Engine Blocks & Parts | Summit Racing

Dorman Expansion Plugs 550-034

Engine Expansion Plugs, Steel, 3.00 in. Diameter, Chevy, GMC, Set of 10

Part Number: RNB-550-034

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

Pioneer Performance Freeze Plugs PE-100-R

Freeze Plugs, Steel, Chevy, 267, 283, 302, 305, 307, 327, 350, Kit

Part Number: PIO-PE100R

5.0 out of 5 stars ( 4 )

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ Freeze Plugs SUM-G1581

4.75 out of 5 stars ( 51 )

Estimated Ship Date: Tomorrow

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Melling Freeze Plugs MPE-114R

Melling Freeze Plugs MPE-114R

Freeze Plugs, Steel, Chrysler, Dodge, Plymouth, Big Block, Kit

Part Number: MEL-MPE-114R

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Dorman Expansion Plugs 555-034

Engine Expansion Plugs, Steel, Chevy, GMC, Set of 10

Part Number: RNB-555-034

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Melling Engine Expansion Plug Kits MPE-112BR

Freeze Plug Kits Bagged - Brass

Part Number: MEL-MPE-112BR

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Melling Engine Expansion Plug Kits MPE-613R

Freeze Plug Kits Bagged- Steel

Part Number: MEL-MPE-613R

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

Crown Automotive Main Cap Fasteners J0638513

Crankshaft Main Bearing Cap Nut

Part Number: CWA-J0638513

Not Yet Reviewed

Estimated Ship Date: Jul 13, 2026 if ordered today

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Estimated Ship Date: Jul 13, 2026 if ordered today

Melling Engine Expansion Plug Kits MPE-614R

Freeze Plug Kits Bagged- Steel

Part Number: MEL-MPE-614R

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

Melling Engine Expansion Plug Kits MPE-103R

Freeze Plug Kits Bagged- Steel

Part Number: MEL-MPE-103R

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

Pioneer Automotive Engine Expansion Plugs PE-121

EXP PLUG KIT

Part Number: PIO-PE-121

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Pioneer Automotive Engine Expansion Plugs PE-112-BR

BR EXP PLUG KIT

Part Number: PIO-PE-112-BR

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Pioneer Automotive Engine Expansion Plugs PE-103-B

EXP PLUG KIT

Part Number: PIO-PE-103-B

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Pioneer Automotive Engine Expansion Plugs PE-103

EXP PLUG KIT

Part Number: PIO-PE-103

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Summit Racing™ SPC Small Block Chevy 350 Engine Block SUM-150200

Engine Block, 350 Chevy Small Block, Class 35 German Cast Iron, 4-Bolt 350 Mains, 4.000 in. Unfinished Bore Diameter, 2-Piece Rear Main Seal

Part Number: SUM-150200

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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Summit Racing™ SPC Big Block Chevy Engine Block SUM-150210

Engine Block, Summit, Big Block Chevrolet, Bare, Cast Iron, 4-bolt Main Bolt Style, 9.800 in. Standard Deck, 4.500 in. Bore, Each

Part Number: SUM-150210

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Dorman Rear Main Seal Covers 635-518

Rear Main Seal Cover, Aluminum, Natural, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Saab, Kit

Part Number: RNB-635-518

3.89 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

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Ford Performance Parts Boss 302 Engine Blocks for 1985-1995 MUSTANG - M-6010-BOSS302

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

Part Number: FMS-M6010BOSS302

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Freeze Plugs SUM-G1584

Engine block coolant and oil plug kit, Threaded Engine Block Oil/Coolant passage Plugs, Brass/Steel, Oil Plug and barbell, Chevy, GM LS GenIII/IV, Kit

Part Number: SUM-G1584

4.73 out of 5 stars ( 30 )

Estimated Ship Date: Tomorrow

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Summit Racing™ SPC Small Block Chevy 350 Engine Block SUM-150203

Engine Block, 350 Chevy Small Block, Class 35 German Cast Iron, 4-Bolt 350 Mains, 4.000 in. Unfinished Bore Diameter, 1-Piece Rear Main Seal

Part Number: SUM-150203

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Ford, Mopar Bellhousing Dowel Pins SUM-192004

Bellhousing Dowel Pins, .500 in. Diameter, .007 in. Offset, Ford, Mopar, Lincoln, Mercury, Pair

Part Number: SUM-192004

3.64 out of 5 stars ( 36 )

Estimated Ship Date: Tomorrow

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Summit Racing™ SPC Big Block Chevy Engine Block SUM-150211

Engine Block, Summit, Big Block Chevrolet, Bare, Cast Iron, 4-bolt Main Bolt Style, 9.800 in. Standard Deck, 4.600 in. Bore, Each

Part Number: SUM-150211

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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ARP Main Stud Kits 244-5400

Main Studs, Chromoly, Hex Head, 2-Bolt, Chrysler, Dodge, 5.7/6.1L, Kit

Part Number: ARP-244-5400

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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Pioneer Cylinder Head Dowel Pins PF-485-25

Cylinder Head Dowels, Ford, 352-428 FE/429/460, Set of 25

Part Number: PIO-PF-485-25

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Summit Racing™ SPC Small Block Chevy 400 Engine Block SUM-150204

Engine Block, 400 Chevy Small Block, Class 35 German Cast Iron, 4-Bolt 350 Mains, 4.125 in. Unfinished Bore Diameter, 1-Piece Rear Main Seal

Part Number: SUM-150204

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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ACDelco GM Genuine Parts Replacement Bolts 12556127

Bolt, GM Genuine Parts Replacement Bolt, Hex Head Flange, M8 x 1.25, 0.900 in. Underhead Length, Grade 10.9, Steel, Gray, Each

Part Number: ADO-12556127

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow