CHEVROLET Engine Blocks & Accessories Engines & Components

World Products Merlin IV Engine Blocks 095100

World Products Merlin IV Engine Blocks 095100

Engines, Bare Block, Cast Iron, Merlin IV BBC, 10.200 in. Deck, 4.245 in. Bore, Splayed Billet Caps, Standard Cam Bearings and Lifter bores, Each

Part Number: WRL-095100

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Pioneer Automotive Engine Expansion Plugs PE-102

EXP PLUG KIT

Part Number: PIO-PE-102

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Chevrolet Performance Bowtie Big Block Chevy Cast Iron Engine Blocks 19212191

Engine Block, Bowtie, Cast Iron, 4.494 in. Bore, 9.800 in. Deck, Chevy, Big Block Gen V, Each

Part Number: NAL-19212191

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Aug 13, 2026 if ordered today

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Estimated Ship Date: Aug 13, 2026 if ordered today

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

Not Yet Reviewed

Estimated Ship Date: Today

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Milodon Main Stud Kits 81133

Main Studs, 4-Bolt Main, Chevy, Big Block, with Milodon Caps, Kit

Part Number: MIL-81133

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Jul 14, 2026 if ordered today

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Estimated Ship Date: Jul 14, 2026 if ordered today

Milodon Main Stud Kits 81138

Main Studs, 2-Bolt Main, Chevy, Big Block, Kit

Part Number: MIL-81138

Not Yet Reviewed

Estimated Ship Date: Jul 14, 2026 if ordered today

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Estimated Ship Date: Jul 14, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP High Performance Series Main Bolts 135-5002

5 out of 5 stars ( 16 )

Estimated Ship Date: Today

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Enginetech Engine Expansion Plug Kits PK4B

Engine Expansion Plug Kit 91-00 BUI/CHV/GM/GMC/OLD/PON 4.3L/6.0L/7.0L/7.4L/L

Part Number: EGN-PK4B

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

PRW Main Girdle Stud Kits 1000207

CHEV 400, Stud Kit, Main Girdle, Includes 10ea, 1/2" Longer Studs, 7/16" -14/20 x 5.00" Studs, PRW Fasteners & Hardware.

Part Number: PQX-1000207

Not Yet Reviewed

Estimated Ship Date: Jun 19, 2026 if ordered today

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Estimated Ship Date: Jun 19, 2026 if ordered today

Pioneer Automotive Engine Expansion Plugs PE-104

EXP PLUG KIT

Part Number: PIO-PE-104

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 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 4, 2026 if ordered today

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Estimated Ship Date: May 4, 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 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Pioneer Automotive Engine Expansion Plugs PE-137

EXP PLUG KIT

Part Number: PIO-PE-137

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Pioneer Automotive - Engine Expansion Plugs for 1975 LUV, 1972-1974 LUV PICKUP - PE-145-R

EXP PLUG KIT

Part Number: PIO-PE-145-R

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Pioneer Automotive Engine Expansion Plugs PE-180-R

EXP PLUG KIT

Part Number: PIO-PE-180-R

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 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 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Melling Freeze Plugs MPE-124R

Freeze Plug Kits Bagged- Steel

Part Number: MEL-MPE-124R

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

Enginetech Engine Expansion Plug Kits PK42B

Engine Expansion Plug Kit 77-93 AMC/BUI/CHV/GMC/JEP/PON 2.5L

Part Number: EGN-PK42B

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

Enginetech Engine Expansion Plug Kits PK48

Engine Expansion Plug Kit 80-95 BUI/CAD/CHV/GMC/IZU/JEP/OLD/PON 2.8L/3.1L

Part Number: EGN-PK48

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

Enginetech Engine Expansion Plug Kits PK19B

Engine Expansion Plug Kit 75-95 BUI/CAD/CHV/GMC/OLD/PON 3.0L/3.2L/3.8L/4.1L

Part Number: EGN-PK19B

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

Enginetech Engine Expansion Plug Kits PK2

Engine Expansion Plug Kit 70-80 CHV/GMC/OLD/PON 6.6L

Part Number: EGN-PK2

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

World Products Motown Race Engine Blocks 084130

Engine Block, Cast Iron, 4-Bolt Mains, 4.115 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: WRL-084130

4.0 out of 5 stars ( 1 )

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

World Products Merlin IV Engine Blocks 095012

Engines, Bare Block, Cast Iron, Merlin IV BBC, 9.800 in. Deck, 4.595 in. Bore, Splayed Billet Caps, Standard Cam Bearings and Lifter bores, Each

Part Number: WRL-095012

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Enginetech Engine Expansion Plug Kits PK3

Engine Expansion Plug Kit 65-90 BUI/CHV/GMC/OLD/PON 6.0L/6.5L/6.6L/7.0L/7.4L/L

Part Number: EGN-PK3

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Melling Engine Expansion Plug Kits MPE-183R

Freeze Plug Kits Bagged- Steel

Part Number: MEL-MPE-183R

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

World Products Main Caps WPI703370C

Main Caps, Merlin III, 3-Center, Angled Outer Bolts, 4-Bolt, Chevrolet, Big Block, Each

Part Number: WRL-703370C

Not Yet Reviewed

Estimated Ship Date: May 26, 2026 if ordered today

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Estimated Ship Date: May 26, 2026 if ordered today

Melling Engine Expansion Plug Kits MPE-276R

Freeze Plug Kits Bagged- Steel

Part Number: MEL-MPE-276R

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today