Engine Blocks & Accessories

Engine Block, 400 Chevy Small Block, Class 35 German Cast Iron, 4-Bolt 400 Mains, 4.125 in. Unfinished Bore Diameter, 2-Piece Rear Main Seal

Part Number: SUM-150201

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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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: Today

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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: Today

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

Part Number: SUM-192004

3.5 out of 5 stars ( 38 )

Estimated Ship Date: Today

Bellhousing Dowel Pins, 0.625 in. Diameter, 2.000 in. Length, Buick, Chevy, GMC, Oldsmobile, Pontiac, Pair

Part Number: SUM-192000

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Today

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

Part Number: SUM-192002

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Today

Main Bolts, Extreme Duty, 4-bolt Style, 6-point, Premium Quality, 190,000 psi Yield Strength, Washers, Chevy, Small Block, Kit

Part Number: SUM-910203-PRO

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Estimated Ship Date: Today

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

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Estimated Ship Date: Today

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Main Bolts, Extreme Duty, 2-bolt Style, 6-point, Premium Quality, 190,000 psi Yield Strength, Washers, Chevy, Small Block, Kit

Part Number: SUM-910202-PRO

Not Yet Reviewed

Estimated Ship Date: Today

Main Bolts, 2-bolt Style, 12-point, 180,000 psi Yield Strength, Washers, Chevy, Small Block, Kit

Part Number: SUM-910202

3.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

Plug Fittings, Rear Block Plug, Bolt-on, Steel Plug, Zinc Finish, Bracket, O-ring Seal, Internal Allen Retaining Bolt, Ford, 7.3L, Godzilla, Kit

Part Number: HLY-97-426

Not Yet Reviewed

Estimated Ship Date: Today

Mockup Bock, Cummins 5.9 12V Diesel, Long Block, Steel, Includes bolts, Each

Part Number: SUM-774005

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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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 ( 4 )

Estimated Ship Date: Mar 11, 2027 if ordered today

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Mockup Block, Cummins 4BT, Long Block, Steel, Includes bolts, Each

Part Number: SUM-774006

Not Yet Reviewed

Estimated Ship Date: Today

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CAMSHAFT PLUG 302/351 FORD RACING B

Part Number: MMU-MA5154

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2026 if ordered today

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Engine Block, Cast Iron, 4-Bolt Mains, 4.240 in. Diameter Bore, 2-Piece Rear Seal, Chevy, Big Block Mark IV

Part Number: NAL-19212196

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Estimated Ship Date: Today

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Main Caps, Front Position, Straight, 4-bolt, Ductile Iron, Pontiac, 421, 428, 455, Each

Part Number: MIL-11501

Not Yet Reviewed

Estimated Ship Date: Mar 3, 2027 if ordered today

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