CHEVROLET 7.4L/454 Parts and Accessories

Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .342 in. Stem, 5.494 in. Length, Chevy, Each

Part Number: BRO-BR81138

5.0 out of 5 stars ( 1 )

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Gaskets, Marine, Conversion, Chevy, 454 or 502 Marine Engines, Set

Part Number: FEL-17146

5.0 out of 5 stars ( 2 )

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• $20 Summit Bucks

Differential, Eaton Detroit Truetrac, 30-Spline, GM, 10.5 in. Ring Gear, 4.56 and Higher Ratios, Each

Part Number: ETN-915A547

5.0 out of 5 stars ( 2 )

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• $75 Summit Bucks

Lifters, Mechanical Roller, Link Bar, 0.842 in. Outside Diameter, 1.890 in. Seat Height, Chevy, Set of 16

Part Number: SUM-HT303-16

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Distributor, Pro-Billet, Crank Trigger, Chevy, Tall Deck, Big Block, Each

Part Number: MSD-8558

5.0 out of 5 stars ( 1 )

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Headers, Cat4ward, Stainless Steel, Natural, Chevy, GMC, 7.4L, 454, Pair

Part Number: JBA-1822S-1

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Guideplates, Raised, 3/8 in. Pushrod Size, Chevy, Big Block, Set of 8

Part Number: SUM-G6453

3.81 out of 5 stars ( 21 )

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Motor Mounts, Frame Pad, Bolt-In, Steel, Black, Chevy, GMC, Pair

Part Number: SUM-773306

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Disc Brakes, D154, Rear, Rotors, 2-piston Calipers, Red, Parking Brake Provision, Chevy, GMC, Kit

Part Number: WIL-140-12569DR

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Nov 28, 2025 if ordered today

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Intake Manifolds, Fuel Injected, EFI, Throttle Body Injection Style, Aluminum, Natural, Square Bore 4150 Style Mounting Flange, Chevy, Big Block, Each

Part Number: HLY-300-561

5.0 out of 5 stars ( 1 )

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Muffler, Super 40 Series, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-952548

4.75 out of 5 stars ( 4 )

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Bushing, Transmission Mount, Zinc Finish, Red, Chevy, GMC, Set

Part Number: ENS-3-1106R

5.0 out of 5 stars ( 9 )

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Radiator, Performance, Aluminum, Black, Crossflow, 2 Row, Transmission cooler, Chevy, GMC, Each

Part Number: RAD-GMT556A21B

4.5 out of 5 stars ( 2 )

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Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, Chevy, Ford, Chrysler, V8, Set of 16

Part Number: STG-8912

4.0 out of 5 stars ( 7 )

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Muffler, Delta Flow 40 Series, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-942541

4.57 out of 5 stars ( 14 )

Estimated Ship Date: Today

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Gaskets, Manifold, Intake, Composite, 2.05 in. x 1.82 in. Oval Port, .060 in. Thick, Chevy, 396-454, Set

Part Number: EDL-7203

4.64 out of 5 stars ( 36 )

Estimated Ship Date: Today

Connecting Rods, 4340, H-Beam, 12-Point, Cap Screw, 6.135 in. Length, Chevy, Big Block, Set of 8

Part Number: SCA-6613522

5.0 out of 5 stars ( 2 )

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• $75 Summit Bucks

Coilover Kit, HQ Series 4-Link, Rear, Monotube, Aluminum, Clear Anodized, Chevrolet, GMC, Pair

Part Number: ART-11376510

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Crank Triggers, Holley EFI, Billet Steel, 8 in. Diameter, 1/4 in. Thick, 36-1 Tooth, Black Finish, with Bracket, 3-wire Pickup, Chevy, 6.6-7.4L, Kit

Part Number: HLY-556-113

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Head Gasket, MLS, 4.320 in. Bore, .060 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5816-060

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Disc Brake Conversion, E-Brake, Rear, Cross-Drilled/Slotted Rotors, Black Calipers, Ford 9 in., Kit

Part Number: RSD-ZDCRD01S

5.0 out of 5 stars ( 1 )

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Disc Brake Kit, DynaPro Low Profile, Rear, Slotted/Drilled Rotor, 4-Piston Caliper, Red, GM, Kit

Part Number: WIL-140-11385-DR

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Brake Rotors, Cross-drilled and Slotted Surface, Vented, Iron, Zinc Dichromate Plated, Pair

Part Number: SUM-BRC-62010PR

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Spark Plug, Professional, Platinum Tip, Tapered Seat, 14mm Thread, Resistor, Each

Part Number: ADO-41-803

5.0 out of 5 stars ( 4 )

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Clutch Kit, Powergrip, HD, Metallic, 1 1/8 in.- 26-Spline, 11 in. Disc, GM, V8, Kit

Part Number: RAM-98764HD

5.0 out of 5 stars ( 5 )

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