CHEVROLET 7.4L/454 Chevy big block Mark IV - Customizable - Free Shipping on Orders Over $109 at Summit Racing

KB Performance Pistons SKB398.070

Piston, Hypereutectic, Dome, 4.320 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB398-070

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Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

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KB Performance Pistons SKB207.040

Piston, Hypereutectic, Dome, 4.290 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB207-040

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Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

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ICON Premium Forged Pistons SIC600.125

Pistons, Premium, Forged 2618 Aluminum, 4.375 in. Bore, 4.000 in. Stroke, Dome, Chevy, Big Block, Each

Part Number: UEM-SIC600-125

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Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

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Vintage Air Gen-V SureFit Systems Complete Kits 941621

Air Conditioning, Gen-V SureFit System, Heat & Cool, Without Factory Air, Chevy, GMC, Kit

Part Number: VTA-941621

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Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

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Crower Enduro Crankshafts E95137X4

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.50 in. Stroke, Chevy, 454, Each

Part Number: CRO-E95137X4

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Estimated Ship Date: Jul 29, 2026 if ordered today

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Estimated Ship Date: Jul 29, 2026 if ordered today

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Crower Enduro Crankshafts E95136X4

Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 4.375 in. Stroke, Custom Order, Chevy, 454

Part Number: CRO-E95136X4

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Estimated Ship Date: Jul 29, 2026 if ordered today

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Estimated Ship Date: Jul 29, 2026 if ordered today

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Dart Pro 1 Aluminum Cylinder Heads 19900112

Cylinder Head, Pro 1, Aluminum, Assembled, 110cc Chamber, 275cc Intake Runner, Chevy, Big Block, Each

Part Number: DRT-19900112

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Estimated Ship Date: Aug 3, 2026 if ordered today

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Estimated Ship Date: Aug 3, 2026 if ordered today

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Scat Pro Comp I-Beam Connecting Rods 2-ICR61357/16-1

Rod Chevy Pro Series I-Beam Bushed 7/16 ARP 8740 Cap Screw Bolts 6135 Lgt 2200 Jrnl 990 Pin992 2-ICR61357/16-

Part Number: SCA-26135716-1

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Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

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Zumbrota Remanufactured Transfer Cases RTC241G-7

Transfer Case, Remanufactured, Chain Driven, 27-Spline, New Venture 241G, Chevy, GMC, Each

Part Number: ZUD-RTC241G-7

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Estimated Ship Date: Tomorrow if ordered today

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Estimated Ship Date: Tomorrow if ordered today

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COMP Cams Custom Ground Camshaft Cores 11-000-14

Camshaft, Custom Grind, Flat Tappet, Chevy, Big Block, Each

Part Number: CCA-11-000-14

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Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

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AFR 357cc Magnum BBC Cylinder Heads 3570

Cylinder Heads, 357cc Magnum BBC, Aluminum, Bare, 121cc Chamber, 357cc Intake, Round Exhaust Port, Chevrolet, Big Block, Pair

Part Number: AFR-3570

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Ridetech HQ Coilover Kits 11226210

Ridetech HQ Coilover Kits 11226210

Coilover Kit, HQ, Rear, Black Powdercoated Springs, for Moser or GearFX, Rear-End, Buick, Chevy, GMC, Oldsmobile, Pontiac, Pair

Part Number: ART-11226210

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Vintage Air Gen-V SureFit Systems Complete Kits for 1970-1972 MONTE CARLO - 964286

Air Conditioning Kits, Gen 5 Surefit Kit, With Factory Air, Condenser, Drier, A/C, Defrost Vents Included, Pump, Pulley, Chevy, Each

Part Number: VTA-964286

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Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

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Vintage Air Gen-V SureFit Systems Complete Kits for 1969-1972 NOVA - 961309

Air Conditioning Kits, Gen-V SureFit System, Heat and Cool, without Factory Air, Chevrolet, Kit

Part Number: VTA-961309

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Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

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Manley Pro Series I-Beam Connecting Rods 14266-1

SINGLE CONNECTING ROD

Part Number: MAN-14266-1

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Manley Pro Series I-Beam Connecting Rods 14173-1

Connecting Rod, 4340 I-Beam, Cap Screw, Bushed, 6.800 in. Length, Chevy, Big Block, Each

Part Number: MAN-14173-1

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Manley Pro Series I-Beam Connecting Rods 14168-1

Connecting Rod, 4340 I-Beam, Cap Screw, Bushed, 6.635 in. Length, Chevy, Big Block, Each

Part Number: MAN-14168-1

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Vintage Air Gen-V SureFit Systems Complete Kits 941619

Air Conditioning, Gen-V SureFit System, Heat & Cool, Without Factory Air, Chevy, GMC, Kit

Part Number: VTA-941619

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Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

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Callies Ultra Connecting Rods U15117-UW

Connecting Rods, Ultra, I-beam, 6.385 in. Length, Forged 4330 Steel, Shot-peened, Chevy, Big Block, Each

Part Number: CPI-U15117-1

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Estimated Ship Date: May 28, 2026 if ordered today

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Estimated Ship Date: May 28, 2026 if ordered today

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Silv-O-Lite Hypereutectic Pistons S3474HC.040

Piston, Hypereutectic, Dome, 4.290 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Mercruiser, V8, Each

Part Number: UEM-S3474HC-040

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

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KB Performance Pistons SKB287.060

Piston, Hypereutectic, Dish, 4.310 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB287-060

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

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KB Performance Pistons SKB398.040

Piston, Hypereutectic, Dome, 4.290 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB398-040

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

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KB Performance Pistons SKB207.070

Piston, Hypereutectic, Dome, 4.320 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB207-070

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

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KB Performance Pistons SKB257.STD

Piston, Hypereutectic, Dome, 4.250 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB257-STD

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

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KB Performance Pistons SKB284.040

Piston, Hypereutectic, Flat, 4.290 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-SKB284-040

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

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CHEVROLET 7.4L/454 Chevy big block Mark IV Parts and Accessories