Sealed Power

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Sealed Power Engine Parts from Northern Auto Parts

Renowned for their durability and precision, Sealed Power parts are engineered to enhance your engine's efficiency and power. Our selection includes everything from Sealed Power bearings and pistons to rings and gaskets, designed to meet the rigorous demands of both daily driving and high-performance applications. We trust Sealed Power for some components in our engine kits, and we stand by their quality and price.

Elevate your vehicle's performance with Northern Auto Parts' catalog of Sealed Power engine components.

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  • FEDH273CP60 Cast Piston Set

    Sealed Power

    Part #: H273CP 60

    FEDH273CP60 Cast Piston Set

    pdm:Assembly Lubricant Included: No
    pdm:Bore Diameter: 4.060 IN
    pdm:Compression Height: 1.605 IN
    pdm:Dome Volume CC: Negative 8.0
    pdm:Head Illustration: 183
    pdm:Head Type: Flat, 4 reliefs; DUROSHIELD~ skirt coated piston
    pdm:Lock Ring: Included
    pdm:Minimum Clearance: 0.0015
    pdm:Oil Ring Thickness: 0.1875 IN
    pdm:Oversized: Yes
    pdm:Oversized Amount: 0.060 IN
    pdm:Part Description: Engine Piston
    pdm:Pin Offset (Inch): 0.06
    pdm:Pin Offset (MM): 1.524
    pdm:Pin Type: F
    pdm:Pin Weight Gram: 152
    pdm:Piston Material: Hypereutectic
    pdm:Piston Pin Outside Diameter: 0.912 IN
    pdm:Second Compression Ring Thickness: 0.0781 IN
    pdm:Top Compression Ring Thickness: 0.0781 IN
    pdm:Weight W Pin Gram: 761
    pdm:Weight w/o Pin Gram: 609
    pdm:line_code: FED
    pdm:internal_sku: FEDH273CP60
    $22.67
  • FEDH345DCP Cast Piston Set

    Sealed Power

    Part #: H345DCP

    FEDH345DCP Cast Piston Set

    Engine Make: Sealed Power
    pdm:Assembly Lubricant Included: No
    pdm:Part Description: Engine Piston
    pdm:Bore Diameter: 4.000 IN
    pdm:Pin Type: F
    pdm:Compression Height: 1.548 IN
    pdm:Head Type: Flat, 4 reliefs; Use w/Lock Ring LR-63; DUROSHIELD~ skirt coated piston
    pdm:Dome Volume CC: Negative 6.9
    pdm:Oil Ring Thickness: 0.1875 IN
    pdm:Minimum Clearance: 0.0010
    pdm:Oversized: No
    pdm:Lock Ring: Not Incl.
    pdm:Head Illustration: 183
    pdm:Second Compression Ring Thickness: 0.0781 IN
    pdm:Top Compression Ring Thickness: 0.0781 IN
    pdm:Weight W Pin Gram: 678
    pdm:internal_sku: FEDH345DCP
    pdm:line_code: FED
    pdm:Weight w/o Pin Gram: 529
    pdm:Piston Pin Outside Diameter: 0.927 IN
    pdm:Piston Material: Hypereutectic
    pdm:Pin Weight Gram: 149
    $20.97
  • FEDH345DCP20 Cast Piston Set

    Sealed Power

    Part #: H345DCP 20

    FEDH345DCP20 Cast Piston Set

    pdm:Assembly Lubricant Included: No
    pdm:Bore Diameter: 4.020 IN
    pdm:Compression Height: 1.548 IN
    pdm:Dome Volume CC: Negative 6.9
    pdm:Head Illustration: 183
    pdm:Head Type: Flat, 4 reliefs; Use w/Lock Ring LR-63; DUROSHIELD~ skirt coated piston
    pdm:Lock Ring: Not Incl.
    pdm:Minimum Clearance: 0.0010
    pdm:Oil Ring Thickness: 0.1875 IN
    pdm:Oversized: Yes
    pdm:Oversized Amount: 0.020 IN
    pdm:Part Description: Engine Piston
    pdm:Pin Type: F
    pdm:Pin Weight Gram: 149
    pdm:Piston Material: Hypereutectic
    pdm:Piston Pin Outside Diameter: 0.927 IN
    pdm:Second Compression Ring Thickness: 0.0781 IN
    pdm:Top Compression Ring Thickness: 0.0781 IN
    pdm:Weight W Pin Gram: 688
    pdm:Weight w/o Pin Gram: 539
    pdm:line_code: FED
    pdm:internal_sku: FEDH345DCP20
    $20.97
  • FEDH345DCP30 Cast Piston Set

