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GMC K15 Engine Block Parts

This page brings together engine block parts for the GMC K15, spanning model years 1968–1996. The range covers piston rings, valve covers, connecting rod bearings, intake manifolds, cylinder heads, and crankshaft main bearings — both OE replacement pieces and performance-oriented options. Pick your GMC K15's year above to narrow the list to engine block parts with confirmed fitment. Every part shown is checked against our vehicle data.

271 - 300 of 359 results

Best Seller Free Shipping
Picture of MAHLE 41286CP.040 Original Engine Piston Ring Set Oversize - 040

MAHLE 41286CP.040 Original Engine Piston Ring Set Oversize - 040

71 reviews
Part: 41286CP.040
Vehicle Specific
$62.49
Ships from manufacturer
Picture for manufacturer MAHLE
Best Seller
Picture of MAHLE 50620.060 Engine Piston Ring Set Representative Photo, actual item may vary

MAHLE 50620.060 Engine Piston Ring Set

17 reviews
Part: 50620.060
Vehicle Specific
$38.98
Ships from manufacturer
Picture for manufacturer MAHLE
Best Seller
Picture of MAHLE 224-3543 Engine Piston Set

MAHLE 224-3543 Engine Piston Set

77 reviews
Part: 224-3543
Vehicle Specific
$23.42
Ships from manufacturer
Picture for manufacturer MAHLE
Picture of MAHLE 41097CP.020 Original Premium Engine Piston Ring Set Oversize - 0.020

MAHLE 41097CP.020 Original Premium Engine Piston Ring Set Oversize - 0.020

10 reviews
Part: 41097CP.020
Vehicle Specific
$40.64
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 224-3544WR.030 Engine Piston Set .030 Oversize

MAHLE 224-3544WR.030 Engine Piston Set .030 Oversize

64 reviews
Part: 224-3544WR.030
Vehicle Specific
$217.68
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 40460.040 Engine Piston Ring Set +0.040" Oversize

MAHLE 40460.040 Engine Piston Ring Set +0.040" Oversize

52 reviews
Part: 40460.040
Vehicle Specific
$120.29
Ships from manufacturer
Picture for manufacturer MAHLE
Picture of MAHLE 41240CP.040 Premium Engine Piston Ring Set 4.040in Bore .040 Oversize L4 Representative Photo, actual item may vary

MAHLE 41240CP.040 Premium Engine Piston Ring Set 4.040in Bore .040 Oversize L4

36 reviews
Part: 41240CP.040
Vehicle Specific
$31.19
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 42146CP.010 Premium Engine Piston Ring Set Oversize - 0.010

MAHLE 42146CP.010 Premium Engine Piston Ring Set Oversize - 0.010

6 reviews
Part: 42146CP.010
Vehicle Specific
$117.72
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 41550CP.040 Original Engine Piston Ring Set Oversize - 0.040 Representative Photo, actual item may vary

MAHLE 41550CP.040 Original Engine Piston Ring Set Oversize - 0.040

73 reviews
Part: 41550CP.040
Vehicle Specific
$94.30
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 41276 Engine Piston Ring Set Representative Photo, actual item may vary

MAHLE 41276 Engine Piston Ring Set

23 reviews
Part: 41276
Vehicle Specific
$62.67
Ships from manufacturer
Picture for manufacturer MAHLE
Picture of MAHLE 51284CP.030 Perfect Circle Premium Piston Ring Set .030 Over

MAHLE 51284CP.030 Perfect Circle Premium Piston Ring Set .030 Over

26 reviews
Part: 51284CP.030
Vehicle Specific
$40.80
Ships from manufacturer
Picture for manufacturer MAHLE
Picture of MAHLE 224-3547.040 Engine Piston Set Oversize OE Replacement - 040

MAHLE 224-3547.040 Engine Piston Set Oversize OE Replacement - 040

68 reviews
Part: 224-3547.040
Vehicle Specific
$27.32
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
Picture of MAHLE 224-3547WR.060 Engine Piston Set with Rings, Pin, and Clips

MAHLE 224-3547WR.060 Engine Piston Set with Rings, Pin, and Clips

67 reviews
Part: 224-3547WR.060
Vehicle Specific
$33.23
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 40533CP.060 Plasma-Moly Engine Piston Ring Set +.060 Overbore

