Availability
Main Studs, 2-Bolt, Pontiac 326-455, with Windage Tray, Kit
Part Number: MIL-81223
Estimated Ship Date: Mar 24, 2026 if ordered today
Estimated Ship Date: Mar 24, 2026 if ordered today
Main Studs, 2-Bolt, Ford, 351C, with Windage Tray, Kit
Part Number: MIL-81168
Estimated Ship Date: Mar 24, 2026 if ordered today
Estimated Ship Date: Mar 24, 2026 if ordered today
Main Cap Fasteners, ACDelco GM Genuine Parts Multi-Purpose Bolts, 7/16-14 Threads, Cadillac, Chevy, GMC, Olds, Pontiac, Each
Part Number: ADO-12561388
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Studs, 2-Bolt Main, Cummins, 3.9L, Kit
Part Number: GFN-MSK394BT
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Studs, 2-Bolt, Ford, 351C, 351W, Kit
Part Number: MIL-81165
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Studs, Straight 4-Bolt Main, Chevy, Big Block, Kit
Part Number: MIL-81137
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Studs, SCM-4140 Alloy Steel, 12-Point, Chevy, 6.6L, Duramax Diesel, LB7, LLY, Kit
Part Number: PQX-1000321
Not Yet Reviewed
Estimated Ship Date: Feb 25, 2026 if ordered today
Estimated Ship Date: Feb 25, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Main Studs, 4-Bolt Main, Ford, Powerstroke, 6.4L, Kit
Part Number: GFN-MSK64
Not Yet Reviewed
Estimated Ship Date: Jan 7, 2026 if ordered today
Estimated Ship Date: Jan 7, 2026 if ordered today
Main Studs, 2-Bolt Main, Chevrolet, Duramax, 6.6L, LBM, LMM, Kit
Part Number: GFN-MSK66ZM
Not Yet Reviewed
Estimated Ship Date: Jan 7, 2026 if ordered today
Estimated Ship Date: Jan 7, 2026 if ordered today
Main Studs, 2-Bolt Main, Cummins, 5.9L, Kit
Part Number: GFN-MSK5912
Not Yet Reviewed
Estimated Ship Date: Jan 7, 2026 if ordered today
Estimated Ship Date: Jan 7, 2026 if ordered today
Main Studs, 2-Bolt Main, Cummins, 5.9L, Kit
Part Number: GFN-MSK5924
Not Yet Reviewed
Estimated Ship Date: Jan 7, 2026 if ordered today
Estimated Ship Date: Jan 7, 2026 if ordered today
Main Studs, 4-Bolt Main, Ford, Powerstroke, 6.0L, Kit
Part Number: GFN-MSK60
Not Yet Reviewed
Estimated Ship Date: Jan 7, 2026 if ordered today
Estimated Ship Date: Jan 7, 2026 if ordered today
Main Bolts, 4-Bolt Main, Hex Head, Chevy, Cadillac, GMC, Kit
Part Number: NAL-11546554
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 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: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 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, 12V, L6, Cummins, Diesel, Dodge, Kit
Part Number: PQX-1000311
Not Yet Reviewed
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Not Yet Reviewed
Estimated Ship Date: Today
Main Studs, 2-Bolt Main, Chevrolet, Duramax, 6.6L, LLY, Kit
Part Number: GFN-MSK667Y
Not Yet Reviewed
Estimated Ship Date: Jan 6, 2026 if ordered today
Estimated Ship Date: Jan 6, 2026 if ordered today
STUD MAIN CAP LONG FOR RHS BL
Part Number: EDL-549300-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
STUD MAIN CAP SHORT FOR RHS B
Part Number: EDL-549301-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
BOLT MAIN CAP SIDE FOR RHS BL
Part Number: EDL-549302-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
NUT MAIN CAP 12PT FOR RHS BLO
Part Number: EDL-549303-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
WASHER FOR MAIN CAP STUDS RHS
Part Number: EDL-549304-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
WASHER FOR MAIN CAP SIDE BOLT
Part Number: EDL-549305-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Main Studs, 2-Bolt Main, Chevy, 350, 400, with Windage Tray, Kit
Part Number: MIL-81126
Estimated Ship Date: Mar 24, 2026 if ordered today
Estimated Ship Date: Mar 24, 2026 if ordered today
Main Studs, 4-Bolt Main, Chevy, Large Journal, Small Block, with Milodon Caps, Kit
Part Number: MIL-81128
Not Yet Reviewed
Estimated Ship Date: Mar 24, 2026 if ordered today
Estimated Ship Date: Mar 24, 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: Mar 24, 2026 if ordered today
Estimated Ship Date: Mar 24, 2026 if ordered today
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