Main Cap Fasteners

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: Jul 7, 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: Apr 27, 2026 if ordered today

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Main Studs, 2-Bolt Main, Chevrolet, Duramax, 6.6L, LLY, Kit

Part Number: GFN-MSK667Y

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Estimated Ship Date: Apr 28, 2026 if ordered today

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Main Cap Fasteners, Two Bolt Caps with Windage Tray, 8740 Chrome Steel Studs, 4130 Heat Treated Steel Washers and Nuts, Holden, V8, Kit

Part Number: MIL-81146

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Estimated Ship Date: Jul 7, 2026 if ordered today

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

Part Number: GFN-MSK5912

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Estimated Ship Date: Apr 28, 2026 if ordered today

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