Availability
Main Stud Kit
Part Number: PIO-855005
Not Yet Reviewed
Estimated Ship Date: Oct 24, 2025 if ordered today
Estimated Ship Date: Oct 24, 2025 if ordered today
Main Stud Kit
Part Number: PIO-855006
Not Yet Reviewed
Estimated Ship Date: Oct 24, 2025 if ordered today
Estimated Ship Date: Oct 24, 2025 if ordered today
Main Stud Kit
Part Number: PIO-855013
Not Yet Reviewed
Estimated Ship Date: Oct 24, 2025 if ordered today
Estimated Ship Date: Oct 24, 2025 if ordered today
Main Stud Kit
Part Number: PIO-855001
Not Yet Reviewed
Estimated Ship Date: Oct 24, 2025 if ordered today
Estimated Ship Date: Oct 24, 2025 if ordered today
Main Stud Kit
Part Number: PIO-855023
Not Yet Reviewed
Estimated Ship Date: Oct 24, 2025 if ordered today
Estimated Ship Date: Oct 24, 2025 if ordered today
Main Studs, 4-Bolt, Ford, 351C, with Milodon Caps, Windage Tray, Kit
Part Number: MIL-81170
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Main Cap Fasteners, Two Bolt Caps, 8740 Chrome Steel Studs, 4130 Heat Treated Steel Washers and Nuts, Mopar R3 Small Block LA, Kit
Part Number: MIL-81180
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
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: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 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: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 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: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Main Studs, 4-Bolt Main, Chevy, Big Block, with Milodon Caps, Kit
Part Number: MIL-81133
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Main Studs, 4-Bolt Main, Chevy, Big Block, with Milodon Caps, Windage Tray, Kit
Part Number: MIL-81134
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
BB ChevyMerlin with Windage Tray Main Studs
Part Number: MIL-81136
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 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: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Main Studs, 2-Bolt, Ford, 351W, with Windage Tray, Kit
Part Number: MIL-81166
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Main Studs, 2-Bolt, Ford, 351C, with Windage Tray, Kit
Part Number: MIL-81168
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
BTR MAIN STUD KIT - 4.5" LONG AND 4.75" LONG STUDS - BTR45475
Part Number: BTC-BTR45475
Not Yet Reviewed
Estimated Ship Date: Oct 23, 2025 if ordered today
Estimated Ship Date: Oct 23, 2025 if ordered today
Main Cap Fasteners Brian Tooley Racing Custom Age 625+ LS Main Stud Kit
Part Number: BTC-BTRCA625MSK
Not Yet Reviewed
Estimated Ship Date: Oct 23, 2025 if ordered today
Estimated Ship Date: Oct 23, 2025 if ordered today
Main Bolts, 4-Bolt Main, Hex Head, Chevy, Cadillac, GMC, Kit
Part Number: NAL-11546554
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Main Cap Studs, 4140 Studs, Parallel Ground Washers, 12-Point Nuts, 4-Bolt Mains, 6.0L, V8, Powerstroke, Diesel, Ford, Kit
Part Number: PQX-1000306
Not Yet Reviewed
Estimated Ship Date: Nov 19, 2025 if ordered today
Estimated Ship Date: Nov 19, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Main Cap Studs, 4140 Studs, Parallel Ground Washers, 12-Point Nuts, 2-Bolt Mains, 5.9L, 24V, L6, Cummins, Diesel, Dodge, Kit
Part Number: PQX-1000313
Not Yet Reviewed
Estimated Ship Date: Nov 19, 2025 if ordered today
Estimated Ship Date: Nov 19, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Main Studs, 2-Bolt Main, Chevy, Big Block, with Windage Tray, Kit
Part Number: MIL-81139
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Main Studs, Straight 4-Bolt Main, Chevy, 350, 400, with Windage Tray, Kit
Part Number: MIL-81117
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
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