Engine Blocks & Parts | Summit Racing

PRW Billet Steel Main Caps 1738901

Main Caps, Billet Steel, 4-Bolt Conversion or Replacement, Straight, 326-400 cid, V8, Dowel Pinned, Drill Guide, Small Journal, Pontiac, Set of 3

Part Number: PQX-1738901

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

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Estimated Ship Date: Feb 24, 2026 if ordered today

Dorman Expansion Plugs 555-084

Engine Expansion Plugs, Steel, Ford, Mercury, Set of 10

Part Number: RNB-555-084

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Summit Racing™ Mockup Replica Blocks SUM-774007

Summit Racing™ Mockup Replica Blocks SUM-774007

Mockup Block, Chrysler Gen III Hemi,5.7,6.1,6.4, Long Block, Steel, Includes bolts, Each

Part Number: SUM-774007

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PRW Billet Steel Main Caps 1745501

Main Caps, Billet Steel, 4-Bolt Conversion or Replacement, Straight, 421-455 cid, V8, Dowel Pinned, Drill Guide, Large Journal, Pontiac, Set of 3

Part Number: PQX-1745501

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

PRW Main Cap Stud Kits 1000215

Main Cap Fasteners, Main Cap Girdle Stud Kits, 2-bolt, Stud Style, Hex Head, Nuts, Washers, Ford, Big Block FE, Big Block 385 Series, Kit

Part Number: PQX-1000215

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Dorman Expansion Plugs 565-017

Freeze Plugs, Brass, 1.000 in. Diameter, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Jaguar, Set of 10

Part Number: RNB-565-017

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Melling Cylinder Sleeves CSL631

Cylinder Sleeve, Cast Iron, 3.051 in. Bore I.D., 0.094 in. Wall Thickness, 5.125 in. Length, Each

Part Number: MEL-CSL631

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Dart Block Sleeves 32160211

Cylinder Sleeve, Cast Iron, 4.490 in. Bore I.D., 0.185 in. Wall Thickness, 6.370 in. Length, Each

Part Number: DRT-32160211

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Melling Freeze Plugs MPC-92

Freeze Plug - Each - steel

Part Number: MEL-MPC-92

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Philadelphia Racing Products AN Block Adapters PRP-6861

AN Block Adapters, -16 AN Adapters, Clear Anodized, Chevy, Big Block, Kit

Part Number: PGP-PRP-6861

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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

Melling Cylinder Sleeves CSL9079

Cylinder Sleeve, Cast Iron, 7.968 in. Bore I.D., 0.176 in. Wall Thickness, 22.000 in. Length, Each

Part Number: MEL-CSL9079

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Melling Cylinder Sleeves CSL880

Cylinder Sleeve, Cast Iron, 3.465 in. Bore I.D., 0.079 in. Wall Thickness, 7.000 in. Length, Each

Part Number: MEL-CSL880

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

ARP Main Stud Kits 235-5702

Main Studs, 4-Bolt Main, Chevy, Big Block, Mark IV Bowtie, with Windage Tray

Part Number: ARP-235-5702

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Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

ARP Main Stud Kits 201-5002

Main Studs, 2-Bolt, BMW, 3.2L, Kit

Part Number: ARP-201-5002

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Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

PRW Main Girdle Stud Kits 1000203

CHEV 350 Stud Kit, Main Girdle, , Includes 10ea, 1/2" Longer Studs, 7/16" -14/20 x 5.00" Studs, PRW Fasteners & Hardware.

Part Number: PQX-1000203

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Dorman Rear Main Seal Housings 635-786

Rear Main Seal Cover Kit

Part Number: RNB-635-786

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

Melling Freeze Plugs MEP-10

Freeze Plug - Each - steel

Part Number: MEL-MEP-10

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Melling Engine Expansion Plug Kits MPE-101R

Freeze Plug Kits Bagged- Steel

Part Number: MEL-MPE-101R

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Melling Cylinder Sleeves CSL589

Cylinder Sleeve, Cast Iron, 4.063 in. Bore I.D., 0.125 in. Wall Thickness, 10.250 in. Length, Each

Part Number: MEL-CSL589

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Crown Automotive Main Cap Fasteners J4006948

Main Cap Fastener, Bolt, Hex, 1/2-13 in. Thread, 3 in. Length, Steel, Black Oxide, Jeep, Each

Part Number: CWA-J4006948

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Melling Freeze Plugs MEP-2

Freeze Plug - Each - steel

Part Number: MEL-MEP-2

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Milodon Main Caps 11153

Main Cap, Ductile Iron, Front, Straight Outer Bolts, 2-Bolt, Large Journal, Chevy, Small Block, Each

Part Number: MIL-11153

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Estimated Ship Date: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

Dorman Expansion Plugs 557-017

Freeze Plugs, Steel, AMC, Jeep, International, Set of 7

Part Number: RNB-557-017

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ARP Main Stud Kits 247-5403

Main Studs, 2-Bolt Main, Dodge, Cummins, 5.9L, 24V, Kit

Part Number: ARP-247-5403

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

Melling Cylinder Sleeves CSL1169

Cylinder Sleeve, Cast Iron, 3.125 in. Bore I.D., 0.094 in. Wall Thickness, 6.000 in. Length, Each

Part Number: MEL-CSL1169

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