Availability
Main Studs, 4-Bolt Main, Chevy, Big Block, Kit
Part Number: ARP-135-5601
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Studs, 4-Bolt Main, Large Journal, with Windage Tray, Chevy, Small Block, Kit
Part Number: ARP-234-5601
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Studs, 2-Bolt Main, Large Journal, Chevy, Small Block, with Windage Tray, Kit
Part Number: ARP-234-5501
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Bolts, Pro Series, 12-Point, 4-Bolt Main, Chevy 1967-2002, 350, Kit
Part Number: ARP-234-5201
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Studs, 4-Bolt Main, For Windage Trays, Chevy, Big Block, Kit
Part Number: ARP-235-5701
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Studs, 4-Bolt, Chevy, 454, Dart Big M Block, Kit
Part Number: ARP-235-5603
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Studs, 4-Bolt Main, Large Journal, with Windage Tray, Chevy, Small Block, Kit
Part Number: ARP-234-5610
Estimated Ship Date: Today
Estimated Ship Date: Today
Seal Adapter, Billet Aluminum, 1 to 2-Piece Style, Chevy, Small Block Gen I, Kit
Part Number: AAF-ALL26126
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Studs, 2-Bolt Main, For Windage Trays, Chevy, Big Block, Kit
Part Number: ARP-235-5502
Estimated Ship Date: Today
Estimated Ship Date: Today
Seal Adapter, Billet Aluminum, 1 to 2-Piece Style, Chevy, Small Block Gen I, Each
Part Number: MOR-38315
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Studs, 4-Bolt Main, Dart Big M Block, Chevy, 454, Kit
Part Number: ARP-235-5601
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Caps, Billet Steel, 4-Bolt, Straight, Chevy, Big Block, Set of 3
Part Number: PQX-1745402
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Seal Adapter, Billet Aluminum, 1 to 2-Piece Style, Chevy, Small Block Gen I, Kit
Part Number: CTR-21-850
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2025 if ordered today
Estimated Ship Date: Nov 25, 2025 if ordered today
Main Studs, 8740 Chromoly, 200,000 Psi Tensile Strength, 4-Bolt Main, Chevy, Big Block, Kit
Part Number: PQX-1045442
Not Yet Reviewed
Estimated Ship Date: Dec 19, 2025 if ordered today
Estimated Ship Date: Dec 19, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
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: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Main Studs, 4-Bolt Main, Chevy, Big Block, Mark IV Bowtie, with Windage Tray
Part Number: ARP-235-5702
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
Main Caps, Merlin III, 3-Center, Angled Outer Bolts, 4-Bolt, Chevrolet, Big Block, Each
Part Number: WRL-703370C
Not Yet Reviewed
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
Main Studs, Straight 4-Bolt Main, Chevy, Big Block, Kit
Part Number: MIL-81135
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Seal Adapter, Billet Aluminum, 1 to 2-Piece Style, Chevy, Small Block Gen I, Kit
Part Number: EW1-350LRMSA
Not Yet Reviewed
Estimated Ship Date: Tomorrow if ordered today
Estimated Ship Date: Tomorrow if ordered today
INSTALLATION KIT
Part Number: BRO-SKBLOCKBBCI
Not Yet Reviewed
Estimated Ship Date: Nov 12, 2025 if ordered today
Estimated Ship Date: Nov 12, 2025 if ordered today
MAIN GIRDLE, BILLET STEEL, CHEV 454, incl PRW fasteners & hdwe
Part Number: PQX-9045400
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, 2-Bolt Main, Chevy, 350, 400, with Windage Tray, Kit
Part Number: MIL-81126
Estimated Ship Date: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 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 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 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 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.