CHEVROLET Engine Blocks & Accessories Engines & Components

Pioneer Performance Freeze Plugs PE-100

Freeze Plug Kit, Steel, Chevy, Small Block, Kit

Part Number: PIO-PE-100

Not Yet Reviewed

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Dorman Expansion Plugs 555-030

Freeze Plugs, Steel, 1.625 in. Diameter, AMC, Buick, Cadillac, Chevy, GMC, Chrysler, Dodge, Jeep, Set of 10

Part Number: RNB-555-030

4.0 out of 5 stars ( 4 )

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Dorman Expansion Plugs 565-036

Freeze Plugs, Brass, 1.766 in. Diameter, Cadillac, Chevy, Ford, Lincoln, Mercury, Set of 10

Part Number: RNB-565-036

4.33 out of 5 stars ( 3 )

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ARP Main Stud Kits 235-5606

ARP Main Stud Kits 235-5606

Main Studs, 4-Bolt Main, with Windage Tray, Chevy, Big Block, Kit

Part Number: ARP-235-5606

5.0 out of 5 stars ( 3 )

Estimated Ship Date: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

ACDelco GM Genuine Parts Engine Oil Fill Caps 12713786

Engine Oil Filler Caps, GM Genuine Parts, Stock Top Style, Round, Plastic, Black, Chevrolet, GMC, Each

Part Number: ADO-FC279

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Edelbrock LS Bare Race Blocks 54903U

Engine Block, Aluminum, 6-Bolt Mains, 4.125 in. Diameter Bore, 1-Piece Rear Main Seal, Chevy, LS, Each

Part Number: EDL-54903U

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Dart Freeze Plugs 32510000

Cam Plug, Rear of Block, Chevy, Ford, Small Block, Each

Part Number: DRT-32510000

3.63 out of 5 stars ( 8 )

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BTR Engine Coolant Plugs BTRPLUGKIT

Engine Expansion Plugs, Bare Block Plug Kit, Includes Plugs for Large and Small Coolant, Plug Core, and Oil Galley, Chevy, LS Kit

Part Number: BTC-BTRPLUGKIT

Not Yet Reviewed

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Dart LS Next Block Hardware Kits 32000016

Engine Hardware Kits, Brass Freeze Plugs, Coated Camshaft Bearings, Dowel Pins, Chevrolet, LS, Kit

Part Number: DRT-32000016

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

Summit Racing™ Oil Cooler Block-Off Plates SUM-121029

Oil Cooler Bypass Block-Off Plate, Billet Aluminum, Clear Anodized, With Dual 1/8 in. NPT Ports, Chevy, LS, Each

Part Number: SUM-121029

Not Yet Reviewed

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Dura-Bond Engine Hardware Finishing Kits FKC-1

Engine Hardware, Cylinder Head Dowels, Woodruff Keys, Oil Pump Dowel, Cam Bolts, Chevy, Small Block, Kit

Part Number: DUR-FKC-1

5.0 out of 5 stars ( 4 )

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Mr. Gasket Freeze Plug Kits 6482

Freeze Plug Kit Brass Big Block Chevy

Part Number: MRG-6482

Not Yet Reviewed

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Dorman Expansion Plugs 555-024

Engine Expansion Plugs, Steel, 1.250 in. Diameter, 0.300 in. Height, Cadillac, Chevy, Chrysler, Set of 10

Part Number: RNB-555-024

4.5 out of 5 stars ( 4 )

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ICT Billet Main Seal Adapter Bolts 551435

LS Rear Main Seal Adapter Bolts LS1, LS3, LS2, LSX, Set of 12

Part Number: ICB-551435

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Dorman Expansion Plugs 555-080

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

Part Number: RNB-555-080

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ARP Main Stud Kits 234-5606

Main Studs, 4-Bolt Main, with Windage Tray, Chevy, Small Block, 400, Kit

Part Number: ARP-234-5606

Not Yet Reviewed

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Summit Racing™ LS Finned Aluminum Valley Covers SUM-240065-POL

Lifter Valley Cover, Finned, Aluminum, Polished, Chevy, LS, Each

Part Number: SUM-240065-POL

5.0 out of 5 stars ( 1 )

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Howards Cams Extreme Billet Main Caps H350C

Main Caps, Billet Steel, 3-Center, Straight Outer Bolts, 4-Bolt, Chevy, Small Block, Set of 3

Part Number: HRS-H350C

Not Yet Reviewed

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Top Street Performance Finned Aluminum Engine Valley Covers 81045BK

Engine Valley Cover, Finned, Billet Aluminum, Black, Hardware Included, Chevy, Each

Part Number: TSN-81045BK

Not Yet Reviewed

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PRW Billet Steel Main Girdles 9035000

Main Cap Girdle, 2-Piece Rear Seal, 1045 Billet Steel, with PRW Steel Studs, Spacers, and Nuts, Chevy, 5.7L/350 Only, Each

Part Number: PQX-9035000

1.0 out of 5 stars ( 1 )

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ARP Main Stud Kits 235-5601

Main Studs, 4-Bolt Main, Dart Big M Block, Chevy, 454, Kit

Part Number: ARP-235-5601

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Dorman Expansion Plugs 555-007

Engine Expansion Plugs, Steel, 0.540 in. O.D., 0.180 in. Height, Buick, Chevy, Ford, GMC, Mercury, Set of 10

Part Number: RNB-555-007

4.67 out of 5 stars ( 3 )

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Edelbrock LS Bare Race Blocks 54901U

Engine Block, Aluminum, 6-Bolt Mains, 4.125 in. Diameter Bore, 1-Piece Rear Main Seal, Chevy, LS, Tall, Each

Part Number: EDL-54901U

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Proform Freeze Plug Kits 66552

Freeze Plugs, Brass, Chevy, Big Block, Kit

Part Number: PRO-66552

Not Yet Reviewed

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Chevrolet Performance LSX Bowtie Engine Blocks 19417351

Engine Block, LSX Bowtie, Bare, Cast Iron, 6-bolt Main Bolt Style, 9.260 in. Standard Deck, Semi Finished, Chevrolet, Each

Part Number: NAL-19417351

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 18, 2026 if ordered today

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Estimated Ship Date: Aug 18, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ SPC Pro LS Engine Block SUM-150215

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