Availability
Engine Blocks & Accessories
BB Chevy/WP Merlin X alum block msk
Part Number: ARP-135-5607
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
SB Chevy WP Motown iron block msk
Part Number: ARP-134-5603
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Main Studs, 4-Bolt Main, Chevrolet Big Block, Mark IV Aluminum Block, with Windage Tray, Kit
Part Number: ARP-135-5603
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Main Studs, 4-Bolt Main, Chevy, Small Block, Large Journal, with Straps, Kit
Part Number: ARP-234-5603
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Main Studs, 4-Bolt Main, Chevy Small Block, Large Journal, with Straps & Splayed Caps, Kit
Part Number: ARP-234-5604
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Main Studs, 4-Bolt Main, Chevy, 400, with Windage Tray, with 3.0 in. Outer Studs, Kit
Part Number: ARP-234-5607
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Toyota B48 4-CYL main stud kit
Part Number: ARP-203-5410
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
BMW B48 4-cyl main stud kit
Part Number: ARP-201-5404
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Toyota 2.4L 2AZFE 4cyl main stud kit
Part Number: ARP-203-5401
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Main Studs, 2-Bolt Main, Toyota, 2.4L, 22R, Kit
Part Number: ARP-203-5406
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Toyota 1.5L 1NZFE DOHC 4cyl main stud kit
Part Number: ARP-203-5408
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Main Cap Fasteners, Main Stud Kits, 4-bolt Main, 12-point Head, Audi, 2.7L, Kit
Part Number: ARP-204-5801
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Mitsubishi 2.0L (4B11) 4-bolt turbo main bolt kit
Part Number: ARP-207-5201
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Main Studs, 2-Bolt Main, Chrysler, KB Hemi 426, Kit
Part Number: ARP-245-5602
Not Yet Reviewed
Gen III Hemi Main Studs
Part Number: MIL-81200
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Main Studs, 2-Bolt, Oldsmobile, 350, 400, 425, 455, with Windage Tray, Kit
Part Number: MIL-81217
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Main Cap Fasteners, Milodon Angle Bolt Caps, 8740 Chrome Steel Studs, 4130 Heat Treated Steel Washers and Nuts, Ford, 351 Windsor, Kit
Part Number: MIL-81164
Not Yet Reviewed
BB Chevy Merlin 4 Bolt Main Studs
Part Number: MIL-81132
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 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: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
MAIN STUD KIT
Part Number: DRT-66311510
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Main Studs, 2-Bolt Main, Oldsmobile, 455, DRCE Iron Block, Kit
Part Number: ARP-285-5801
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Pontiac 4-cylinder Super Duty-mag block msk
Part Number: ARP-291-5802
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Ford Ecoboost 1.6L 4cyl main stud kit
Part Number: ARP-251-5402
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Ford 4.5L SVO V6 main stud kit
Part Number: ARP-253-5401
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Main Studs, 2-Bolt, Ford, 429-460, Kit
Part Number: MIL-81188
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster