Engine Blocks & Parts

Cylinder Sleeve, Cast Iron, 5.125 in. Bore I.D., 0.094 in. Wall Thickness, 7.250 in. Length, Each

Part Number: MEL-CSL1164

Not Yet Reviewed

Estimated Ship Date: Sep 19, 2025 if ordered today

• Drop Ship
• Special Order

Cylinder Sleeve, Cast Iron, 4.500 in. Bore I.D., 0.094 in. Wall Thickness, 8.875 in. Length, Each

Part Number: MEL-CSL1175

Not Yet Reviewed

Estimated Ship Date: Sep 19, 2025 if ordered today

• Drop Ship
• Special Order

Cylinder Sleeve, Cast Iron, 4.875 in. Bore I.D., 0.094 in. Wall Thickness, 7.625 in. Length, Each

Part Number: MEL-CSL113

Not Yet Reviewed

Estimated Ship Date: Sep 19, 2025 if ordered today

• Drop Ship
• Special Order

Cylinder Sleeve, Cast Iron, 3.130 in. Bore I.D., 0.094 in. Wall Thickness, 5.750 in. Length, Each

Part Number: MEL-CSL1134

Not Yet Reviewed

Estimated Ship Date: Sep 19, 2025 if ordered today

• Drop Ship
• Special Order

Engine Block, Cast Iron, 4-Bolt Mains, 4.115 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: WRL-084120

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Block, Ford Man O'War, 302 c.i.d., Cast Iron, 302 Mains, 8.2 in. Deck Height, 1-piece Rear Main Style

Part Number: WRL-087020

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Block, Cast Iron, 4-Bolt Mains, 4.115 in. Diameter Bore, 2-Piece Rear Main Seal, Ford, Small Block, Each

Part Number: WRL-087082

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Block, Cast Iron, 4-Bolt Mains, 4.590 in. Bore, 9.850 in. Deck, 55mm Cam Bore, Nodular Iron Main Cap, 2-Piece Rear Seal, Chevy, Big Block, Each

Part Number: WRL-091107-55

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engines, Bare Block, Cast Iron, Merlin IV BBC, 9.800 in. Deck Height, 4.495 in. Bore, Splayed Billet Main Caps, Standard Cam and Lifter bores, Each

Part Number: WRL-095010

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engines, Bare Block, Cast Iron, Merlin IV BBC, 9.800 in. Deck, 4.495 in. Bore, Billet Caps, 55mm Babbitt Cam Bearings and 0.904 in. Lifter bores, Each

Part Number: WRL-095010-55

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engines, Bare Block, Cast Iron, Merlin IV BBC, 9.800 in. Deck, 4.595 in. Bore, Splayed Billet Caps, Standard Cam Bearings and Lifter bores, Each

Part Number: WRL-095012

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engines, Bare Block, Cast Iron, Merlin IV BBC, 9.800 in. Deck, 4.595 in. Bore, Billet Caps, 55mm Babbitt Cam Bearings and 0.904 in. Lifter bores, Each

Part Number: WRL-095012-55

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Sleeve, Cast Iron, 3.938 in. Bore I.D., 0.125 in. Wall Thickness, 6.750 in. Length, Each

Part Number: MEL-590203

Not Yet Reviewed

Estimated Ship Date: Sep 19, 2025 if ordered today

• Drop Ship
• Special Order

Cylinder Sleeve, Cast Iron, 4.000 in. Bore I.D., 0.125 in. Wall Thickness, 6.250 in. Length, Each

Part Number: MEL-590236

Not Yet Reviewed

Estimated Ship Date: Sep 19, 2025 if ordered today

• Drop Ship
• Special Order

Cylinder Sleeve, Cast Iron, 4.050 in. Bore I.D., 0.125 in. Wall Thickness, 6.313 in. Length, Each

Part Number: MEL-590295

Not Yet Reviewed

Estimated Ship Date: Sep 19, 2025 if ordered today

• Drop Ship
• Special Order

Engines, Bare Block, Cast Iron, Merlin IV BBC, 10.200 in. Deck, 4.495 in. Bore, Splayed Billet Caps, Standard Cam Bearings and Lifter bores, Each

Part Number: WRL-095110

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engines, Bare Block, Cast Iron, Merlin IV BBC, 10.200 in. Deck, 4.495 in. Bore, Splayed Billet Caps, 55mm Babbit Cam Bearings and 0.904 Lifter, Each

Part Number: WRL-095110-55

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Brass Cup Expansion Plug 1-61/64 In., Height 0.510

Part Number: RNB-565-041

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

• Drop Ship
• Special Order

Brass Cup Expansion Plug 2 In., Height 0.566

Part Number: RNB-565-044

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

• Drop Ship
• Special Order

Expansion Plugs, Rubber, Diameter 1.750 in., Dodge, Set of 5

Part Number: RNB-570-010

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

• Drop Ship
• Special Order

Rear Main Seal Cover, Aluminum, Natural, Ford, 6.0L Diesel, 6.4L Diesel, Kit

Part Number: RNB-635-118

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Rear Main Seal Cover Kit

Part Number: RNB-635-696

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

• Drop Ship
• Special Order

Expansion Plugs, Steel, Diameter 1.792 in., Ford, Mazda, Each

Part Number: RNB-555-105

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

• Drop Ship
• Special Order

Main Studs, Straight 4-Bolt Main, Chevy, 350, 400, with Windage Tray, Kit

Part Number: MIL-81117

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Expansion Plugs, Rubber/Steel, 1.125 in. - 1.250 in. Diameter Hole Range, Set of 5

Part Number: RNB-570-006

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

• Drop Ship
• Special Order