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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 71 Items.

Individual Parts

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Results 1 - 25 of 43

ACDelco GM Genuine Parts Engine Timing Covers 12633906

ACDelco GM Genuine Parts Engine Timing Covers 12633906

ACDelco GM Genuine Parts Engine Timing Covers 12633906

Timing Covers, GM Genuine Parts, One-piece, Aluminum, Natural, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Each

Part Number: ADO-12633906

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Chevrolet Performance Replacement Timing Chains 12646387

Chevrolet Performance Replacement Timing Chains 12646387

Chevrolet Performance Replacement Timing Chains 12646387

Timing Chain, Replacement, Single Roller, Steel, Chevy, Small Block LS, Each

Part Number: NAL-12646387

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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ACDelco Valve Covers 12570427

ACDelco Valve Covers 12570427

ACDelco Valve Covers 12570427

Valve Cover Assembly, Left side, New Design, 09' Prior

Part Number: ADO-12570427

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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ACDelco GM Genuine Parts Rocker Arms 12681275

ACDelco GM Genuine Parts Rocker Arms 12681275

ACDelco GM Genuine Parts Rocker Arms 12681275

Rocker Arms, GM Genuine Parts, Roller Fulcrum, Pedestal, 1.7 Ratio, Steel, Exhaust Side, Buick, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Saab, Each

Part Number: ADO-12681275

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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ACDelco Drive Belt Tensioners 12569301

ACDelco Drive Belt Tensioners 12569301

ACDelco Drive Belt Tensioners 12569301

Tensioner, Drive Belt, 6-Rib Serpentine, Cadillac, Chevy, Pontiac, Each

Part Number: ADO-12569301

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

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ACDelco GM Genuine Parts Camshaft Thrust Plates 12589016

ACDelco GM Genuine Parts Camshaft Thrust Plates 12589016

ACDelco GM Genuine Parts Camshaft Thrust Plates 12589016

Camshaft Thrust Plates, GM Genuine Parts, Solid Type, Steel, Chevrolet, Each

Part Number: ADO-12589016

3.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Chevrolet Performance Oil Pumps 12710303

Chevrolet Performance Oil Pumps 12710303

Chevrolet Performance Oil Pumps 12710303

Oil Pump, Standard Volume, Chevrolet, 4.8/5.3/5.7/6.0/6.2L, Each

Part Number: NAL-12710303

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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ACDelco Gold Oil Filters 12737094

ACDelco Gold Oil Filters 12737094

ACDelco Gold Oil Filters 12737094

Oil Filter, Canister, AMC, Buick, Cadillac, Chevy, GMC, Hummer, Oldsmobile, Pontiac, Isuzu, Jeep, Saab, Each

Part Number: ADO-PF46E

4.73 out of 5 stars ( 11 )

Estimated Ship Date: Today

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ACDelco GM Genuine Parts Engine Connecting Rods 12649190

ACDelco GM Genuine Parts Engine Connecting Rods 12649190

ACDelco GM Genuine Parts Engine Connecting Rods 12649190

Connecting Rods, GM Genuine Parts, I-beam Style, Steel, 6.098 in. Length Center To Center, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab, Each

Part Number: ADO-12649190

Not Yet Reviewed

Estimated Ship Date: Today

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Chevrolet Performance Crankshaft Keys 12561513

Chevrolet Performance Crankshaft Keys 12561513

Chevrolet Performance Crankshaft Keys 12561513

Crankshaft Key, Long Type, 0 degree Offset, Steel, Natural, Chevy, Each

Part Number: NAL-12561513

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Chevrolet Performance Cylinder Head Pins 12570326

Chevrolet Performance Cylinder Head Pins 12570326

Chevrolet Performance Cylinder Head Pins 12570326

Cylinder Head Dowel Pin, Chevy, Small Block, LS Engines, Each

Part Number: NAL-12570326

4.83 out of 5 stars ( 18 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Chevrolet Performance Timing Sprockets 12556582

Chevrolet Performance Timing Sprockets 12556582

Chevrolet Performance Timing Sprockets 12556582

Timing Gear, Crank Sprocket, Chevy, Small Block LS, Each

Part Number: NAL-12556582

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

ACDelco GM Genuine Parts Replacement Bolts 12556127

ACDelco GM Genuine Parts Replacement Bolts 12556127

ACDelco GM Genuine Parts Replacement Bolts 12556127

Bolt, GM Genuine Parts Replacement Bolt, Hex Head Flange, M8 x 1.25, 0.900 in. Underhead Length, Grade 10.9, Steel, Gray, Each

Part Number: ADO-12556127

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Chevrolet Performance Valve Spring Retainers 10166344

