Availability
Engine Blocks & Parts
Main Stud Kit
Part Number: PIO-855020
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Main Stud Kit
Part Number: PIO-855023
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Main Stud Kit Ford 6.4L Powerstroke 2008-2010 PPE
Part Number: PPE-318035400
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Main Stud Kit - RAM 5.9L Cummins 24V 2004-2007 PPE
Part Number: PPE-218035400
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, Oldsmobile, 307, 350, 403, Kit
Part Number: MIL-81216
Not Yet Reviewed
Estimated Ship Date: Jun 15, 2026 if ordered today
Estimated Ship Date: Jun 15, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
PRO SERIES REAR MAIN SEAL HOUSING BOLT KIT - GM GEN III/IV LS, 12-PT
Part Number: TSN-734-21168
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
BILLET MAIN CAPS
Part Number: WRL-703370-5
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Main Caps, 4-bolt, 3-center Position, Straight, Ductile Iron, Large Journal, Chevy, 396, 427, 454, Set
Part Number: DRT-32773050
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Main Studs, Chromoly, Hex Head, 4-Bolt, Chevy, 350, 400, Dart Little M, Splayed Bolts, Kit
Part Number: ARP-234-5801
Not Yet Reviewed
Estimated Ship Date: Apr 2, 2026 if ordered today
Estimated Ship Date: Apr 2, 2026 if ordered today
PRO SERIES MAIN STUD KIT - FORD GODZILLA 7.3L, 12-PT
Part Number: TSN-673-131952
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 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 15, 2026 if ordered today
Estimated Ship Date: Jun 15, 2026 if ordered today
Main Cap, Center, Ductile Iron, 4-Bolt, Angled, Chevy, SHP Dart Block, Each
Part Number: DRT-32791030
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Main Caps, Front Position, Straight, 4-bolt, Ductile Iron, Pontiac, 421, 428, 455, Each
Part Number: MIL-11501
Not Yet Reviewed
Estimated Ship Date: Jun 9, 2026 if ordered today
Estimated Ship Date: Jun 9, 2026 if ordered today
Main Studs, 4-Bolt Main, Hex Head, Dodge, Plymouth, 426 Hemi, World Products Block, Kit
Part Number: ARP-145-5603
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Main Cap Fasteners, Crankcase Thru Bolt, 2-Bolt Main, Subaru, 2.0L, Kit
Part Number: ARP-260-5001
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Main Studs, 2-Bolt Main, Cadillac, 472, 500, Kit
Part Number: ARP-135-5507
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
HEAD STUDS
Part Number: ARP-108-5401
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
BTR 4 TO 6 BOLT CONVERSION FOR DART BLOCKS
Part Number: BTC-BTR426D
Not Yet Reviewed
Estimated Ship Date: Apr 2, 2026 if ordered today
Estimated Ship Date: Apr 2, 2026 if ordered today
Main Stud Kit
Part Number: PIO-855018
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Heavy Duty Main Stud Kit for Ford (1994-03) 7.3L Power Stroke Diesel (Girdle Length Studs)
Part Number: GFN-MSK73-G1
Not Yet Reviewed
Estimated Ship Date: Apr 1, 2026 if ordered today
Estimated Ship Date: Apr 1, 2026 if ordered today
Main Stud Kit
Part Number: PIO-855015
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Main Stud Kit
Part Number: PIO-855013
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
PRO SERIES MAIN BOLT KIT - FORD 351W, 2-BOLT, HEX
Part Number: TSN-624-13250
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
PRO SERIES MAIN STUD KIT - CHEVY BB, 2-BOLT, HEX
Part Number: TSN-722-131942
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
Main Studs, 2-Bolt, Oldsmobile, 307, 350, 403, for use with Windage Tray, Kit
Part Number: MIL-81218
Not Yet Reviewed
Estimated Ship Date: Jun 15, 2026 if ordered today
Estimated Ship Date: Jun 15, 2026 if ordered today
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