Small Block Chevy 400 Parts & Accessories

Motive Gear Ring and Pinion Sets GM7.5-410A GM 7.5/7.625 in. 4.10 Gears

Ring and Pinion Gears, GM 7.5/7.625 in., 4.10:1 Ratio, 27-spline, Standard Rotation, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Olds, Pontiac, Set

Part Number: MGR-GM7-5-410A

5.0 out of 5 stars ( 3 )

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Flowtech Headers 31112FLT

Headers, Long Tube, Steel, Ceramic Coated, Chevy, Small Block, Pair

Part Number: BIG-31112FLT

4.58 out of 5 stars ( 24 )

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Flowmaster 50 Series Delta Flow Steel 2.25 Inch Muffler 942451

Muffler, Delta Flow 50 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Black, Each

Part Number: FLO-942451

4.3 out of 5 stars ( 20 )

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ACDelco Silver Non-Coated Brake Rotors 19264667

Brake Rotor, Front, RWD, 11.86 in. O.D., 301.2 mm O.D., 5 x 5.00 in., 5 x 127 mm, 1.285 in.Thick, Each

Part Number: ADO-18A2A

4.56 out of 5 stars ( 9 )

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Proform Chevy Bowtie Timing Chain Covers 141-753

Timing Cover, 1-Piece, Steel, Black, Chevrolet and Bowtie Emblems, Chevy, Small Block, Each

Part Number: PRO-141-753

4.44 out of 5 stars ( 27 )

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Holley Cast Aluminum Timing Covers 21-150

Timing Covers, 1-Piece, Aluminum, Holley Logo, Natural, Chevrolet, Small Block, Without Crank Sensor, Each

Part Number: HLY-21-150

4.13 out of 5 stars ( 16 )

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Taylor ThunderVolt 8.2mm Spark Plug Wire Sets 86230

Spark Plug Wires, Race-Fit, Thundervolt, Spiral Core, 8.2mm, Red, Small Block, Under Headers, HEI/90 Boots

Part Number: TAY-86230

4.92 out of 5 stars ( 24 )

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Powertrax Lock-Right Lockers GM 8.875 Inch (12-bolt), Car/Truck 1910-LR

Differential, Lock-Right, Locker, 30-Spline, GM, 12-Bolt, Car/Truck, Each

Part Number: PWT-1910-LR

4.13 out of 5 stars ( 16 )

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COMP Cams Xtreme Energy Cam and Lifter Kits CL12-234-2

COMP Cams Xtreme Energy Cam and Lifter Kits CL12-234-2

Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 256/268, Lift .447/.454, Chevy, Small Block, Kit

Part Number: CCA-CL12-234-2

4.78 out of 5 stars ( 9 )

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Cometic MLS Head Gaskets C5248-051

Head Gasket, MLS, 4.165 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5248-051

5.0 out of 5 stars ( 2 )

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Summit Racing™ Split Lock Bolt Kits SUM-910120

Header Bolts, Split Lock, 3/8-16 in., 12-Point, Steel, Black Oxide, Chevy, Mopar, AMC, Set of 12

Part Number: SUM-910120

4.54 out of 5 stars ( 26 )

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ATK High Performance GM 350 390 HP Stage 3 Long Block Crate Engines HP89C

Engine Assembly, Stage 3 Crate Engine, Long Block, 1-Piece Main Seal, Chevy, Small Block, 350, Each

Part Number: HPE-HP89C

5.0 out of 5 stars ( 2 )

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Cardone Remanufactured Steering Boxes 27-6509

Steering Box, Replacement, Power Assist, Each

Part Number: AAZ-27-6509

3.97 out of 5 stars ( 39 )

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Hedman Specialty and Engine Swap Headers 69566

Headers, Specialty and Engine Swap, Mid-Length, Steel, Silver Ceramic Coated, Chevy, GMC, Pair

Part Number: HED-69566

4.2 out of 5 stars ( 5 )

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Summit Racing™ Circle Track SBC Camshaft and Lifter Kit SUM-CT108K

Cam and Lifters, Mechanical Flat Tappet, Advertised Duration 282/286, Lift .531/.542, Chevy, Small Block, Kit

Part Number: SUM-CT108K

4.25 out of 5 stars ( 8 )

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Fel-Pro Performance Head Gaskets 1143

Head Gasket, Multi-layer Steel, Chevy, Small Block, Each

Part Number: FEL-1143

4.29 out of 5 stars ( 14 )

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QA1 Sway Bars for 1965-1970 BISCAYNE, IMPALA - 52824

Sway Bars, Hollow, Front, 1.375 in. Diameter, Steel, Black Powdercoated, Buick, Chevrolet, Oldsmobile, Pontiac, Kit

Part Number: QA1-52824

Not Yet Reviewed

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ICT Billet Engine Block Torque Plates 551376

Engine Block Torque Plates, 1.65 in. Thick, Billet Aluminum, Natural, 4.200 in. Cylinder Bore Diameter, Chevy, Small Block, Each

Part Number: ICB-551376

4.17 out of 5 stars ( 6 )

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QA1 Rear Trailing Arms 5294

Trailing Arms, Tubular, Rear, Lower, Steel, Black Powdercoated, Polyurethane Bushings, Chevy, Pair

Part Number: QA1-5294

Not Yet Reviewed

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Powermaster HPR Small Frame Series Alternators 837295-1

Alternator, HPR Series, Internal Regulator, 180 Amp, Chrome, Each

Part Number: PWM-837295-1

5.0 out of 5 stars ( 2 )

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ARP Pro Series Cylinder Head Studs 234-4109

Cylinder Head Studs, Pro Series, Hex Head, Chevy, 302, 327, 350, 400, Aftermarket Heads, Kit

Part Number: ARP-234-4109

4.33 out of 5 stars ( 3 )

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Summit Racing™ Muscle Car Replacement Cam and Lifter Kits SUM-K1121

Cam and Lifter KIt Muscle Car Replacement SBC Flat tappet hydraulic,L-79 350 hp 327 Cam with Lifters

Part Number: SUM-K1121

Not Yet Reviewed

Cannot be shipped Internationally

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Powermaster OEM-Style High-Torque Replacement Starters 3689

Starter, High-Torque, OEM, Standard Rotation, Staggered, Non-Adjustable, for 168-Tooth Flywheel, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: PWM-3689

4.47 out of 5 stars ( 19 )

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Quick Fuel Q-Series 4-Barrel 750 CFM 4-Barrel Carburetor Q-750

Carburetor, Gasoline, 4150, 750 cfm, 4-Barrel, Down-Leg, Billet Metering Blocks, Dual Inlet, Each

Part Number: QFT-Q-750

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Proform Race Series Mechanical Secondary 750 CFM 4-Barrel Carburetor 67200

4.75 out of 5 stars ( 37 )

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The Right Stuff Master Cylinders G0571

Master Cylinder, Dual Bowl Design, 1.000 in. Bore, Cast Iron, Natural, Reservoir, Chevy, GMC, Kit

Part Number: RSD-G0571

4.26 out of 5 stars ( 19 )

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