CHEVROLET Chevy small block Gen I Engine Blocks & Accessories

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 ( 7 )

Estimated Ship Date: Tomorrow

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• $100.00 Summit Bucks

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

Part Number: DRT-31161111

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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Engine Block, Cast Iron, 400 Mains, 4.115 in. Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: DRT-31162211

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Freeze Plugs, Brass, Chevy, Small Block, Kit

Part Number: SUM-G1581

4.91 out of 5 stars ( 47 )

Estimated Ship Date: Tomorrow

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 ( 1 )

Estimated Ship Date: Tomorrow

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• $100.00 Summit Bucks

Engine Block, Cast Iron, 4-Bolt Mains, 4.125 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: DRT-31161211

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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Freeze Plugs, Brass, Chevy, Small Block, Kit

Part Number: MEL-MPE-100BR

4.65 out of 5 stars ( 20 )

Estimated Ship Date: Tomorrow

Main Bolts, High Performance Series, 4-Bolt Main, Large Journal, Chevy, Small Block, Kit

Part Number: ARP-134-5202

4.97 out of 5 stars ( 36 )

Estimated Ship Date: Tomorrow

Main Studs, 4-Bolt Main, Large Journal, Chevy, Small Block, Kit

Part Number: ARP-134-5601

4.96 out of 5 stars ( 25 )

Estimated Ship Date: Tomorrow

Main Studs, 2-Bolt Main, Large Journal, Chevy, Small Block, Kit

Part Number: ARP-134-5401

5.0 out of 5 stars ( 16 )

Estimated Ship Date: Tomorrow

Main Bolts, High Performance Series, 2-Bolt Main, Large Journal, Chevy, Small Block, Kit

Part Number: ARP-134-5001

4.86 out of 5 stars ( 35 )

Estimated Ship Date: Tomorrow

Main Caps, Billet Steel, 3-Center, Splayed Outer Bolts, 4-Bolts, Chevy, Small Block, Set of 3

Part Number: HRS-H350S

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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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: Sep 29, 2025 if ordered today

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Main Cap, Billet Steel, Rear, Straight Outer Bolts, 2-Bolts, Chevy, Small Block, Each

Part Number: HRS-H350RWS

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Bellhousing Dowel Pins, 0.625 in. Diameter, 1.875 in. Length, Chevrolet, Pair

Part Number: ICB-551334

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

Main Studs, 2-Bolt Main, Large Journal, Chevy, Small Block, with Windage Tray, Kit

Part Number: ARP-234-5501

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Seal Adapter, Billet Aluminum, 1 to 2-Piece Style, Chevy, Small Block Gen I, Kit

Part Number: AAF-ALL26126

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Main Caps, Billet Steel, 3-Center, Straight Outer Bolts, 4-Bolt, Chevy, Small Block, Set of 3

Part Number: HRS-H350R

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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Main Cap, Billet Steel, Front, Straight Outer Bolts, 2-Bolt, Chevy, Small Block, Each

Part Number: HRS-H350F

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Main Studs, 4-Bolt Main, Large Journal, with Windage Tray, Chevy, Small Block, Kit

Part Number: ARP-234-5601

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Freeze Plugs, Steel, Chevrolet, Small Block, Kit

Part Number: MEL-MPE-100R

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

Dowel Pin, Flywheel Locating, Chevy V8, Steel, Each

Part Number: DUR-AD-679

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

Main Studs, 4-Bolt Main, Chevy, Aftermarket SBC blocks, Summit SPC, BPE, Dart SHP Iron Block, W/ 7/16 inner 3/8 outer, Kit

Part Number: ARP-134-5605

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

Main Bolts, Pro Series, 12-Point, 4-Bolt Main, Chevy 1967-2002, 350, Kit

Part Number: ARP-234-5201

Not Yet Reviewed

Estimated Ship Date: Tomorrow