1981 Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Eagle Forged 4340 Steel Crankshafts 445443756385

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.375 in. Stroke, Chevy, 454, Each

Part Number: ESP-445443756385

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Milodon Gear Drive Assemblies 12600

Milodon Gear Drive Assemblies 12600

Gear Drive, Single Idler, Flat Cover Style, Chevy, Big Block, Mark IV, Long Water Pump, Set

Part Number: MIL-12600

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Edelbrock Performer RPM Cylinder Heads 60549

Cylinder Head, Performer RPM, Aluminum, Bare, 118cc Chamber, 315cc Intake Runner, Chevy, Big Block, Each

Part Number: EDL-60549

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Edelbrock Performer RPM Bare NHRA Stock/Super Stock Cylinder Heads 60947

Cylinder Head, Performer RPM NHRA-Accepted Stock/Super Stock, Bare, 64cc Chamber, Chevy, Small Block, Each

Part Number: EDL-60947

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Scat Forged Standard Weight Crankshafts 4-350-3750-6000

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 350, Each

Part Number: SCA-435056

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Scat Series 9000 Cast Pro Comp Stroker Lightweight Crankshafts 9-350-3750-6000

3.75 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Chevy 350 Engine Kit Pro Packs SES-3480002050

Engine Kit, Crank, Flat-Top Piston/Moly Ring, Rod, Main, Gaskets, Oil Pump, Timing Set, Chevy, 350, Kit

Part Number: SES-3480002050

Not Yet Reviewed

Cannot be shipped Internationally

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Cannot be shipped Internationally

Mahle PowerPak Piston and Ring Kits 930270270

Piston and Ring Kit, Powerpack, Flat Top, Forged Aluminum, 4.070 in. Bore, 4.00 in. Stroke, Dodge, LA, Set of 8

Part Number: MLE-930270270

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Trick Flow® Hydraulic Lifters and Lash Adjusters TFS-21400010

Lifters, Hydraulic, Retro-Fit Roller-Style, with Vertical Link Bars, Chrysler 273-360, Set of 16

Part Number: TFS-21400010

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Eagle H-Beam Connecting Rods CRS68003DL19

4340 ROD BBC 6.800" ROD ARP L19 BOLT

Part Number: ESP-CRS68003DL19

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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SRP 4032 Alloy Forged Pistons 212161

Pistons, Forged, Dome, Single Valve Relief, 4.500 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Set of 8

Part Number: JEP-212161

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

COMP Cams Endure-X Roller Lifters 8995-16

Lifters, Mechanical Roller, Vertical Link Bar, 0.300 in. Taller, Chevy, Small Block, Set of 16

Part Number: CCA-8995-16

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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March Performance Chevy Big Block Serpentine Drive Kits 20580

Pulley Kit, Serpentine, Aluminum, Clear Powdercoated, Chevy, Big Block, Kit

Part Number: MCH-20580

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Mahle PowerPak Piston and Ring Kits 930203660

Pistons, PowerPak Piston and Ring Kits, 4.060 in. Bore, Forged Aluminum, Flat Top, Rings, Chevrolet, 302/327/350 Small Block, Set of 8

Part Number: MLE-930203660

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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World Products Motown 220 Cylinder Heads 014150-2

Cylinder Head, Motown, Cast Iron, Assembled, 64cc Chamber, 220cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-014150-2

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

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Estimated Ship Date: Feb 5, 2026 if ordered today

World Products Sportsman II Heads 011250-1

Cylinder Head, Sportsman II, Cast Iron, Assembled, 64cc Chamber, 200cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-011250-1

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Eagle Ultra-Lightweight 4340 Crankshafts 4350350057FW

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Chevy, 350, Each

Part Number: ESP-4350350057FW

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

Scat Pro Sport H-Beam Connecting Rods 2-350-6125-2100-QLS-L19

Connecting Rods, Forged 4340 Steel, Pro Sport H-Beam, Stroker, 6.125 in. Length, ARP L19 Bolts, Chevrolet, Small Block Gen I, LS, LT, Set of 8

Part Number: SCA-S0012

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Mahle PowerPak Piston and Ring Kits 930245640

Piston and Ring Kit, PowerPak, 4.440 in. Bore, Dish, SCJ Head, Kaase P51 Head, AFR 14 Degree Bullit Head, Ford 385 Series, Kit

Part Number: MLE-930245640

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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World Products S/R Torquer Cylinder Heads 042670-1

Cylinder Head, S/R Torquer, Cast Iron, Assembled, 76cc Chamber, 170cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-042670-1

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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FLOTEK 320cc Big Block Chevy Cylinder Heads 305-6058

Cylinder Head, 320cc, Solid Roller, Aluminum, Assembled, 0.750 in. Lift, Chevrolet, Big Block Mark IV, Each

Part Number: FLK-305-6058

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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March Performance Chevy Big Block Serpentine Conversion Kits 23072-08

Pulley Kit, Serpentine, Aluminum, Black Powdercoated, Chevy, Big Block, Long Water Pump, Kit

Part Number: MCH-23072-08

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

World Products S/R Torquer Cylinder Heads 042660-1

Cylinder Head, S/R Torquer, Cast Iron, Assembled, 67cc Chamber, 170cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-042660-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Mahle PowerPak Piston and Ring Kits 930206560

Piston and Ring Kit, Forged, 4.060 in. Bore, Chevy, Kit

Part Number: MLE-930206560

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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ICON FHR Series Pistons IC9952.030

Pistons, Forged, Flat, 4.280 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Big Block, Set of 8

Part Number: UEM-IC9952-030

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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ATK High Performance Aluminum Cylinder Heads for Small Block Chevrolet HPSBC220

Cylinder Head, SBC, Aluminum, 66cc Chamber, 219cc Runner, 2.080 in. Intake Valve, 1.600 in. Exhaust Valve, 0.625 in. Max Lift, Chevy, Each

Part Number: HPE-HPSBC220

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Edelbrock Victor Jr. Cylinder Heads 77599

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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