1988 CHEVROLET Engine Blocks & Accessories

Four Bolt Main Cap Kit

Part Number: PIO-839022

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Expansion Plugs, Pipe Plugs, Kit

Part Number: RNB-02660

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Special Order

Engine Block, Cast Iron, 4-Bolt Mains, 4.245 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Big Block, Each

Part Number: WRL-095000

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Main Studs, 2-Bolt Main, Chevy, 350, 400, with Windage Tray, Kit

Part Number: MIL-81126

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 30, 2026 if ordered today

• Free Shipping
• Special Order

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

Part Number: MIL-81128

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

• Special Order

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

• Drop Ship
• Free Shipping
• Special Order

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

• Drop Ship
• Free Shipping
• Special Order

Main Studs, Straight 4-Bolt Main, Chevy, Large Journal, Small Block, with Milodon Caps, Windage Tray, Kit

Part Number: MIL-81131

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Main Studs, 4-Bolt Main, Chevy, Big Block, with Milodon Caps, Kit

Part Number: MIL-81133

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 30, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Main Studs, 4-Bolt Main, Chevy, Big Block, with Milodon Caps, Windage Tray, Kit

Part Number: MIL-81134

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Main Cap Fasteners, Milodon Straight Bolt Caps, 8740 Chrome Steel Studs, 4130 Heat Treated Steel Washers and Nuts, Chevrolet, Big Block, Kit

Part Number: MIL-81140

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Expansion Plugs, Steel, Diameter 1.662 in., GM, Each

Part Number: RNB-555-110

Not Yet Reviewed

Estimated Ship Date: Nov 25, 2025 if ordered today

• Special Order

Sleeve Assembly Ring Set - Buick 301,350L Eng. (77-79), Checker 327,350 Eng. (69-79), Chev.

Part Number: MAH-S50564CP

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Special Order

Sleeve Assembly Ring Set - Buick 301,350L Eng. (77-79); Checker 327,350 Eng. (69-79); Chev.

Part Number: MAH-S50564CP030

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Special Order

Main Stud Kit

Part Number: PIO-855023

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Special Order

EXP PLUG KIT

Part Number: PIO-PE-104

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order

BR EXP PLUG KIT

Part Number: PIO-PE-104-BR

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Special Order

EXP PLUG KIT

Part Number: PIO-PE-180

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order

EXP PLUG KIT

Part Number: PIO-PE-180-B

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Special Order

EXP PLUG KIT

Part Number: PIO-PE-180-R

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order

EXP PLUG KIT

Part Number: PIO-PE-183

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order

EXP PLUG KIT

Part Number: PIO-PE-185-B

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Special Order

BR EXP PLUG KIT

Part Number: PIO-PE-185-BR

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Special Order

EXP PLUG KIT

Part Number: PIO-PE-163-B

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Special Order

BR EXP PLUG KIT

Part Number: PIO-PE-163-BR

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order