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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...

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 daily driver.

Showing In Stock Items. Show All 34 Items.

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Results 1 - 14 of 14

Sealed Power Plasma-Moly Piston Ring Sets E-921K

Made in the USA

Sealed Power Plasma-Moly Piston Ring Sets E-921K

Sealed Power Plasma-Moly Piston Ring Sets E-921K

Piston Rings, Moly, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-921K

4.5 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Sealed Power Plasma-Moly Piston Ring Sets E-921K 30

Made in the USA

Sealed Power Plasma-Moly Piston Ring Sets E-921K 30

Sealed Power Plasma-Moly Piston Ring Sets E-921K 30

Piston Rings, Moly, 4.030 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-921K30

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Sealed Power Plasma-Moly Piston Ring Sets E-921K 20

Made in the USA

Sealed Power Plasma-Moly Piston Ring Sets E-921K 20

Sealed Power Plasma-Moly Piston Ring Sets E-921K 20

Piston Rings, Moly, 4.020 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-921K20

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Sealed Power Performance Piston Ring Sets E-925K

Made in the USA

Sealed Power Performance Piston Ring Sets E-925K

Sealed Power Performance Piston Ring Sets E-925K

Piston Rings, Moly, 3.875 in. Bore, 1.5mm, 1.5mm, 4.0mm Thickness, 6-Cylinder, Set

Part Number: SLP-E-925K

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Sealed Power Plasma-Moly Piston Ring Sets E-921K 40

Made in the USA

Sealed Power Plasma-Moly Piston Ring Sets E-921K 40

Sealed Power Plasma-Moly Piston Ring Sets E-921K 40

Piston Rings, Moly, 4.040 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-921K40

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Sealed Power Performance Piston Ring Sets E-925K 30

Made in the USA

Sealed Power Performance Piston Ring Sets E-925K 30

Sealed Power Performance Piston Ring Sets E-925K 30

Piston Rings, Moly, 3.905 in. Bore, 1.5mm, 1.5mm, 4.0mm Thickness, 6-Cylinder, Set

Part Number: SLP-E-925K30

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Sealed Power Performance Piston Ring Sets E-921X

Made in the USA

Sealed Power Performance Piston Ring Sets E-921X

Sealed Power Performance Piston Ring Sets E-921X

Piston Rings, Performance Piston Ring Sets, Moly, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-cylinder, Set

Part Number: SLP-E-921X

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Sealed Power Performance Piston Ring Sets E-920K

Made in the USA

Sealed Power Performance Piston Ring Sets E-920K

Sealed Power Performance Piston Ring Sets E-920K

Piston Rings, Moly, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 6-Cylinder, Set

Part Number: SLP-E-920K

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

INA Accessory Drive Idler Pulleys FP07511

INA Accessory Drive Idler Pulleys FP07511

INA Accessory Drive Idler Pulleys FP07511

Idler Pulley, Global 5320751100, Each

Part Number: IFE-FP07511

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

Holstein Variable Cam Timing Solenoids 2ESA0002

Holstein Variable Cam Timing Solenoids 2ESA0002

Holstein Variable Cam Timing Solenoids 2ESA0002

ECCENTRIC SHAFT ACTUATOR

Part Number: HLN-2ESA0002

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

INA Accessory Drive Tensioners FT40496

INA Accessory Drive Tensioners FT40496

INA Accessory Drive Tensioners FT40496

Tensioner, Global 5340496100, Each

Part Number: IFE-FT40496

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

aFe Pulleys for 2009-2013 M3 - 79-10002

Made in the USA

aFe Pulleys for 2009-2013 M3 - 79-10002

aFe Pulleys for 2009-2013 M3 - 79-10002

Crankshaft Pulley, Underdrive, Serpentine, 6-groove, Billet Aluminum, Black, 4.124 in. O.D., BMW, 4.0L, Each

Part Number: AFE-79-10002

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

aFe Pulleys for 2008 M3 - 79-10001

Made in the USA

aFe Pulleys for 2008 M3 - 79-10001

aFe Pulleys for 2008 M3 - 79-10001

Crankshaft Pulley, Underdrive, Serpentine, 6-groove, Billet Aluminum, Black, 4.124 in. O.D., BMW, 4.0L, Each

Part Number: AFE-79-10001

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

...Loading

Estimated Ship Date: May 6, 2026 if ordered today

INA Accessory Drive Idler Pulleys FP07521

INA Accessory Drive Idler Pulleys FP07521

INA Accessory Drive Idler Pulleys FP07521

Idler Pulley, Global 5320752100, Each

Part Number: IFE-FP07521

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

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