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Buick Roadmaster Engine Block Parts

Engine block parts for the Buick Roadmaster span model years 1950–1996, covering components from piston rings and connecting rod bearing sets to crankshaft main bearings, pistons, and expansion plugs. Select your year above and we'll show only the engine block parts that fit your Buick Roadmaster. Fitment is checked against our vehicle data for every part listed.

271 - 300 of 357 results

Best Seller Free Shipping
Picture of MAHLE 42145CP.040 Engine Piston Ring Set Oversize - 0.040

MAHLE 42145CP.040 Engine Piston Ring Set Oversize - 0.040

13 reviews
Part: 42145CP.040
Vehicle Specific
$81.63
Ships from manufacturer
Picture for manufacturer MAHLE
Best Seller
Picture of MAHLE S42160.030 Engine Piston Ring Set Oversize - 030

MAHLE S42160.030 Engine Piston Ring Set Oversize - 030

55 reviews
Part: S42160.030
Vehicle Specific
$37.20
Ships from manufacturer
Picture for manufacturer MAHLE
Best Seller
Picture of MAHLE 224-3543.060 Engine Piston Set Representative Photo, actual item may vary

MAHLE 224-3543.060 Engine Piston Set

26 reviews
Part: 224-3543.060
Vehicle Specific
$19.09
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 41276.020 Engine Piston Ring Set Oversize - 020 Representative Photo, actual item may vary

MAHLE 41276.020 Engine Piston Ring Set Oversize - 020

5 reviews
Part: 41276.020
Vehicle Specific
$78.94
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 224-3544.060 Engine Piston Set Oversize OE Replacement - 0.060 Representative Photo, actual item may vary

MAHLE 224-3544.060 Engine Piston Set Oversize OE Replacement - 0.060

47 reviews
Part: 224-3544.060
Vehicle Specific
$197.39
Ships from manufacturer
Picture for manufacturer MAHLE
Picture of MAHLE 224-2694.060 Engine Piston Set

MAHLE 224-2694.060 Engine Piston Set

29 reviews
Part: 224-2694.060
Vehicle Specific
$16.80
Ships from manufacturer
Picture for manufacturer MAHLE
Picture of MAHLE 41470CP.030 Engine Piston Ring Set Oversize - 030 Representative Photo, actual item may vary

MAHLE 41470CP.030 Engine Piston Ring Set Oversize - 030

51 reviews
Part: 41470CP.030
Vehicle Specific
$25.32
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 41276.040 Engine Piston Ring Set Representative Photo, actual item may vary

MAHLE 41276.040 Engine Piston Ring Set

76 reviews
Part: 41276.040
Vehicle Specific
$63.61
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 51616CP.060 Engine Piston Ring Set +0.060 Over Cast Iron V8

MAHLE 51616CP.060 Engine Piston Ring Set +0.060 Over Cast Iron V8

58 reviews
Part: 51616CP.060
Vehicle Specific
$68.24
Ships from manufacturer
Picture for manufacturer MAHLE
Picture of MAHLE 224-2694 Engine Piston

MAHLE 224-2694 Engine Piston

5 reviews
Part: 224-2694
Vehicle Specific
$14.78
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 51616CP.040 Engine Piston Ring Set Oversize - 0.040

MAHLE 51616CP.040 Engine Piston Ring Set Oversize - 0.040

7 reviews
Part: 51616CP.040
Vehicle Specific
$62.70
Ships from manufacturer
Picture for manufacturer MAHLE
Picture of MAHLE 224-3498.030 Engine Piston Set Oversize OE Replacement - 030 Representative Photo, actual item may vary

MAHLE 224-3498.030 Engine Piston Set Oversize OE Replacement - 030

45 reviews
Part: 224-3498.030
Vehicle Specific
$30.98
Ships from manufacturer
Picture for manufacturer MAHLE
Picture of MAHLE 224-2694.030 Engine Piston Set Oversize OE Replacement - 0.030

MAHLE 224-2694.030 Engine Piston Set Oversize OE Replacement - 0.030

32 reviews
Part: 224-2694.030
Vehicle Specific
$16.80
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 51137CP.040 Perfect Circle Piston Ring Set 3.776 in. Bore .040 Over V8

MAHLE 51137CP.040 Perfect Circle Piston Ring Set 3.776 in. Bore .040 Over V8

21 reviews
Part: 51137CP.040
Vehicle Specific
$65.82
Ships from manufacturer
Picture for manufacturer MAHLE
Picture of MAHLE 224-2694.020 Engine Piston Set with Rings, Pin, and Clips

MAHLE 224-2694.020 Engine Piston Set with Rings, Pin, and Clips

9 reviews
Part: 224-2694.020
Vehicle Specific
$20.59
Ships from manufacturer
Picture for manufacturer MAHLE
Picture of MAHLE 224-3543WR.030 Engine Piston Set with Rings Pin Clips Over - 030 Representative Photo, actual item may vary

