BBK0024

Counter Balancer Bearing COUNTER BALANCER BEARING KIT COUNTER BALANCER BEARING KIT

Part Number: HRI-BBK0024

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

PAC Racing 1900 Series Hot Rod Valve Springs PAC-1904-16

Valve Springs, 1900 Series Hot Rod, Dual, 1.290 in. O.D., 370 lbs./in. Rate, 1.010 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1904-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 18, 2026 if ordered today

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Estimated Ship Date: Jun 18, 2026 if ordered today

Hot Rods Plain Bearing Connecting Rod Bearings RBPL-005G

Crankshaft Bearing, PLAIN BEARING CONN ROD GREEN (

Part Number: HRI-RBPL-005G

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

Chevrolet Performance Gen 3 Hot Cam Kits 19355738

Cam and Valvetrain, Hydraulic Roller, Duration at .050 in. 218/227, Lift .525/.525, Chevy, 5.7L, LS1

Part Number: NAL-19355738

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Hot Rods Complete Bottom End Rebuild Kits for 2014-2021 YFZ450R, YFZ450R SE - HR00124

BOTTOM END KIT Yamaha

Part Number: HRI-HR00124

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Hot Cams Refill Shim Packages 68-748170

Valve Shims, 1.70mm Thickness, 7.48mm Diameter, for use on Honda®, Kawasaki, Suzuki, Yamaha, Set of 5

Part Number: HCP-5PK748170

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Hot Rods Complete Bottom End Rebuild Kits for 2012-2013 TRX420FM FOURTRAX RANCHER 4X4, TRX420FPM RANCHER 4X4 W/ POWER STEERING, TRX420TM FOURTRAX RANCHER - CBK0219

Powersports Bottom End Engine Kit, HOT ROD COMPLETE BOTTOM END KT TRX420FM / TM

Part Number: HRI-CBK0219

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

Hot Rods Connecting Rods 421-8675

HOT ROD KIT KFX700/BRUTE FORCE

Part Number: HRI-8675

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

Hot Rods Crankshaft Bearing and Seal Kits K088

main bearing MAIN BEARING & SEAL KIT MAIN BEARING & SEAL KIT

Part Number: HRI-K088

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

Hot Rods Plain Bearing Crankshaft Bearings CRBPLKIT-4B

Crankshaft Bearing, PLAIN BEARING CRANKSHAFT BLUE

Part Number: HRI-CRBPLKIT-4B

Not Yet Reviewed

Estimated Ship Date: Today

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Hot Rods Complete Bottom End Rebuild Kits for 2013 85 SXS, 85 SX (19/16), 2013-2016 85 SX (17/14) - CBK0187

COMPLETE BOTTOM END KIT

Part Number: HRI-CBK0187

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

Hot Rods Crankshaft Seals for 1987-2006 YFZ350 BANSHEE - K018

Crankshaft Seals, Left Side, Right Side, Yamaha, Pair

Part Number: HRI-K018

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Hot Cams Drop-In Performance Camshafts for 2004-2006 YFM350 RAPTOR, 1987-2004 YFM350X WARRIOR - 68-2074

Camshaft, Powersports, Performance, Stage 2, Yamaha, YFM350, YFM350X, Each

Part Number: HCP-4049-2

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Hot Cams Drop-In Performance Camshafts for 1987-1992 TRX250X, 1993-2008 TRX300EX SPORTRAX - 68-2013

Camshaft, Powersports, Performance, Stage 1, for use on Honda®, ATV, Each

Part Number: HCP-1058-1

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

Hot Cams Refill Shim Packages 68-748205

Valve Shims, 2.05mm Thickness, 7.48mm Diameter, for use on Honda®, Kawasaki, Suzuki, Yamaha, Set of 5

Part Number: HCP-5PK748205

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

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