Engine Blocks & Parts | Summit Racing

Trick Flow® Main Cap Fastener Replacement Hardware Kits TFS-51500701-HK

Replacement, Hardware Kit, 2-Bolt Main, Ford, with Trick Flow® Main Cap Girdle,

Part Number: TFS-51500701-HK

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Melling Cylinder Sleeves CSL268

Melling Cylinder Sleeves CSL268

Cylinder Sleeve, Cast Iron, 4.568 in. Bore I.D., 0.125 in. Wall Thickness, 7.625 in. Length, Each

Part Number: MEL-CSL268

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ARP Main Stud Kits 206-5401

Main Studs, 2-Bolt Main, Austin, MG, Morris, Triumph, Kit

Part Number: ARP-206-5401

5.0 out of 5 stars ( 1 )

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Dart SHP Special High Performance Small Block Ford Cast Iron Bare Blocks 31375135

Engine Block, Cast Iron , 4-Bolt Mains, 4.000 in. Bore, 1-Piece Rear Main Seal, Ford 351, Small Block, Each

Part Number: DRT-31375135

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Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Melling Performance Cylinder Sleeves CSL236HP

Cylinder Sleeve, Cast Iron, 4.000 in. Bore I.D., 0.125 in. Wall Thickness, 6.250 in. Length, Each

Part Number: MEL-CSL236HP

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Melling Engine Expansion Plug Kits MPE-115R

Engine Expansion Plugs, Standard Replacement, Steel, Includes Plugs for Block, Camshaft, Oil Galley, and Pipe Plugs, Pontiac V8, Kit

Part Number: MEL-MPE-115R

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Melling Cylinder Sleeves CSL250

Cylinder Sleeve, Cast Iron, 3.000 in. Bore I.D., 0.125 in. Wall Thickness, 6.375 in. Length, Each

Part Number: MEL-CSL250

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Mr. Gasket Cylinder Head Dowel Pins 4375

Cylinder Head Dowels, .310 in. Outside Diameter, .562 in. Height, Chevy/Mopar, Pair

Part Number: MRG-4375

3.75 out of 5 stars ( 4 )

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Melling Freeze Plugs MPC-234

Freeze Plug - Each - steel

Part Number: MEL-MPC-234

5.0 out of 5 stars ( 1 )

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World Products Sportsman Parts Kits PBMBKSP

Sportsman Parts Kit, Block Hardware Kit, World Engine Blocks, SBC, Kit

Part Number: WRL-BKSP

5.0 out of 5 stars ( 1 )

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Dorman Expansion Plugs 555-081

Freeze Plugs, Steel, 2.219 in. Closed End Diameter, 2.226 in. Open End Diameter, Chevy, GMC, Set of 10

Part Number: RNB-555-081

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Melling Freeze Plugs MPC-42B

Freeze Plug, Brass, 1.953 in. Diameter, 0.718 in. Depth, Each

Part Number: MEL-MPC-42B

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ARP Rear Motor Cover Fasteners 434-1503

Rear Motor Cover Bolts, Hex Head, Stainless Steel, Polished, Washers, Chevy, 4.8L, 5.3L, 6.0L, Kit

Part Number: ARP-434-1503

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Melling Cylinder Sleeves CSL569

Cylinder Sleeve, Cast Iron, 5.375 in. Bore I.D., 0.125 in. Wall Thickness, 14.250 in. Length, Each

Part Number: MEL-CSL569

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Dart Freeze Plugs 32810000B

Engine Expansion Plug, Brass, Each

Part Number: DRT-32810000B

5.0 out of 5 stars ( 1 )

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Proform Freeze Plug Kits 66560

Freeze Plugs, Brass, Pontiac V8, Kit

Part Number: PRO-66560

3.67 out of 5 stars ( 3 )

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Melling Freeze Plugs MPC-85B

Freeze Plug - Each - brass

Part Number: MEL-MPC-85B

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Moroso Deck Plug Kits 37800

Deck Plug Kit, Steel, Black Oxide, 3/4 in. NPT, Chevy, Small Block/90 Degree V6, Set of 6

Part Number: MOR-37800

5.0 out of 5 stars ( 1 )

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QuickTime Bellhousing Dowel Pins RM-141

Bellhousing Dowel Pins, 0.014 in. Offset, 0.628 in. Diameter, Ford, 4.6L/5.4L Modular, 5.0 Coyote, Pair

Part Number: QTI-RM-141

5.0 out of 5 stars ( 1 )

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Dart SHP Special High Performance Small Block Chevy Cast Iron Bare Blocks 31161211L

Engine Block, Cast Iron, 4-Bolt Mains, 4.125 in. Bore, 1-Piece Rear Main Seal, Chevy, Each

Part Number: DRT-31161211L

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ SPC Engine Blocks SUM-150204

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ARP Main Stud Kits 202-5402

Main Studs, 2-Bolt Main, for Nissan, SR20 DET L4, Kit

Part Number: ARP-202-5402

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ARP Main Stud Kits 247-5401

Main Studs, Chromoly, Hex Head, 2-Bolt, Dodge, Cummins Diesel, 5.9L, Kit

Part Number: ARP-247-5401

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Melling Cylinder Sleeves CSL511

Cylinder Sleeve, Cast Iron, 3.500 in. Bore I.D., 0.125 in. Wall Thickness, 9.250 in. Length, Each

Part Number: MEL-CSL511

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Dart Main Stud Kits 66744850

Main Cap Fastener, Main Stud, Universal Single Replacement Stud for Dark Blocks, 4-bolt Main, 4.850 in. Stud Length, Each

Part Number: DRT-66744850

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RHS Main Cap Dowel Pins 549201-1

DOWEL PIN, FOR LS BLOCK MAIN CAPS

Part Number: RHS-549201-1

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