    Sealed Power

    Part #: H345DCP 30

    FEDH345DCP30 Cast Piston Set

    pdm:Assembly Lubricant Included: No
    pdm:Bore Diameter: 4.030 IN
    pdm:Compression Height: 1.548 IN
    pdm:Dome Volume CC: Negative 6.9
    pdm:Head Illustration: 183
    pdm:Head Type: Flat, 4 reliefs; Use w/Lock Ring LR-63; DUROSHIELD~ skirt coated piston
    pdm:Lock Ring: Not Incl.
    pdm:Minimum Clearance: 0.0010
    pdm:Oil Ring Thickness: 0.1875 IN
    pdm:Oversized: Yes
    pdm:Oversized Amount: 0.030 IN
    pdm:Part Description: Engine Piston
    pdm:Pin Type: F
    pdm:Pin Weight Gram: 149
    pdm:Piston Material: Hypereutectic
    pdm:Piston Pin Outside Diameter: 0.927 IN
    pdm:Second Compression Ring Thickness: 0.0781 IN
    pdm:Top Compression Ring Thickness: 0.0781 IN
    pdm:Weight W Pin Gram: 693
    pdm:Weight w/o Pin Gram: 544
    pdm:line_code: FED
    pdm:internal_sku: FEDH345DCP30
    $20.97
  • FEDH345DCP40 Cast Piston Set

    Sealed Power

    Part #: H345DCP 40

    FEDH345DCP40 Cast Piston Set

    pdm:Assembly Lubricant Included: No
    pdm:Bore Diameter: 4.040 IN
    pdm:Compression Height: 1.548 IN
    pdm:Dome Volume CC: Negative 6.9
    pdm:Head Illustration: 183
    pdm:Head Type: Flat, 4 reliefs; Use w/Lock Ring LR-63; DUROSHIELD~ skirt coated piston
    pdm:Lock Ring: Not Incl.
    pdm:Minimum Clearance: 0.0010
    pdm:Oil Ring Thickness: 0.1875 IN
    pdm:Oversized: Yes
    pdm:Oversized Amount: 0.040 IN
    pdm:Part Description: Engine Piston
    pdm:Pin Type: F
    pdm:Pin Weight Gram: 149
    pdm:Piston Material: Hypereutectic
    pdm:Piston Pin Outside Diameter: 0.927 IN
    pdm:Second Compression Ring Thickness: 0.0781 IN
    pdm:Top Compression Ring Thickness: 0.0781 IN
    pdm:Weight W Pin Gram: 698
    pdm:Weight w/o Pin Gram: 549
    pdm:line_code: FED
    pdm:internal_sku: FEDH345DCP40
    $20.97
  • FEDH345DCP60 Cast Piston Set

    Sealed Power

    Part #: H345DCP 60

    FEDH345DCP60 Cast Piston Set

    pdm:Assembly Lubricant Included: No
    pdm:Bore Diameter: 4.060 IN
    pdm:Compression Height: 1.548 IN
    pdm:Dome Volume CC: Negative 6.9
    pdm:Head Illustration: 183
    pdm:Head Type: Flat, 4 reliefs; Use w/Lock Ring LR-63; DUROSHIELD~ skirt coated piston
    pdm:Lock Ring: Not Incl.
    pdm:Minimum Clearance: 0.0010
    pdm:Oil Ring Thickness: 0.1875 IN
    pdm:Oversized: Yes
    pdm:Oversized Amount: 0.060 IN
    pdm:Part Description: Engine Piston
    pdm:Pin Type: F
    pdm:Pin Weight Gram: 149
    pdm:Piston Material: Hypereutectic
    pdm:Piston Pin Outside Diameter: 0.927 IN
    pdm:Second Compression Ring Thickness: 0.0781 IN
    pdm:Top Compression Ring Thickness: 0.0781 IN
    pdm:Weight W Pin Gram: 708
    pdm:Weight w/o Pin Gram: 559
    pdm:line_code: FED
    pdm:internal_sku: FEDH345DCP60
    $20.97
  • FEDH423DCP Cast Piston Set

