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Engines & Engine Parts

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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.

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Individual Parts

Results 1 - 25 of 1645

LS Cylinder Head, 5.3L Specific, 60cc Chamber, 2.000 Int. Valve, Permanent Mold A-356, Manganese Guides, Ductile Seats, PAC Springs, 21 4N Stainless

Part Number: SUM-LS210CATH60

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Cylinder Heads, Aluminum, Assembled, 65cc Combustion Chamber, 220cc Intake, Chevy, Small Block, Pair

Part Number: AFR-1065

4.18 out of 5 stars ( 11 )

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Ford Windsor, 185 cc Int. Runner, 64cc Chamber, 2.02 Int./1.6 Exh. Hyd. Roller .600 Lift, 351W 1/2 in. head bolt, reducer sleeve needed for 289/302

Part Number: SUM-162SBF185WIN

5.0 out of 5 stars ( 5 )

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Big Block Chevy Cylinder head, Aluminum, 335cc Rectangle Intake Runner, 122cc Chamber, 2.250 Intake Valve 1.880 Exhaust Valve, Max .725 Lift Ea.

Part Number: SUM-162BBCREC335

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LS Cylinder Head, 5.3L Specific, 64cc Chamber, 2.000 Int. Valve, Permanent Mold A-356, Manganese Guides, Ductile Seats, PAC Springs, 21 4N Stainless

Part Number: SUM-LS210CATH64

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Cylinder Head, 195cc Precision Cast, Aluminum, Assembled, 65cc Chamber, 2.020 in./1.600 exh. Valve, Chevy, For Small Block with Flat Tappet Cam, Each

Part Number: SUM-162SBCSTRFT

3.0 out of 5 stars ( 2 )

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Chevy LS Cylinder head, 255cc Rectangle port Intake Runner, 67cc Chamber, 2.16 Intake Valve 1.6 Exhaust Valve, 4.000 + bore sizes, Max .600 Lift, Each

Part Number: SUM-162LS3255REC

2.0 out of 5 stars ( 2 )

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Chevy LS Cylinder head, 210cc Cathedral port Intake Runner, 64cc Chamber, 2.02 Intake Valve 1.6 Exhaust Valve, 3.898+ bore sizes, Max .660 Lift, Each

Part Number: SUM-162LS210CATH

3.4 out of 5 stars ( 5 )

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Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.7 Ratio, 7/16 in. Stud, Chevy, Big Block, Set of 16

Part Number: SCC-SCP1014

4.92 out of 5 stars ( 12 )

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Cylinder Heads, Race Porting, Aluminum, Assembled, 65cc Chamber, 210cc Intake, Chevy, Small Block, Pair

Part Number: AFR-1054

5.0 out of 5 stars ( 7 )

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Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.6 Ratio, 7/16 in. Stud, Ford, Small Block, Set of 16

Part Number: SCC-SCP1018

4.72 out of 5 stars ( 18 )

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Chevy SB, 195 cc Intake Runner, 65cc Straight-Plug Chamber, 2.02 Intake Valve, 1.6 Exhaust Valve, Hydraulic Roller Cam Max .600 Lift, Ea.

Part Number: SUM-162SBCSTRHR

4.83 out of 5 stars ( 6 )

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Rocker Arms, Race Series, Full Roller, 1.5 Ratio, Aluminum, Blue, 7/16 in. Stud, Chevy, Small Block, Set of 16

Part Number: SCC-SCP1001

4.67 out of 5 stars ( 12 )

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Engine, LO206, Sealed, Briggs & Stratton Racing Engine, Carbureted, Aluminum, Pull Start, Used in Karting, Microstocks, and Jr. Drag Racing, Each

Part Number: PWD-124332-8201

4.71 out of 5 stars ( 7 )

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SEAT 4140 BLK OXIDE

Part Number: RSC-PAC-S137

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2027 if ordered today

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Estimated Ship Date: Jan 5, 2027 if ordered today

Lifters, Hydraulic Roller, Link Bar, 0.842 in. Outside Diameter, 2.685 in. Seat Height, Retrofit, Small Block Chevy, Set of 16

Part Number: SUM-HT218-16

4.75 out of 5 stars ( 8 )

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SEAT CHROME MOLY SPRING

Part Number: RSC-PAC-S141-16

Not Yet Reviewed

Estimated Ship Date: Jan 4, 2027 if ordered today

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Estimated Ship Date: Jan 4, 2027 if ordered today

SEAT TOOL STEEL

Part Number: RSC-PAC-S154X-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 6, 2027 if ordered today

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Estimated Ship Date: Jan 6, 2027 if ordered today

Cylinder Heads, Eliminator Racing, Assembled, Aluminum, 65cc Chamber, 220cc Intake, Square Exhaust Port, Chevy, 302/327/350/400 Small Block, Pair

Part Number: AFR-1110

4.89 out of 5 stars ( 9 )

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Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.6 Ratio, 3/8 in. Stud, Ford, Small Block, Set of 16

Part Number: SCC-SCP1017

4.86 out of 5 stars ( 21 )

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SEAT TOOL STEEL

Part Number: RSC-PAC-S140X

Not Yet Reviewed

Estimated Ship Date: Dec 31, 2026 if ordered today

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Estimated Ship Date: Dec 31, 2026 if ordered today

Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.500 in. O.D., 0.570 in. I.D., 0.030 in. Thick, Each

Part Number: RSC-PAC-S134

5.0 out of 5 stars ( 2 )

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SEAT TOOL STEEL

Part Number: RSC-PAC-S154X

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Estimated Ship Date: Dec 31, 2026 if ordered today

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Estimated Ship Date: Dec 31, 2026 if ordered today

SEAT CHROME MOLY SPRING

Part Number: RSC-PAC-S141

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Estimated Ship Date: Dec 31, 2026 if ordered today

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Estimated Ship Date: Dec 31, 2026 if ordered today