Engine Blocks & Accessories

Cylinder Head Dowel Pins, Ford, Lincoln, Mercury, Set of 100

Part Number: PIO-PF-485-100

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Estimated Ship Date: Nov 9, 2026 if ordered today

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

Part Number: HRS-H350C-1

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Estimated Ship Date: Dec 21, 2026 if ordered today

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Main Cap Fasteners, 4-Bolt Main, Stud and Bolt Kit, 12-Point Head, Stud Girdle, Dodge, Ram, Kit

Part Number: PPE-218035500

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Estimated Ship Date: Nov 23, 2026 if ordered today

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MAIN GIRDLE, BILLET STEEL, FORD 460, Does Not incl Studs or Fasteners

Part Number: PQX-9046001

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Estimated Ship Date: Dec 22, 2026 if ordered today

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MAIN GIRDLE, BILLET STEEL, FORD 351W, Does Not incl Studs or Fasteners

Part Number: PQX-9035101

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Estimated Ship Date: Dec 23, 2026 if ordered today

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Cylinder Sleeve, Cast Iron, 6.750 in. Bore I.D., 0.125 in. Wall Thickness, 17.000 in. Length, Each

Part Number: MEL-CSL578

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Estimated Ship Date: Nov 19, 2026 if ordered today

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

Part Number: PQX-1045442

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Estimated Ship Date: Dec 23, 2026 if ordered today

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Lifter Valley Plates, LS Valley, Billet Aluminum, Trussed with Oil Fill, Natural Finish, 10-Bolt Pattern, Chevy, LS, 5.7L, Each

Part Number: HLY-241-367

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Main Studs, 2-Bolt, Oldsmobile, 307, 350, 403, for use with Windage Tray, Kit

Part Number: MIL-81218

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Estimated Ship Date: Jan 26, 2027 if ordered today

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Billet Cover, LS1 Billet Valley Cover

Part Number: AAF-ALL90106

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Estimated Ship Date: Nov 27, 2026 if ordered today

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Cylinder Sleeve, Cast Iron, 5.063 in. Bore I.D., 0.125 in. Wall Thickness, 14.000 in. Length, Each

Part Number: MEL-CSL566

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Estimated Ship Date: Nov 19, 2026 if ordered today

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Cylinder Sleeves, CYLINDER SLEEVE (3.550X 3.742X 7.245-3.964)

Part Number: MEL-CSL334F

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Estimated Ship Date: Nov 19, 2026 if ordered today

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Main Cap Fasteners, Milodon Straight Bolt Caps, 8740 Chrome Steel Studs, 4130 Heat Treated Steel Washers and Nuts, Chevrolet, Big Block, Kit

Part Number: MIL-81140

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Estimated Ship Date: Jan 26, 2027 if ordered today

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Main Stud Kit Ford 6.0L Powerstroke 2003-2007 PPE

Part Number: PPE-318035200

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Estimated Ship Date: Nov 23, 2026 if ordered today

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Main Studs Chevy Gen3 / LS Series Small Block

Part Number: PPE-118130100

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Estimated Ship Date: Nov 23, 2026 if ordered today

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Main Cap Fasteners, ARP Main Stud Kits, 2-Bolt Mains, Standard 12-Point, Mini, Sold as a Kit

Part Number: ARP-201-5401

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Estimated Ship Date: Today

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

Part Number: MIL-81129

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Estimated Ship Date: Jan 26, 2027 if ordered today

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Main Cap Girdle, 1045 Billet Steel, No Hardware, for Chevy Big Block 454, Each

Part Number: PQX-9045401

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Estimated Ship Date: Dec 23, 2026 if ordered today

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MAIN GIRDLE, BILLET STEEL, CHEV 400, Does Not incl Studs or Fasteners

Part Number: PQX-9040001

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Estimated Ship Date: Dec 22, 2026 if ordered today

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Engine Valley Cover, Trussed, Billet Aluminum, Black, Hardware Included, Chevy, Each

Part Number: TSN-81044BK

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Estimated Ship Date: Today

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Main Studs, 2-Bolt, Pontiac 326-455, with Windage Tray, Kit

Part Number: MIL-81223

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 26, 2027 if ordered today

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PRO SERIES MAIN STUD KIT - FORD GODZILLA 7.3L, 12-PT

Part Number: TSN-673-131952

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Estimated Ship Date: Dec 28, 2026 if ordered today

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Cylinder Sleeve, Cast Iron, 5.875 in. Bore I.D., 0.125 in. Wall Thickness, 17.500 in. Length, Each

Part Number: MEL-CSL573

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Estimated Ship Date: Nov 19, 2026 if ordered today

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Main Studs, 2-Bolt, Ford, 351C, with Windage Tray, Kit

Part Number: MIL-81168

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 26, 2027 if ordered today

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66-79 Shovelhead Black Cylinder 74in Front Replaces H-D 16485-74A

Part Number: TWP-492589

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Estimated Ship Date: Jan 14, 2027 if ordered today

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