    Sealed Power

    Part #: H423DCP

    FEDH423DCP Cast Piston Set

    Engine Make: Sealed Power
    pdm:Assembly Lubricant Included: No
    pdm:Head Illustration: 29
    pdm:Bore Diameter: 4.000 IN
    pdm:Dome Volume CC: Negative 12.3
    pdm:Compression Height: 1.548 IN
    pdm:Oil Ring Thickness: 0.1875 IN
    pdm:Head Type: 0.098 dish, 4 reliefs; Use w/Lock Ring LR-63; DUROSHIELD~ skirt coated piston
    pdm:Part Description: Engine Piston
    pdm:Lock Ring: Not Incl.
    pdm:Oversized: No
    pdm:Pin Weight Gram: 149
    pdm:Minimum Clearance: 0.0010
    pdm:Pin Type: F
    pdm:Top Compression Ring Thickness: 0.0781 IN
    pdm:Piston Material: Hypereutectic
    pdm:Weight W Pin Gram: 661
    pdm:Second Compression Ring Thickness: 0.0781 IN
    pdm:line_code: FED
    pdm:Piston Pin Outside Diameter: 0.927 IN
    pdm:Weight w/o Pin Gram: 512
    pdm:internal_sku: FEDH423DCP
    $20.81
  • FEDH423DCP20 Cast Piston Set

    Sealed Power

    Part #: H423DCP 20

    FEDH423DCP20 Cast Piston Set

    pdm:Assembly Lubricant Included: No
    pdm:Bore Diameter: 4.020 IN
    pdm:Compression Height: 1.548 IN
    pdm:Dome Volume CC: Negative 12.3
    pdm:Head Illustration: 29
    pdm:Head Type: 0.098 dish, 4 reliefs; Use w/Lock Ring LR-63; DUROSHIELD~ skirt coated piston
    pdm:Lock Ring: Not Incl.
    pdm:Minimum Clearance: 0.0010
    pdm:Oil Ring Thickness: 0.1875 IN
    pdm:Oversized: Yes
    pdm:Oversized Amount: 0.020 IN
    pdm:Part Description: Engine Piston
    pdm:Pin Type: F
    pdm:Pin Weight Gram: 149
    pdm:Piston Material: Hypereutectic
    pdm:Piston Pin Outside Diameter: 0.927 IN
    pdm:Second Compression Ring Thickness: 0.0781 IN
    pdm:Top Compression Ring Thickness: 0.0781 IN
    pdm:Weight W Pin Gram: 670
    pdm:Weight w/o Pin Gram: 521
    pdm:line_code: FED
    pdm:internal_sku: FEDH423DCP20
    $20.81
  • FEDH423DCP30 Cast Piston Set

    Sealed Power

    Part #: H423DCP 30

    FEDH423DCP30 Cast Piston Set

    pdm:Assembly Lubricant Included: No
    pdm:Bore Diameter: 4.030 IN
    pdm:Compression Height: 1.548 IN
    pdm:Dome Volume CC: Negative 12.3
    pdm:Head Illustration: 29
    pdm:Head Type: 0.098 dish, 4 reliefs; Use w/Lock Ring LR-63; DUROSHIELD~ skirt coated piston
    pdm:Lock Ring: Not Incl.
    pdm:Minimum Clearance: 0.0010
    pdm:Oil Ring Thickness: 0.1875 IN
    pdm:Oversized: Yes
    pdm:Oversized Amount: 0.030 IN
    pdm:Part Description: Engine Piston
    pdm:Pin Type: F
    pdm:Pin Weight Gram: 149
    pdm:Piston Material: Hypereutectic
    pdm:Piston Pin Outside Diameter: 0.927 IN
    pdm:Second Compression Ring Thickness: 0.0781 IN
    pdm:Top Compression Ring Thickness: 0.0781 IN
    pdm:Weight W Pin Gram: 675
    pdm:Weight w/o Pin Gram: 526
    pdm:line_code: FED
    pdm:internal_sku: FEDH423DCP30
    $20.81
  • FEDH423DCP40 Cast Piston Set

    Sealed Power

    Part #: H423DCP 40

    FEDH423DCP40 Cast Piston Set

    pdm:Assembly Lubricant Included: No
    pdm:Bore Diameter: 4.040 IN
    pdm:Compression Height: 1.548 IN
    pdm:Dome Volume CC: Negative 12.3
    pdm:Head Illustration: 29
    pdm:Head Type: 0.098 dish, 4 reliefs; Use w/Lock Ring LR-63; DUROSHIELD~ skirt coated piston
    pdm:Lock Ring: Not Incl.
    pdm:Minimum Clearance: 0.0010
    pdm:Oil Ring Thickness: 0.1875 IN
    pdm:Oversized: Yes
    pdm:Oversized Amount: 0.040 IN
    pdm:Part Description: Engine Piston
    pdm:Pin Type: F
    pdm:Pin Weight Gram: 149
    pdm:Piston Material: Hypereutectic
    pdm:Piston Pin Outside Diameter: 0.927 IN
    pdm:Second Compression Ring Thickness: 0.0781 IN
    pdm:Top Compression Ring Thickness: 0.0781 IN
    pdm:Weight W Pin Gram: 680
    pdm:Weight w/o Pin Gram: 531
    pdm:line_code: FED
    pdm:internal_sku: FEDH423DCP40
    $20.81
  • FEDH423DCP60 Cast Piston Set

