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

Trick Flow® PowerPort® 320 Cylinder Heads for Big Block Chevrolet TFS-4141T003-M22

Trick Flow® PowerPort® 320 Cylinder Heads for Big Block Chevrolet TFS-4141T003-M22

Cylinder Head, PowerPort® 320, Aluminum, Assembled, 122cc Chamber, 320cc Intake, Chevy, Big Block, Each

Part Number: TFS-4141T003-M22

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Mahle PowerPak Plus Piston and Ring Kits 928973780

Pistons, Power Pack, 4.280 in. Bore, 4.00 in. Stroke, 6.135 in. Rod, Domed, Forged, Includes Rings, Chevrolet, Big Block, 454, Kit

Part Number: MLE-928973780

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ARP Pro Series Rocker Arm Studs 235-7206

Rocker Arm Studs, Pro Series, 7/16-20 in. Thread, 2.00 in. Effective Stud Length, Chevy, Big Block, Set of 8

Part Number: ARP-235-7206

5.0 out of 5 stars ( 1 )

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Pioneer Cylinder Head Dowel Pins S-1111

Cylinder Head Dowel Pins, Chevy, Pontiac, Big Block, Set of 4

Part Number: PIO-S-1111

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Continental OE Technology Series V-belts 15466

Belt, Elite, V-Belt, 7/16 in. Width, 46.00 in. Length, Each

Part Number: CEL-15466

4.67 out of 5 stars ( 3 )

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PRW Sportsman Steel Roller Tip Rocker Arms 0835004

Rocker Arms, Sportsman Steel Roller Tip, Stud Mount, Chromoly Steel, Natural, 1.6 Ratio, Fits 3/8 in. Stud, Chevy, Small Block, Set of 16

Part Number: PQX-0835004

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Dayco No Slack Idler Pulleys 89012

Idler Pulley, No Slack, Each

Part Number: DAC-89012

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Sealed Power Piston Wrist Pins P489

Piston Pin

Part Number: SLP-P489

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Engine Works Stainless Steel Rocker Arms 45431

Rocker Arms, Full Roller, 7/16 in. Stud Mounting Style, 1.72 Ratio, Stainless Steel, Natural, Chevrolet, Big Block, Set of 16

Part Number: EW1-45431

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Auto Metal Direct Alternator Brackets W-436

Alternator Bracket, Lower, Cast Iron, 1967-1970, Chevy, Each

Part Number: AMD-W-436

3.63 out of 5 stars ( 8 )

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Milodon Stainless Steel Oil Dipsticks 22011

Dipstick with Tube, Engine, Braided Stainless Steel/Aluminum, Natural, Chevy, Big Block, Each

Part Number: MIL-22011

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Brodix Cylinder Heads Intake Valves BR 81140

Valve, Intake, Stainless Steel, 2.250 in. Diameter, .342 in. Stem, 5.318 in. Length, Chevy, Each

Part Number: BRO-BR81140

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Trans-Dapt Performance Steel Crankshaft Pulleys 8616

Crankshaft Pulley, V-Belt, 2-Groove, Steel, Black, Chevy, Big Block, Short Pump, Each

Part Number: TRD-8616

3.0 out of 5 stars ( 2 )

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Auto Specialties Overdrive Alternator Pulleys 520004

Alternator Pulley, Serpentine, 6-Groove, Steel, Nitride, .668 in. Bore, Bolt-On, Chevy, GMC/Ford, Each

Part Number: ASP-520004

4.64 out of 5 stars ( 11 )

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Milodon Oil Pump Pickups 18475

Oil Pickup, Press Fit, Marine Pan Style, 8.000 in. Pan Depth, Chevy, Big Block, Each

Part Number: MIL-18475

4.0 out of 5 stars ( 2 )

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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: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

Manley Race Master Valves 11814-8

Valves, Intake, NK-842 Stainless, 2.250 in. Diameter, .3415 in. Stem, 5.344 in. Length, Set of 8

Part Number: MAN-11814-8

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

COMP Cams Thumpr Hydraulic Flat Tappet Camshafts 11-601-4

Camshaft; Mutha Thumpr; Camshaft; Hydraulic Flat Tappet; 2000-5900rpm; Adver. Dur. 287 Int./305 Exh.; Val

Part Number: CCA-11-601-4

5.0 out of 5 stars ( 1 )

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Moroso Fabricated Aluminum Valve Covers 68345

Valve Covers, 3 in. Tall, Aluminum, Natural, Moroso Logo, Chevy, Big Block, Pair

Part Number: MOR-68345

5.0 out of 5 stars ( 4 )

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Eagle SIR I-Beam Connecting Rods SIR6800B

5140 STEEL I-BEAM CHEV BB 6.800" BUSHED

Part Number: ESP-SIR6800B

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Eagle H-Beam Connecting Rods CRS68003D

5 out of 5 stars ( 2 )

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Auto Metal Direct Alternator Bracket Bolts W-417A

Alternator Bracket Bolt, Hex Head, 3/8-16 in. RH Thread Size, Steel, Black Oxide, Chevy, Each

Part Number: AMD-W-417A

4.75 out of 5 stars ( 8 )

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Metro Moulded Rocker Arm Cover Plugs SM 66

Valve Cover Hole Plug, Neoprene, Black, for 1 in. Hole Size, Buick, Cadillac, Chevy, Oldsmobile, Pontiac, Each

Part Number: MMP-SM66

5.0 out of 5 stars ( 3 )

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ARP Valve Cover Bolt Kits 100-7517

Valve Cover Bolts, Chromoly, Black Oxide, Hex, 1/4 in.-20 Diameter, BBC Brodix Valve Covers, Set of 7

Part Number: ARP-100-7517

5.0 out of 5 stars ( 2 )

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Moroso Fabricated Aluminum Valve Covers 68463

Valve Covers, Low-Profile, Aluminum, Natural, Moroso Logo, Chevy, Big Block, Pair

Part Number: MOR-68463

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Moroso Alternator Mount and Drive Kits 63841

Alternator Drive, Aluminum, Chevy, Big Block, Kit

Part Number: MOR-63841

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Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today