Engine Blocks & Parts | Summit Racing

PRW Main Cap Stud Kits 1000098

Main Cap Fasteners, Main Cap Girdle Stud Kits, 6-bolt, Stud Style, 12-Point Head, Nuts, Chevy LS, Kit

Part Number: PQX-1000098

3.75 out of 5 stars ( 4 )

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ARP Main Stud Kits 155-5404

ARP Main Stud Kits 155-5404

Main Studs, Hex, Chromoly, 2-Bolt Main, Ford, Big Block FE, Kit

Part Number: ARP-155-5404

4.67 out of 5 stars ( 6 )

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Summit Racing™ Chevy, Pontiac Bellhousing Dowel Pins SUM-192005

Bellhousing Dowel Pins, .625 in. Diameter, .007 in. Offset, Buick, Chevy, Oldsmobile, Pontiac, Pair

Part Number: SUM-192005

4.1 out of 5 stars ( 20 )

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ARP Main Stud Kits 203-5405

Main Studs, 2-Bolt Main, Toyota, 3.0L, 2JZGE, Kit

Part Number: ARP-203-5405

5.0 out of 5 stars ( 3 )

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ARP Main Stud Kits 154-5409

Main Studs, 2-Bolt Main, Dual or Rear Sump Oil Pan, Ford, 351W, Kit

Part Number: ARP-154-5409

5.0 out of 5 stars ( 5 )

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World Products Merlin IV Engine Blocks 091101

Engine Block, Cast Iron, Nodular Iron Splayed 4-Bolt Mains, 4.495 in. Bore, 2-Piece Seal, 9.800 in. Deck, Chevy, Big Block, Each

Part Number: WRL-091101

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Need It Sooner? We recommend these similar substitute parts:

Chevrolet Performance 454 C.I.D. Bare Engine Blocks 19170538

4.75 out of 5 stars ( 9 )

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Holley LS Valley Covers 241-369

Lifter Valley Plates, LS Valley, Billet Aluminum, Trussed with Oil Fill, Black Anodized, 10-Bolt Pattern, Chevy, LS, 5.7L, Each

Part Number: HLY-241-369

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ICT Billet Bellhousing Dowel Pins 551334

Bellhousing Dowel Pins, 0.625 in. Diameter, 1.875 in. Length, Chevrolet, Pair

Part Number: ICB-551334

4.0 out of 5 stars ( 4 )

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Melling Cylinder Sleeves CSL203

Cylinder Sleeve, Cast Iron, 3.938 in. Bore I.D., 0.125 in. Wall Thickness, 6.750 in. Length, Each

Part Number: MEL-CSL203

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Trick Flow® Main Cap Girdles for Ford TFS-51500700

Main Girdle, Bolt, Tool Steel, Ford, 289/302, Kit

Part Number: TFS-51500700

5.0 out of 5 stars ( 3 )

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Moroso Main Cap Girdles for Ford 22928

Main Cap Girdle, Steel, Ford, 289/302, Kit

Part Number: MOR-22928

3.9 out of 5 stars ( 10 )

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Melling Freeze Plugs MPE-900BR-GP

Freeze Plugs, Brass/Steel, Chevy, GM LS Engine, Kit

Part Number: MEL-MPE-900BR-GP

5.0 out of 5 stars ( 4 )

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Summit Racing™ Ford, Mopar Bellhousing Dowel Pins SUM-192007

Bellhousing Dowel Pins, .500 in. Diameter, .014 in. Offset, Ford, Mopar, Lincoln, Mercury, Pair

Part Number: SUM-192007

4.0 out of 5 stars ( 11 )

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ARP Main Stud Kits 140-5402

Main Studs, 2-Bolt Main, 12-Point Nuts, Mopar, Small, Big Block, B, RB, LA, Kit

Part Number: ARP-140-5402

4.75 out of 5 stars ( 8 )

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Summit Racing™ LS Main Cap Bolt Kits SUM-910229-3

Main Bolts, Side Bolts Only, 6-bolt Style, Hex, Chevy, LS, Set of 10

Part Number: SUM-910229-3

5.0 out of 5 stars ( 2 )

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Canton Racing Main Cap Girdles 21-062

Main Cap Girdle, Steel, Black Oxide, Ford, 351W, Kit

Part Number: CTR-21-062

2.6 out of 5 stars ( 5 )

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World Products Merlin IV Engine Blocks 095000

Engine Block, Cast Iron, 4-Bolt Mains, 4.245 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Big Block, Each

Part Number: WRL-095000

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Chevrolet Performance 454 C.I.D. Bare Engine Blocks 19170538

4.75 out of 5 stars ( 9 )

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World Products 351 Ford Man O'War Blocks 087150

Engine Block, Cast Iron, 4-Bolt Mains, 3.990 in. Diameter Bore, 1-Piece Rear Main Seal, Ford, Small Block, Each

Part Number: WRL-087150

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Howards Cams Extreme Billet Main Caps H350R

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

Part Number: HRS-H350R

4.5 out of 5 stars ( 8 )

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ARP Main Stud Kits 235-5701

Main Studs, 4-Bolt Main, For Windage Trays, Chevy, Big Block, Kit

Part Number: ARP-235-5701

5.0 out of 5 stars ( 4 )

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ARP Main Stud Kits 234-5501

Main Studs, 2-Bolt Main, Large Journal, Chevy, Small Block, with Windage Tray, Kit

Part Number: ARP-234-5501

5.0 out of 5 stars ( 4 )

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ARP Main Stud Kits 156-5401

Main Studs, 2-Bolt Main, Ford, 4.6L, SOHC, Kit

Part Number: ARP-156-5401

5.0 out of 5 stars ( 4 )

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Trick Flow® Main Cap Girdles for Ford TFS-51500701

Main Girdle, Bolt, Tool Steel, Ford, 351W, Kit

Part Number: TFS-51500701

2.5 out of 5 stars ( 2 )

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ICT Billet Rear Main Cover Housings 551727

Rear Main Seal Housing, Billet Aluminum, Natural, Chevy, Small Block LS, Each

Part Number: ICB-551727

Not Yet Reviewed

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Melling Freeze Plugs MPE-108BR

Freeze Plugs, Brass, Ford, Lincoln, Mercury, Small Block, Kit

Part Number: MEL-MPE-108BR

4.67 out of 5 stars ( 12 )

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