NPR Pistons

NIPPON PISTON RING CO., LTD. is a reputable manufacturer of replacement parts for domestic/overseas automobile, marine and land engines, such parts as piston rings, cylinder liners, and valve train parts (composite camshafts, valve seat inserts, and valve locker arms). Building on its accumulations of tribological technology and experience, NPR has been moving into products other than engine parts, such as compressor parts for household electric appliances and parts for industrial machinery.

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    • NPR® Piston Ring Set
      (0 reviews)
      Piston Ring Set by NPR®. Standard. Note: Set. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but before you waste...
      $109.50$87.60
      # 260026812
    • NPR® Piston Ring Set
      (0 reviews)
      Piston Ring Set by NPR®. Standard. Production: 08/1997, Standard. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but...
      $84.91$67.93
      # 2433321
    • NPR® Piston Ring Set
      (0 reviews)
      Piston Ring Set by NPR®. Standard. Production: 08/1984, Standard. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but...
      $83.16$66.53
      # 2433329
    • NPR® With Rings Piston Set
      (0 reviews)
      With Rings Piston Set (W0133-1611792-NPR) by NPR®. Note: Standard - Flat Top. With rings. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be...
      $219.83$175.86
      # 2433309
    • NPR® With Rings Piston Set
      (0 reviews)
      With Rings Piston Set (W0133-1611781-NPR) by NPR®. Note: 50mm with rings. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of...
      $216.51$173.21
      # 2433308
    • NPR® Piston Ring Set
      (0 reviews)
      Piston Ring Set by NPR®. Standard. Note: Standard. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but before you...
      $145.86$116.69
      # 2433306
    • NPR® Piston Ring Set
      (0 reviews)
      Piston Ring Set by NPR®. Standard. Production: 07/1991, Standard. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but...
      $94.00$75.20
      # 2433343
    • NPR® Piston Ring Set
      (0 reviews)
      Piston Ring Set by NPR®. Standard. Production: 07/1990, Standard. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but...
      $89.96$71.97
      # 2433331
    • NPR® Piston Ring Set
      (0 reviews)
      Piston Ring Set by NPR®. Standard. Note: Standard. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but before you...
      $81.94$65.55
      # 2433324
    • NPR® Piston Ring Set
      (0 reviews)
      Piston Ring Set by NPR®. Standard. Production: 06/1983, Standard. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but...
      $114.71$91.77
      # 260026806
    • NPR® Piston Ring Set
      (0 reviews)
      Piston Ring Set by NPR®. Standard. Note: Standard. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but before you...
      $48.73$38.98
      # 2433316
    • NPR® Piston Ring Set
      (0 reviews)
      Piston Ring Set by NPR®. Standard. Production: 10/1995, Standard. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but...
      $81.44$65.15
      # 2433325
    • NPR® With Rings Piston Set
      (0 reviews)
      With Rings Piston Set by NPR®. Production: 08/1992, Standard Set of 6, with rings. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in...
      $289.20$231.36
      # 2433303
    • NPR® Piston Ring Set
      (0 reviews)
      Piston Ring Set (W0133-1721422-NPR) by NPR®. NLA 4/14. Production: 07/1990, Standard. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in...
      $167.75$134.20
      # 2433338
    • NPR® Piston Ring Set
      (0 reviews)
      Piston Ring Set (W0133-1622729-NPR) by NPR®. Standard. Production: 07/1988, Standard. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in...
      $108.46$86.77
      # 2433326



    The company's main products for automobiles include piston rings, cylinder liners, valve seat inserts, camshafts, valve rocker arms, component parts to strengthen aluminum body, fuel injector parts and synchronizer rings. NPR offers products for marine engine and the other products including marine, industrial large size piston rings, sealing rings and compressor parts. The company also provides metal injection molding parts [MIM] like industrial equipment parts, automobile parts, OA equipment parts, equipment for leisure parts, etc.