CHEVROLET Chevy small block Gen I Engine Blocks & Accessories

Main Cap, Billet Steel, 3-Center, Straight Outer Bolts, 4-Bolt, Chevy, Small Block, Each

Part Number: HRS-H350R-1

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Estimated Ship Date: Tomorrow

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Main Studs, Chromoly, Hex Head, 4-Bolt, Chevy, 350, 400, Dart Little M, Splayed Bolts, Kit

Part Number: ARP-234-5801

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Estimated Ship Date: Tomorrow if ordered today

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

Part Number: DRT-31161111L

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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MAIN GIRDLE, BILLET STEEL, CHEV 400, incl PRW fasteners & hdwe

Part Number: PQX-9040000

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Cylinder Head Dowel Pins, 0.250 in. O.D., Chevrolet, Small Block, Set of 25

Part Number: PIO-PG-653-25

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Engine Expansion Plug, Steel, 1.5 in. Width, 0.570 in. Height, Buick, Chevy, Fiat, GMC, Set of 10

Part Number: RNB-555-027

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Estimated Ship Date: Tomorrow

Freeze Plug Kit, Brass, Chevy, Small Block, Kit

Part Number: PIO-830017

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Front Main Cap Straps, Chevy, Each.

Part Number: HRS-H350FS

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Freeze Plug Kit, Brass, Chevy, Small Block, 267-350, Kit

Part Number: PIO-830001

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

Freeze Plug Kits Bagged- Steel

Part Number: MEL-MPE-101R

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Engine Block Dowel Pins, Rear Main Seal Housing, 1-Piece Rear Main, Chevrolet, Small Block Gen I, Each

Part Number: NAL-9441003

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Main Studs, 8740 Chromoly, 200,000 Psi Tensile Strength, Large Journal, 2-Bolt Main, Chevy, Small Block, Kit

Part Number: PQX-1035022

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Engine Expansion Plugs, Steel, 0.625 in. O.D., 0.232 in. Height, Buick, Cadillac, Chevy, Jeep, Olds, Set of 10

Part Number: RNB-555-011

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Main Studs, 4-Bolt Splayed Main, with Windage Tray, Chevy, 400, Small Block, Kit

Part Number: ARP-234-5605

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow if ordered today

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

Part Number: EW1-350ERMSA

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AN Block Adapters, -16 AN Adapters, Black Anodized, Chevy, Small Block, Kit

Part Number: PGP-PRP-6853

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Estimated Ship Date: Dec 3, 2025 if ordered today

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Freeze Plug, Steel, Chevy, Dart SHP, Each

Part Number: DRT-32540000

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Expansion Plugs, Steel, Diameter 1.513 in., Various, Each

Part Number: RNB-555-077

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Main Studs, 4-Bolt, Chevy, 350, 400, Dart Little M Block with Iron Mains, Kit

Part Number: ARP-234-5609

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Expansion Plugs, Steel, Diameter 1.638 in., Various, Each

Part Number: RNB-555-087

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Main Studs, 8740 Chromoly, 200,000 Psi Tensile Strength, Large Journal, 4-Bolt Main, Chevy, Small Block, Kit

Part Number: PQX-1035042

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Estimated Ship Date: Jan 12, 2026 if ordered today

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

Part Number: HRS-H400

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Estimated Ship Date: Nov 17, 2025 if ordered today

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

Part Number: ARP-234-5503

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Estimated Ship Date: Tomorrow if ordered today

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Engine Expansion Plug Kit, Stock Replace

Part Number: MEL-MPE-848BR

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Estimated Ship Date: Dec 8, 2025 if ordered today

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

Part Number: PGP-PRP-6851

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Estimated Ship Date: Dec 3, 2025 if ordered today

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