1978 OLDSMOBILE CUTLASS SUPREME Sealed Power Parts and Accessories

Piston Rings, Moly, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-251K30

4.4 out of 5 stars ( 47 )

Estimated Ship Date: Today

Main Bearings, Standard Size, Tri Metal, 1/2 Groove, Chevrolet, Small Block, Set of 5

Part Number: SLP-4663M

4.62 out of 5 stars ( 13 )

Estimated Ship Date: Today

Oil Pump, High-Volume, Standard Pressure, Chevy, Small Block, Each

Part Number: SLP-224-4143

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Today

Main Bearings, Competition Series, Standard Size, Tri Metal, 3/4 Groove, Chevy, 302, 305, 350, Set of 5

Part Number: SLP-139M

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Bearing Set, Standard Size, Super Duty Alloy, H-14, 3/4 Groove, Even-Fire, Buick, Chevy, GMC, V6, 3.8L, Set of 4

Part Number: SLP-107M

Not Yet Reviewed

Estimated Ship Date: Today

Main Bearings, Standard, Tri Metal, Full Groove, Oldsmobile, 4.3L, 5.0L, 5.4L, 5.7, 403, Gas Engines, Set of 5

Part Number: SLP-4281M

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Bearings, Competition, 0.010 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Chevy, 302, 305, 350, Set of 5

Part Number: SLP-139M10

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 9, 2026 if ordered today

• Drop Ship
• Special Order

Piston Rings, Moly, 4.010 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-251K10

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Piston Rings, Cast Iron, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-251KC30

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Piston Rings, Chrome, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-251KC40

Not Yet Reviewed

Estimated Ship Date: Today

Cam Bearings, Steel Backed Babbitt, Chevy, Set

Part Number: SLP-C2100M

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Main Bearings, Competition, 0.001 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Chevy, 302, 305, 350, Set of 5

Part Number: SLP-139M1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, Chrome, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-251KC

Not Yet Reviewed

Estimated Ship Date: Today

Main Bearings, Competition, 0.020 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Chevy, 302, 305, 350, Set of 5

Part Number: SLP-139M20

Not Yet Reviewed

Estimated Ship Date: Today

Rod Bearings, A-Series, Standard Size, Bi Metal, Checker, Chevy, Oldsmobile, V8, Set of 8

Part Number: SLP-8-3045A

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

Main Bearing Set, 0.001 in. Crankshaft Undersize, Super Duty Alloy, H-14, 3/4 Groove, Even-Fire, Buick, Chevy, V6, 3.8L, Set of 4

Part Number: SLP-107M1

Not Yet Reviewed

Estimated Ship Date: Today

Main Bearings, Competition, 0.011 in. Crankshaft Undersize, Tri Metal, 3/4 Groove, Chevy, 302, 305, 350, Set of 5

Part Number: SLP-139M11

Not Yet Reviewed

Estimated Ship Date: Today

Cam Bearings, Performance, Steel Backed Babbit, Chevy, 4.6L, 5.0L, 5.4L, 5.7L, Set

Part Number: SLP-2100M

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Main Bearings, 0.040 in. Crankshaft Undersize, Bi Metal, 3/4 Groove, Buick, V6, 3.0L, 3.8L, Set of 4

Part Number: SLP-7144MA40

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

• Drop Ship
• Special Order