Engine Blocks & Parts

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: Mar 2, 2026 if ordered today

• Free Shipping
• Special Order

Bare Blocks, Dart Little M Series, Cast Iron,9.025 in. Deck Height, 4.000 in,Bore,4-Bolt Main,2-Piece Rear Main Seal, Small Block, Chevy, Each

Part Number: DRT-31181113

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

• Free Shipping
• Special Order

Bare Blocks, Dart Big M Series, Cast Iron, 9.800 in. Deck Height, 4.250 in. Bore, 4-Bolt Main, 2-Piece Rear Main Seal, Big Block, Chevy, Each

Part Number: DRT-31213345

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

• Free Shipping
• Special Order

Bare Blocks, Dart Big M Sportsman Series, Cast Iron, 9.800 in. Deck Height, 4.250 in,Bore,4-Bolt Main,2-Piece Rear Main Seal, Big Block, Chevy, Each

Part Number: DRT-31223345

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

• Free Shipping
• Special Order

Main Studs, Chromoly, 12-Point Head, Buick, Chevy, Oldsmobile, Pontiac, 3.8L, Supercharged, Kit

Part Number: ARP-193-5402

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

• Special Order

Main Studs, 2-Bolt Main, Toyota, 2.4L, 22R, Kit

Part Number: ARP-203-5406

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

• Special Order

Main Studs, 4-Bolt Main, Ford, SVO, 351W, Kit

Part Number: ARP-154-5603

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

• Free Shipping
• Special Order

Engine Block, Race Series, Aluminum, 4-Bolt Mains, 10.2 Deck, 4.500 in. Dia., Bore, 2-Piece Seal, Chevy, Each

Part Number: DRT-31264455

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

• Free Shipping
• Special Order

Main Studs, Chromoly, 4-Bolt Main, Chevy, Oldsmobile, 350 with Dart Rocket Block, Kit

Part Number: ARP-184-5403

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

• Special Order

Main Studs, 4-Bolt Main, Ford, 351, R-Block, Kit

Part Number: ARP-354-5605

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

• Special Order

Main Studs, 4-Bolt Main, Chevy, 3.3, 3.8, 4.3L V6, with Windage tray, Kit

Part Number: ARP-233-5702

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

• Free Shipping
• Special Order

Bare Blocks, Dart Little M Series, Cast Iron, 9.500 in. Deck Height, 4.000 in. Bore, 4-Bolt Main, 2-Piece Rear Main Seal, Small Block, Chevy, Each

Part Number: DRT-31182135

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

• Free Shipping
• Special Order

Main Studs, 4-Bolt Main, Chevy, Small Block, Large Journal, with Straps, Kit

Part Number: ARP-234-5603

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 23, 2026 if ordered today

• Special Order

Bare Blocks, Dart Big M Sportsman Series, Cast Iron,10.200 in. Deck Height, 4.560 in,Bore,4-Bolt Main,2-Piece Rear Main Seal, Big Block, Chevy, Each

Part Number: DRT-31223555

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

• Free Shipping
• Special Order

Bare Blocks, Dart Big M Sportsman Series, Cast Iron,9.800 in. Deck Height, 4.600 in,Bore,4-Bolt Main,2-Piece Rear Main Seal, Big Block, Chevy, Each

Part Number: DRT-31223645

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

• Free Shipping
• Special Order

Bare Blocks, Dart Big M Series, Cast Iron, 10.200 in. Deck Height, 4.250 in. Bore, 4-Bolt Main, 2-Piece Rear Main Seal, Big Block, Chevy, Each

Part Number: DRT-31213354

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

• Free Shipping
• Special Order

Main Studs, 2-Bolt Main, Pontiac, 2.5L, Super Duty Block, Kit

Part Number: ARP-291-5801

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

• Special Order

Main Studs, 2-Bolt Main, Opel, 2.5L, Kit

Part Number: ARP-209-5402

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

• Free Shipping
• Special Order

Main Studs, 4-Bolt Main, Ford, 7.3L Diesel, Kit

Part Number: ARP-250-5801

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

• Free Shipping
• Special Order

Main Studs, Chromoly, Hex Head, 2-Bolt, Chevy, 6.6L, Duramax Diesel, LB7, LLY, Kit

Part Number: ARP-230-5401

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

• Free Shipping
• Special Order

Bare Blocks, Dart Little M Series, Cast Iron, 9.025 in. Deck Height, 4.000 in. Bore, 4-Bolt Main, 2-Piece Rear Main Seal, Small Block, Chevy, Each

Part Number: DRT-31192111

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

• Free Shipping
• Special Order

Engine Block, Race Series, Aluminum, 4-Bolt Mains, 10.0 Deck, 4.500 in. Dia., Bore, 2-Piece Seal, Chevy, Each

Part Number: DRT-31264485

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

• Free Shipping
• Special Order

Engine Bare Blocks, Dart Race Series, Aluminum, 8.850 in. Deck Height, 4.180 in Bore, 4-Bolt Mains, 2 Piece Rear Main Seals, Chevy Small Block, Each

Part Number: DRT-31511352

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

• Free Shipping
• Special Order

Engine Bare Blocks, Dart Race Series, Aluminum, 9.025 in. Deck Height, 4.180 in Bore, 4-Bolt Mains, 2 Piece Rear Main Seals, Chevy Small Block, Each

Part Number: DRT-31512312

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

• Free Shipping
• Special Order

Bare Blocks, Dart Race Series, Aluminum, 9.500 in Deck, 4.00 in. Bore, 4-Bolt Mains,2-Piece Rear Main Seals,BBC Cam Tunnel,® Small Block,Chevy, Each

Part Number: DRT-31711132

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

• Free Shipping
• Special Order