BUICK ROADMASTER Engine Blocks & Accessories

Engine Expansion Plugs, Freeze Plugs, Brass, Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, Kit

Part Number: MEL-MPE-100BR

4.65 out of 5 stars ( 20 )

Estimated Ship Date: Today

Freeze Plug Kit, Brass, Chevy, Small Block, Kit

Part Number: PIO-PE-100-B

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Engine Expansion Plugs, Freeze Plugs, Steel, Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, Kit

Part Number: MEL-MPE-100R

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

Cylinder Sleeve, Cast Iron, 4.125 in. Bore I.D., 0.094 in. Wall Thickness, 6.250 in. Sleeve Length, Each

Part Number: MEL-CSL161HP

Not Yet Reviewed

Estimated Ship Date: Today

Engine Expansion Plugs, Steel, 0.75 in. Diameter, Buick, Ford, Isuzu, Lincoln, Mercury, Pontiac, Set of 10

Part Number: RNB-555-012

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Cylinder Sleeve, Cast Iron, 4.125 in. Bore I.D., 0.125 in. Wall Thickness, 6.250 in. Sleeve Length, Each

Part Number: MEL-590261

Not Yet Reviewed

Estimated Ship Date: Today

Cylinder Sleeve, Cast Iron, 4.125 in. Bore I.D., 0.125 in. Wall Thickness, 6.250 in. Sleeve Length, Each

Part Number: MEL-CSL261HP

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Engine Expansion Plugs, Steel, 0.540 in. O.D., 0.180 in. Height, Buick, Chevy, Ford, GMC, Mercury, Set of 10

Part Number: RNB-555-007

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

Freeze Plugs, Steel, 1.625 in. Diameter, AMC, Buick, Cadillac, Chevy, GMC, Chrysler, Dodge, Jeep, Set of 10

Part Number: RNB-555-030

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Expansion Plugs, Steel, 2.109 in. Diameter, Set of 10

Part Number: RNB-555-080

Not Yet Reviewed

Estimated Ship Date: Today

Freeze Plug Kit, Steel, Chevy, Small Block, Kit

Part Number: PIO-PE-100

Not Yet Reviewed

Estimated Ship Date: Today

Engine Expansion Plug Kit 55-02 BUI/CAD/CHV/GM/GMC/OLD/PON 3.3L/3.8L/4.3L/4.4L/4.6L/4.9L/5.0L/5.3L/5.7L

Part Number: EGN-PK1B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Freeze Plug Kit, Brass, Chevy, Small Block, Kit

Part Number: PIO-PE100BR

Not Yet Reviewed

Estimated Ship Date: Today

Engine Expansion Plugs, Steel, 1.953 in. Open End Diameter, Buick, 4.3L L8, 5.2L L8, Set of 10

Part Number: RNB-555-040

Not Yet Reviewed

Estimated Ship Date: Today

Engine Expansion Plugs, Steel, 2.094 in. O.D., 0.280 in. Depth, Set of 10

Part Number: RNB-555-049

Not Yet Reviewed

Estimated Ship Date: Today

Main Cap Fasteners, ACDelco GM Genuine Parts Multi-Purpose Bolts, 7/16-14 Threads, Cadillac, Chevy, GMC, Olds, Pontiac, Each

Part Number: ADO-12561388

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks on $200 spent*

Engine Expansion Plugs, Steel, 0.625 in. O.D., 0.232 in. Height, Buick, Cadillac, Chevy, Jeep, Olds, Set of 10

Part Number: RNB-555-011

Not Yet Reviewed

Estimated Ship Date: Today

Expansion Plugs, Steel, 15 Expansion Plugs, 5 Pipe Plugs, Kit

Part Number: RNB-557-001

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Expansion Plugs, Brass, 15 Expansion Plugs, 5 Pipe Plugs, Kit

Part Number: RNB-567-001

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Engine Expansion Plug Kit 55-02 BUI/CAD/CHV/GMC/OLD/PON 3.3L/3.8L/4.3L/4.4L/4.6L/4.9L/5.0L/5.3L/5.7L

Part Number: EGN-PK1

Not Yet Reviewed

Estimated Ship Date: Today

Freeze Plug Kits Bagged- Steel

Part Number: MEL-MPE-262R

Not Yet Reviewed

Estimated Ship Date: Nov 30, 2026 if ordered today

• Drop Ship
• Special Order

Engine Expansion Plugs, Pipe Plugs, Kit

Part Number: RNB-02660

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2026 if ordered today

• Drop Ship
• Special Order

Expansion Plugs, Steel, Diameter 2.105 in., GM, Set of 10

Part Number: RNB-555-085

Not Yet Reviewed

Estimated Ship Date: Today