MAHLE 40533CP.060 Plasma-Moly Engine Piston Ring Set +.060 Overbore

31 reviews
Part: 40533CP.060
Vehicle Specific
$71.33
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 50203CP.040 Standard Piston Ring Set Big Block 4.290" Bore +.040 Over

MAHLE 50203CP.040 Standard Piston Ring Set Big Block 4.290" Bore +.040 Over

15 reviews
Part: 50203CP.040
Vehicle Specific
$101.27
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 40514CP.060 Engine Piston Ring Set Oversize - 0.060 Representative Photo, actual item may vary

MAHLE 40514CP.060 Engine Piston Ring Set Oversize - 0.060

51 reviews
Part: 40514CP.060
Vehicle Specific
$90.58
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 224-3543.060 Engine Piston Set

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 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 224-3547WR.040 Engine Piston Set with Rings Pins and Clips

MAHLE 224-3547WR.040 Engine Piston Set with Rings Pins and Clips

52 reviews
Part: 224-3547WR.040
Vehicle Specific
$33.42
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 50134CP.040 Original Standard Engine Piston Ring Set Oversize - 0.040

MAHLE 50134CP.040 Original Standard Engine Piston Ring Set Oversize - 0.040

12 reviews
Part: 50134CP.040
Vehicle Specific
$65.81
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 42192CP.030 Engine Piston Ring Set Oversize - 0.030

MAHLE 42192CP.030 Engine Piston Ring Set Oversize - 0.030

47 reviews
Part: 42192CP.030
Vehicle Specific
$81.84
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 224-3544WR Engine Piston Set

MAHLE 224-3544WR Engine Piston Set

27 reviews
Part: 224-3544WR
Vehicle Specific
$243.42
Ships from manufacturer
Picture for manufacturer MAHLE
Picture of MAHLE 224-2694.040 Engine Piston Set with Rings, Pin, and Clips

MAHLE 224-2694.040 Engine Piston Set with Rings, Pin, and Clips

30 reviews
Part: 224-2694.040
Vehicle Specific
$14.78
Ships from manufacturer
Picture for manufacturer MAHLE
Picture of MAHLE 50533CP Engine Piston Ring Set

MAHLE 50533CP Engine Piston Ring Set

17 reviews
Part: 50533CP
Vehicle Specific
$44.66
Ships from manufacturer
Picture for manufacturer MAHLE
Picture of MAHLE 51104CP.030 Engine Piston Ring Set Oversize - 0.030 Representative Photo, actual item may vary

MAHLE 51104CP.030 Engine Piston Ring Set Oversize - 0.030

28 reviews
Part: 51104CP.030
Vehicle Specific
$38.11
Ships from manufacturer
Picture for manufacturer MAHLE
Picture of MAHLE 224-3547WR.030 Engine Piston Set with Rings Pins and Clips

MAHLE 224-3547WR.030 Engine Piston Set with Rings Pins and Clips

36 reviews
Part: 224-3547WR.030
Vehicle Specific
$31.79
Ships from manufacturer
Picture for manufacturer MAHLE
Picture of MAHLE 41470CP Engine Piston Ring Set

MAHLE 41470CP Engine Piston Ring Set

29 reviews
Part: 41470CP
Vehicle Specific
$29.27
Ships from manufacturer
Picture for manufacturer MAHLE
Free Shipping
Picture of MAHLE 41226 Engine Piston Ring Set Representative Photo, actual item may vary

MAHLE 41226 Engine Piston Ring Set

43 reviews
Part: 41226
Vehicle Specific
$72.57
Ships from manufacturer
Picture for manufacturer MAHLE

What's here for your GMC K15

  • Engine piston ring sets and individual piston rings, including performance and OE replacement options
  • Engine valve covers and valve cover sets in chrome, polished, and black finishes
  • Engine connecting rod bearing sets
  • Engine intake manifolds, available in single and dual configurations
  • Engine crankshaft main bearing sets
  • Engine cylinder heads and associated gasket kits

The widest selection here comes from Speedmaster, MAHLE, Hastings, and King Engine Bearings, covering a broad span of GMC K15 model years with a mix of OE-style replacements and performance-oriented pieces. Other categories GMC K15 owners shop for: GMC K15 Steering Wheels, GMC K15 Exhaust and Tail Pipes and GMC K15 Doors and Door Parts, or browse all GMC K15 parts and accessories.