Chevrolet Performance Valve Spring Retainers 10166344

Chevrolet Performance Valve Spring Retainers 10166344

Valve Spring Retainers, Steel, Stock, Each

Part Number: NAL-10166344

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Chevrolet Performance Connecting Rod Bearings 89017573

Chevrolet Performance Connecting Rod Bearings 89017573

Chevrolet Performance Connecting Rod Bearings 89017573

Rod Bearing, Standard Size, Small Block, LS1/LS2, Each

Part Number: NAL-89017573

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Chevrolet Performance Valve Springs 12713265

Chevrolet Performance Valve Springs 12713265

Chevrolet Performance Valve Springs 12713265

Valve Spring, LS6 Style,.550 Max lift, Single Beehive, 1.290 in. o.d., 375 lbs./in. Spring Rate, 1.800 in. Installed Height, Each

Part Number: NAL-12713265

Not Yet Reviewed

Estimated Ship Date: Today

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Chevrolet Performance Valve Locks 10166345

Chevrolet Performance Valve Locks 10166345

Chevrolet Performance Valve Locks 10166345

Valve Lock, 7 degree, Stamped Steel, 1-groove Beadlock-style, 8mm Stem Diameter, Each

Part Number: NAL-10166345

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

ACDelco Timing Chain Dampeners 12588670

ACDelco Timing Chain Dampeners 12588670

ACDelco Timing Chain Dampeners 12588670

Dampener, Timing Chain, Plastic, Black, Chevy, Pontiac, 6.0L, Each

Part Number: ADO-12588670

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

ACDelco GM Genuine Parts Camshaft Sprockets 12576407

ACDelco GM Genuine Parts Camshaft Sprockets 12576407

ACDelco GM Genuine Parts Camshaft Sprockets 12576407

Timing Gears, Camshaft Sprockets, OE Replacement, 44-Tooth, 5.354 in. O.D., Steel, GM, LS, Each

Part Number: ADO-12576407

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Chevrolet Performance Main Bearings 89017571

Chevrolet Performance Main Bearings 89017571

Chevrolet Performance Main Bearings 89017571

Main Bearing, Performance, Chevy, 4.8, 5.3, 5.7, 6.0, 6.2L

Part Number: NAL-89017571

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Chevrolet Performance Factory Replacement Dipsticks for 2005-2013 CORVETTE, 2004 CTS - 12570788

Chevrolet Performance Factory Replacement Dipsticks for 2005-2013 CORVETTE, 2004 CTS - 12570788

Chevrolet Performance Factory Replacement Dipsticks for 2005-2013 CORVETTE, 2004 CTS - 12570788

Engine Oil Dipstick, Factory Replacement, Engine Block Entry, Plastic, Black, Chevy, 6.0L, 6.2L, Each

Part Number: NAL-12570788

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

ACDelco Valve Covers 12582224

ACDelco Valve Covers 12582224

ACDelco Valve Covers 12582224

Valve Covers, Replacement, Stock, Baffled, Cast Aluminum, Natural, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: ADO-12582224

Not Yet Reviewed

Estimated Ship Date: Today

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ACDelco Gold Idler Pulleys 88909589

ACDelco Gold Idler Pulleys 88909589

ACDelco Gold Idler Pulleys 88909589

Idler Pulley, Replacement, Serpentine, 6-groove, Steel, Black, Cadillac, Chevy, Ford, GMC, Mazda, Mercury

Part Number: ADO-38008

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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ACDelco GM Genuine Parts Lifter Valley Plates for 2004 CORVETTE, GTO, 2004-2005 CTS - 12577927

ACDelco GM Genuine Parts Lifter Valley Plates for 2004 CORVETTE, GTO, 2004-2005 CTS - 12577927

ACDelco GM Genuine Parts Lifter Valley Plates for 2004 CORVETTE, GTO, 2004-2005 CTS - 12577927

Lifter Valley Plates, GM Genuine Parts, Aluminum, Natural, Direct Replacement for LS1 Engines, Cadillac, Chevrolet, Pontiac, 5.7L, Each

Part Number: ADO-12577927

Not Yet Reviewed

Estimated Ship Date: Today

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ACDelco GM Genuine Parts Harmonic Balancers for 2001-2004 CORVETTE, 2004-2005 CTS - 12560115

ACDelco GM Genuine Parts Harmonic Balancers for 2001-2004 CORVETTE, 2004-2005 CTS - 12560115

ACDelco GM Genuine Parts Harmonic Balancers for 2001-2004 CORVETTE, 2004-2005 CTS - 12560115

Harmonic Balancer, Chevy, 5.7L, Each

Part Number: ADO-12560115

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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