Availability
Main Cap Fasteners
Main Studs, 4-Bolt Main, Chevy, Large Journal, Small Block, with Milodon Caps, Windage Tray, Kit
Part Number: MIL-81129
Not Yet Reviewed
Estimated Ship Date: Jun 22, 2026 if ordered today
Estimated Ship Date: Jun 22, 2026 if ordered today
Main Studs, Straight 4-Bolt Main, Chevy, Large Journal, Small Block, with Milodon Caps, Windage Tray, Kit
Part Number: MIL-81131
Not Yet Reviewed
Estimated Ship Date: Jun 22, 2026 if ordered today
Estimated Ship Date: Jun 22, 2026 if ordered today
Main Studs, Straight 4-Bolt Main, Chevy, Large Journal, Small Block, with Milodon Caps, Kit
Part Number: MIL-81130
Not Yet Reviewed
Estimated Ship Date: Jun 22, 2026 if ordered today
Estimated Ship Date: Jun 22, 2026 if ordered today
Main Studs, 2-Bolt, Ford, 351W, with Windage Tray, Kit
Part Number: MIL-81166
Not Yet Reviewed
Estimated Ship Date: Jun 22, 2026 if ordered today
Estimated Ship Date: Jun 22, 2026 if ordered today
Main Studs, 4-Bolt, Ford, 351C, with Milodon Caps, Kit
Part Number: MIL-81169
Not Yet Reviewed
Estimated Ship Date: Jun 22, 2026 if ordered today
Estimated Ship Date: Jun 22, 2026 if ordered today
Main Studs, 2-Bolt Main, Cummins, 5.9L, Kit
Part Number: GFN-MSK5924
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Main Studs, 2-Bolt Main, Chevrolet, Duramax, 6.6L, LLY, Kit
Part Number: GFN-MSK667Y
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: Jun 22, 2026 if ordered today
Estimated Ship Date: Jun 22, 2026 if ordered today
NUT MAIN CAP 12PT FOR RHS BLO
Part Number: EDL-549303-1
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
This product may not be eligible for select promotional offers
Main Studs, 2-Bolt Main, Cummins, 5.9L, Kit
Part Number: GFN-MSK5912
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
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