CHEVROLET Chevy big block Mark IV Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

SRP 4032 Alloy Forged Pistons 212156S

Piston, Forged, Dome, Single Valve Relief, 4.280 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Each

Part Number: JEP-212156S

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

Callies Compstar Crankshafts BBB-425-CS

Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.375 in. Stroke, 2.200 in. Pin, Chevy, 454

Part Number: CPI-BBB425-CS

Not Yet Reviewed

Estimated Ship Date: Jun 15, 2026 if ordered today

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Estimated Ship Date: Jun 15, 2026 if ordered today

World Products Merlin Cylinder Heads 030620CNC

World Products Merlin Cylinder Heads 030620CNC

Cylinder Head, Merlin, CNC Ported, Cast Iron, Bare, 119cc Chamber, 320cc Intake Runner, Chevy, Big Block, Each

Part Number: WRL-030620CNC

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Dorman Expansion Plugs 555-080

Expansion Plugs, Steel, 2.109 in. Diameter, Set of 10

Part Number: RNB-555-080

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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PRW Pushrod Guideplates (PowerPlus+) 1145400

Guideplates, PowerPlus+, Raised, Steel, Black Oxide, 3/8 in. Pushrod Size, Chevrolet, Set of 8

Part Number: PQX-1145400

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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SKF Bearings Speedi-Sleeves 99087

Oil Seal, Rotary, 0.875 in., Repair Sleeve, Tool Kit, Each

Part Number: SKF-99087

Not Yet Reviewed

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Melling Oil Pump Shaft Guides M-55005

Oil Pump Nylon Shaft Guide, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: MEL-M-55005

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Mr. Gasket Chrome Plated Crank Pulleys 4961G

Pulley, Crankshaft, Steel, Chrome, 3-Groove, V-Belt, 7.80 in. Diameter, Long Pump, Chevy, Big Block, Each

Part Number: MRG-4961G

2.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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ACL Direct Replacement Main Bearing Sets 5M829A-STD

Main Bearings, Aluglide, A-Series, Grooved, Bi-Metal, Aluminum/Tin/Silicon, Stock Size Crank, Chevy, Excalibur, 6.5L, 6.6L, 7.0L, 7.4L, Set of 5

Part Number: PEB-5M829A-STD

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Moroso Fabricated Aluminum Valve Covers 68459

Valve Covers, Tall, Aluminum, Natural, Moroso Logo, Chevy, Big Block, Pair

Part Number: MOR-68459

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

ARP Timing Cover Stud Kits 334-1401

Timing Cover Stud Kit, Black Oxide Hex, Chevrolet, with Jesel Belt or Gear Drive

Part Number: ARP-334-1401

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Jesel Pro Series Tie-Bar Link Bars LNK-25000

LINK BAR

Part Number: JES-LNK-25000

Not Yet Reviewed

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Moroso Billet Aluminum Crankshaft Pulleys 64201

Crankshaft Pulley, V-Belt, 1-Groove, 5.25 in., Aluminum, Natural, Chevy, Big Block, Short Pump, Each

Part Number: MOR-64201

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Manley Replacement Connecting Rod Bolts 42361-4

Connecting Rod Bolts, 12-Point, Cap Screw, 7/16 in. Thread, 1.600 in. Length, Chevy, H-Beam, Set of 4

Part Number: MAN-42361-4

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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COMP Cams Ultra Pro Magnum XD Roller Rocker Arms 1828-1

Rocker Arm, Fits 7/16 in. Stud, Full Roller, Steel, 1.8 Ratio, Chevy, Big Block, Each

Part Number: CCA-1828-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Melling Stock Replacement Camshafts 22218

Camshaft, Replacement, Hydraulic Flat Tappet, Reverse Rotation, Chevy, Marine, 427, 454, Each

Part Number: MEL-22218

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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March Performance Chevy Big Block Serpentine Conversion Kits 7630-08

PULLEY KIT BLACK POWDERCOAT

Part Number: MCH-7630-08

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Dayco High Performance V-Belts 15330

Belt, High Performance V-Belts, V-groove, 0.440 in. Width, 33.00 in. Length, Alfa Romeo, AMC, BMW, Chevy, Ford, GMC, Mercedes-Benz, Porsche, Each

Part Number: DAC-15330

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Manley Extreme Duty Series Stainless Steel Valves 11822-8

Valves, Intake, Stainless Steel, 2.190 in. Diameter, .341 in. Stem, 5.344 in. Length, Chevy, Ford, Set of 8

Part Number: MAN-11822-8

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Scorpion Race Series Rocker Arms SCP1016-1

Rocker Arms, Race Series, Chevy 398-496, Full Roller, 1.8 Ratio, 7/16 in. stud, Each

Part Number: SCC-SCP1016-1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Summit Racing™ BBC Main Bearings SUM-172230

Main Bearings, 1/2 Groove, .030 in. Crankshaft Undersize, Bi Metal, Silicon Aluminum, Chevy, Big Block, Set of 5

Part Number: SUM-172230

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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KB Performance Hyper Piston and Ring Kits KB203KTM.060

Piston and Ring Kit, Hypereutectic, Dome, 4.310 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB203KTM-060

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Summit Racing™ Forged Pro Pistons SUM-BBC540STD

Forged Pro pistons BB Chevy 540, 4.500 bore, 1.270 C.H., 4.25 in. stroke, 6.385 in. rod, 8cc open/closed ch. Dome 10.6@110cc, 10.2@114cc, 10:1@119cc.

Part Number: SUM-BBC540STD

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Continental OE Technology Series V-belts 15420

Belt, Elite, V-Belt, 7/16 in. Width, 41.50 in. Length, Each

Part Number: CEL-15420

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Manley Street Master Valves 10872-8

Valve, BBC intake 2.190 stock length, Street Master, set of 8

Part Number: MAN-10872-8

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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