1999 Engine Blocks & Accessories

Main Studs, 2-Bolt Main, Cummins, 3.9L, Kit

Part Number: GFN-MSK394BT

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Estimated Ship Date: Today

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Main Studs, 2-Bolt Main, Chevy, 350, 400, with Windage Tray, Kit

Part Number: MIL-81126

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 30, 2026 if ordered 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 30, 2026 if ordered today

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

Part Number: MIL-81130

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Estimated Ship Date: Jan 30, 2026 if ordered today

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

Part Number: MIL-81131

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Estimated Ship Date: Jan 30, 2026 if ordered today

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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: Jan 30, 2026 if ordered today

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

Part Number: MIL-81134

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Main Studs, 2-Bolt Main, Chevy, Big Block, with Windage Tray, Kit

Part Number: MIL-81139

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Estimated Ship Date: Jan 30, 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 30, 2026 if ordered today

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Cylinder Sleeve, Chromoly, 89.00mm Bore, for use on Honda®, Each

Part Number: WIS-3052FA

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Cylinder Head, TC 88/96 3.75" STD BRE CYLINDR

Part Number: HDD-820-51549

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Main Studs, Straight 4-Bolt Main, Chevy, 350, 400, with Windage Tray, Kit

Part Number: MIL-81117

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 2, 2026 if ordered today

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Main Studs, 2-Bolt Main, Cummins, 5.9L, Kit

Part Number: GFN-MSK5924

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Main Bolts, Pro Series, 4-Bolt Main, Chevy, 350, with 1/2 in. Straps, Kit

Part Number: ARP-234-5203

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Main Studs, 4-Bolt Main, Buick, Stage II Aftermarket 3.8L, Kit

Part Number: ARP-222-5602

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Estimated Ship Date: Tomorrow if ordered today

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Main Cap Fasteners, 2-Bolt, Cross Bolt Mains, Studs, Washers, Nuts, Standard Hex, 190,000 psi,, Chromoly, Rover, 4.0/4.6L, Kit

Part Number: ARP-157-5401

5.0 out of 5 stars ( 1 )

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Main Studs, 2-Bolt Main, Chrysler, Dodge, Plymouth, 2.0L, 4-Cylinder, Kit

Part Number: ARP-141-5801

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow if ordered today

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Main Studs, 4-Bolt Main, Chevy Small Block, Large Journal, with Straps & Splayed Caps, Kit

Part Number: ARP-234-5604

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Estimated Ship Date: Tomorrow if ordered today

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Main Studs, 4-Bolt Main, Man O'War, Billet Main Caps, Ford, Small Block Windsor, Kit

Part Number: WRL-701432

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Main Studs, 4-Bolt Main, Chevy, 350, 400, Dart Iron Eagle Block, Kit

Part Number: DRT-66311000

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Estimated Ship Date: Nov 20, 2025 if ordered today

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

Part Number: MIL-81141

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Main Studs, 2-Bolt, Ford, 289, 302, with Windage Tray, Kit

Part Number: MIL-81156

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Estimated Ship Date: Jan 8, 2026 if ordered today

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CYLINDER BLOCK SLEEVE, CYLINDER BLOCK SLEEVE, 1989-2010

Part Number: CBM-04429166

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Cylinder, Front, 3.498 in. Bore, Stock Length, Aluminum, Natural, Cast Iron Liner, Harley-Davidson®, Each

Part Number: HDD-820-51558

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Estimated Ship Date: Tomorrow if ordered today

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Bellhousing Dowel Pin, Killer Upgrade, Pins, Retainer, Seals, Sealant, 24 Valve, Kit

Part Number: BDD-1040183

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Estimated Ship Date: Nov 18, 2025 if ordered today

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