MAHLE 224-3543WR.030 Engine Piston Set with Rings Pin Clips Over - 030

50 reviews
Part: 224-3543WR.030
Vehicle Specific
$28.83
Ships from manufacturer
Picture for manufacturer MAHLE
Picture of MAHLE 224-3543.020 Engine Piston Set Representative Photo, actual item may vary

MAHLE 224-3543.020 Engine Piston Set

29 reviews
Part: 224-3543.020
Vehicle Specific
$20.38
Ships from manufacturer
Picture for manufacturer MAHLE
Picture of MAHLE 51616CP.020 Engine Piston Ring Set Oversize - 0.020

MAHLE 51616CP.020 Engine Piston Ring Set Oversize - 0.020

77 reviews
Part: 51616CP.020
Vehicle Specific
$37.57
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 42156CP.030 Engine Piston Ring Set Oversize - 030

MAHLE 42156CP.030 Engine Piston Ring Set Oversize - 030

6 reviews
Part: 42156CP.030
Vehicle Specific
$177.97
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 41137CP.040 Perfect Circle Premium Piston Ring Set Oversize - 0.040

MAHLE 41137CP.040 Perfect Circle Premium Piston Ring Set Oversize - 0.040

68 reviews
Part: 41137CP.040
Vehicle Specific
$84.00
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 50141CP Perfect Circle Standard Piston Ring Set 4.125 in. Bore V8 Cast Iron

MAHLE 50141CP Perfect Circle Standard Piston Ring Set 4.125 in. Bore V8 Cast Iron

36 reviews
Part: 50141CP
Vehicle Specific
$88.29
Ships from manufacturer
Picture for manufacturer MAHLE
Picture of MAHLE 224-3543WR.020 OE Replacement Engine Piston Set with Rings Oversize - 020

MAHLE 224-3543WR.020 OE Replacement Engine Piston Set with Rings Oversize - 020

60 reviews
Part: 224-3543WR.020
Vehicle Specific
$28.83
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 40141CP-060 Moly Piston Ring Set 4.185in Bore +.060 Over 8-Cylinder

MAHLE 40141CP-060 Moly Piston Ring Set 4.185in Bore +.060 Over 8-Cylinder

9 reviews
Part: 40141CP-060
Vehicle Specific
$129.51
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 40141CP-040 Precision-Ground Performance Piston Ring Set

MAHLE 40141CP-040 Precision-Ground Performance Piston Ring Set

38 reviews
Part: 40141CP-040
Vehicle Specific
$108.23
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 40141CP Moly Piston Ring Set 4.125 in. Bore 8-Cylinder

MAHLE 40141CP Moly Piston Ring Set 4.125 in. Bore 8-Cylinder

38 reviews
Part: 40141CP
Vehicle Specific
$130.79
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 41137CP-030 Moly Piston Ring Set 3.766 in. Bore 8-Cylinder

MAHLE 41137CP-030 Moly Piston Ring Set 3.766 in. Bore 8-Cylinder

68 reviews
Part: 41137CP-030
Vehicle Specific
$89.69
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 41616CP-040 Precision-Ground Performance Piston Ring Set

MAHLE 41616CP-040 Precision-Ground Performance Piston Ring Set

33 reviews
Part: 41616CP-040
Vehicle Specific
$82.63
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 50141CP-060 Cast Iron Piston Ring Set +.060 Over 4.185in Bore V8

MAHLE 50141CP-060 Cast Iron Piston Ring Set +.060 Over 4.185in Bore V8

38 reviews
Part: 50141CP-060
Vehicle Specific
$71.79
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 50141CP-030 Cast Iron Engine Piston Ring Set 4.155 in. Bore 8-Cylinder

MAHLE 50141CP-030 Cast Iron Engine Piston Ring Set 4.155 in. Bore 8-Cylinder

45 reviews
Part: 50141CP-030
Vehicle Specific
$89.01
Ships from manufacturer
Picture for manufacturer MAHLE
Picture of MAHLE 51137CP030 Engine Piston Ring Set

MAHLE 51137CP030 Engine Piston Ring Set

13 reviews
Part: 51137CP030
Vehicle Specific
$41.88
Ships from manufacturer
Picture for manufacturer MAHLE

What's here for your Buick Roadmaster

  • Engine piston rings — individual rings in a variety of configurations
  • Engine piston ring sets — complete ring packages for a full cylinder bank
  • Engine connecting rod bearing sets — precision inserts for rod journals
  • Engine crankshaft main bearing sets — main journal bearings for the bottom end
  • Engine pistons — OE-replacement and performance-style units in cast iron and other materials
  • Engine expansion plugs — rubber and metal freeze plugs for block sealing

The widest selection here comes from Hastings, King Engine Bearings, Dorman, and Sealed Power, covering a broad span of Buick Roadmaster model years and part types. Other categories Buick Roadmaster owners shop for: Buick Roadmaster Springs and Suspension Parts, Buick Roadmaster Shocks and Struts and Buick Roadmaster Exhaust Hardware, or browse all Buick Roadmaster parts and accessories.