    Sealed Power

    Part #: H423DCP 60

    FEDH423DCP60 Cast Piston Set

    pdm:Assembly Lubricant Included: No
    pdm:Bore Diameter: 4.060 IN
    pdm:Compression Height: 1.548 IN
    pdm:Dome Volume CC: Negative 12.3
    pdm:Head Illustration: 29
    pdm:Head Type: 0.098 dish, 4 reliefs; Use w/Lock Ring LR-63; DUROSHIELD~ skirt coated piston
    pdm:Lock Ring: Not Incl.
    pdm:Minimum Clearance: 0.0010
    pdm:Oil Ring Thickness: 0.1875 IN
    pdm:Oversized: Yes
    pdm:Oversized Amount: 0.060 IN
    pdm:Part Description: Engine Piston
    pdm:Pin Type: F
    pdm:Pin Weight Gram: 149
    pdm:Piston Material: Hypereutectic
    pdm:Piston Pin Outside Diameter: 0.927 IN
    pdm:Second Compression Ring Thickness: 0.0781 IN
    pdm:Top Compression Ring Thickness: 0.0781 IN
    pdm:Weight W Pin Gram: 690
    pdm:Weight w/o Pin Gram: 541
    pdm:line_code: FED
    pdm:internal_sku: FEDH423DCP60
    $20.81
  • FEDH547CP60 Cast Piston Set

    Sealed Power

    Part #: H547CP 60

    FEDH547CP60 Cast Piston Set

    pdm:Assembly Lubricant Included: No
    pdm:Bore Diameter: 4.0000 IN
    pdm:Bore Diameter: 101.6 MM
    pdm:Compression Height: 1.560 IN
    pdm:Head Illustration: 28
    pdm:Head Type: Recessed Head .165 deep x 3.120 dia. w/shallow oil ring groove for low tension oil ring - 9.0:1 C.R.; DUROSHIELD~ skirt coated piston
    pdm:Minimum Clearance: See Piston Fitting Information on carton label
    pdm:Oil Ring Thickness: 0.1875 IN
    pdm:Oversized: Yes
    pdm:Oversized Amount: 0.060 IN
    pdm:Part Description: Engine Piston
    pdm:Pin Offset (Inch): 0.04
    pdm:Pin Offset (MM): 1.016
    pdm:Piston Material: Hypereutectic
    pdm:Piston Pin Outside Diameter: 0.9275 IN
    pdm:Piston Pin Outside Diameter: 23.559 MM
    pdm:Second Compression Ring Thickness: 0.0781 IN
    pdm:Top Compression Ring Thickness: 0.0625 IN
    pdm:line_code: FED
    pdm:internal_sku: FEDH547CP60
    $27.65

Why Shop Sealed Power Engine Parts with Northern Auto Parts?

Known for their exceptional quality and innovative design, Sealed Power parts ensure your engine operates at its best. At Northern Auto Parts, we offer a wide selection of Sealed Power products, catering to a wide variety of vehicles and performance requirements. Whether you're undertaking a full engine kit rebuild or a simple maintenance task, our Sealed Power offerings provide the solutions you need. Choosing Sealed Power components means investing in your engine's future.

Our commitment to quality means you'll find only the best Sealed Power components, all backed by our expertise and support. Shop our Sealed Power catalog and find the high-quality parts you need, at a price you’ll like.

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Why Buy Vehicle Parts from Northern Auto Parts?

40+ Years Experience
Northern Auto Parts has been providing auto parts for all makes and models for over 40 years. We have everything you need to keep your car, truck, or SUV running in peak condition.

Trusted Source for Name-Brand Parts
We carry a wide variety of name-brand components, so you can find the exact parts you need to repair or replace anything on your vehicle. From engine components to exterior parts, we have a vast selection to choose from.

Competitive Pricing
We are committed to affordability without compromising on quality. Our prices provide the best value for your money, whether you’re an automotive technician or a DIY enthusiast.