Description

Piston – Hypereutectic – 4.280 in Bore – 5/64 x 5/64 x 3/16 in Ring Grooves – Plus 33.00 cc – Coated Skirt – Big Block Chevy – Set of 8

Why Choose Us?



Frequently Asked Questions​

As an Authorized Automotive Retailer in the United States, we take pride in guaranteeing 100% authentic products from all brands available on our website. With partnerships spanning 1,000+ brands and a network of 20+ distributor warehouses nationwide, we maintain millions of auto parts in inventory across the USA, ensuring quick shipping and reliable service to our customers. When you shop with us, you're investing in quality and trust.
We believe we have the fastest backorder system in the U.S. auto parts industry, thanks to our strong partnerships with brands and vendors. Nearly all backordered auto parts are shipped directly by the vendors without any additional delays, or they are placed as special orders on the same day. In most cases, backordered parts are delivered within 5-10 days.
We offer unbeatable prices and the best shipping rates on auto parts, with exclusive protection and insurance included to safeguard your order from damage or loss. Enjoy convenient door-to-door delivery, real-time tracking, and our 100% satisfaction guarantee for a smooth, worry-free experience.
Our standard shipping typically takes 1-3 business days. We will provide estimated shipping time for each product. While we aim to deliver as quickly as possible, this timeframe ensures all orders are processed, prepared, and dispatched with care. If the products are not ready for shipping in 72 hours, we will refund you 100%
Absolutely. Once your order is dispatched, you’ll receive an email with tracking details, so you can follow your shipment every step of the way. Every step of shipping process will be sent through email notifications or using tracking page.
Every product page includes a stock level indicator to show what’s available. We always update the inventory 24/24. We’ll be happy to check availability and provide updates on new stock arrivals if you need a help.
We’re sorry to hear that your order wasn’t delivered in perfect condition. Please email us with your order number, a description of the issue, and photographs of the damaged item. Once we receive this information, we’ll arrange for a replacement or refund and handle the return process.
You can return items within 30 days of receipt. Ensure the product is new in its original packaging and securely wrapped for safe transit. Once we receive the item in sellable condition, we’ll issue a full refund for the product value. Contact us for the return address and further instructions.

About SEALED POWER

With a history stretching back over a century, Sealed Power produces internal replacement components designed for high-performance applications on both track and street. Their product line includes pistons, piston rings, engine bearings, camshafts, oil pumps, timing components, and valvetrain products.

International Shipping

Below are estimated rates and delivery times for popular destinations; full carrier options are available at checkout.

Our dedicated team has years of experience managing international logistics and customs documentation to ensure smooth delivery from our US warehouse to your door. Please review our shipping policy and local import regulations before ordering.

Loading international estimates...

Reviews

There are no reviews yet.

Be the first to review “SEALED POWER Cast Piston H581CP30”

Your email address will not be published. Required fields are marked *

Recently viewed products

  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PERTRONIX IGNITION Digital HP Ignition Box Silver Finish 512

    SKU: PRT512
    Product information
    • Weight2.33 lbs
    • Dimensions9.4 × 6.65 × 3.7 in
    • Product Line

      Digital HP

    • Quantity

      Kit

    • Variant

      Yes

    • Height

      1.625 in

    • Variant Group

      Ignition Boxes and Controllers11

    Details...
    Original price was: $363.00.Current price is: $329.96.Add to cart
    Original price was: $363.00.Current price is: $329.96.
    Quantity Only 4 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PYROTECT Underwear Bottom White Medium FIA IB100320

    SKU: PYRIB100320
    Product information
    • Weight0.55 lbs
    • Dimensions12 × 8 × 1.2 in
    • Material

      Nomex

    • Color

      White

    • Quantity

      Each

    • Variant

      Yes

    • Variant Group

      Fire Retardant Underwear Bottoms21

    Details...
    Original price was: $153.00.Current price is: $139.00.Add to cart
    Original price was: $153.00.Current price is: $139.00.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    RAM CLUTCH Release Bearing 486

    SKU: RAM486
    Product information
    • Weight0.833 lbs
    • Dimensions6.05 × 4.35 × 1.75 in
    • Material

      Steel

    • Color

      Natural

    • Finish

      Natural

    • Quantity

      Each

    • Hydraulic / Mechanical

      Mechanical

    Details...
    Original price was: $131.00.Current price is: $119.00.Add to cart
    Original price was: $131.00.Current price is: $119.00.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    RAM CLUTCH Replacement Bearing 78010

    SKU: RAM78010
    Product information
    • Weight0.39 lbs
    • Dimensions4.3 × 2.8 × 0.9 in
    • Material

      Steel

    • Color

      Natural

    • Finish

      Natural

    • Quantity

      Each

    • Variant

      Yes

    Details...
    Original price was: $46.80.Current price is: $39.00.Add to cart
    Original price was: $46.80.Current price is: $39.00.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    REESE Replacement Part Handle Gear & Bushing Kit 800144

    SKU: REE800144
    Product information
    • Weight3.17 lbs
    • Dimensions13.17 × 12.3 × 1.85 in
    • Product Line

      Fix-It

    • Mounting Style

      Pin-On

    • Material

      Steel

    • Color

      Zinc

    • Finish

      Oxide

    Details...
    Original price was: $71.99.Current price is: $59.99.Read more
    Original price was: $71.99.Current price is: $59.99.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    SEASUCKER Monkey Bar Extension SX6155

    SKU: SESSX6155
    Product information
    • Weight2.13 lbs
    • Dimensions15 × 4.5 × 2.5 in
    • Product Line

      Monkey Bars

    • Quantity

      Pair

    • Material

      Aluminum

    • Color

      Black

    • Finish

      Powder Coat

    Details...
    Original price was: $90.00.Current price is: $75.00.Add to cart
    Original price was: $90.00.Current price is: $75.00.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    JP PERFORMANCE SBC Rocket Block Billet Double Roller Timing Set JP5616T

    SKU: JPP5616T
    Product information
    • Weight2.96 lbs
    • Dimensions10.35 × 7.2 × 1.5 in
    • Quantity

      Kit

    • Chain Included

      Yes

    • Chain A Style

      Roller

    • Chain A Rows

      Double

    • Crankshaft Gear Included

      Yes

    Details...
    Original price was: $140.00.Current price is: $127.13.Add to cart
    Original price was: $140.00.Current price is: $127.13.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    Ti22 PERFORMANCE Sprint Front Motor Plate Black TIP5012

    SKU: TIP5012
    Product information
    • Weight1.2 lbs
    • Dimensions21 × 8 × 0.5 in
    • Mounting Location

      Front

    • Width

      20-3/8 in

    • Height

      6-1/2 in

    • Thickness

      3/8 in

    • 1 / 2 Piece

      1 Piece

    Details...
    Original price was: $110.39.Current price is: $91.99.Add to cart
    Original price was: $110.39.Current price is: $91.99.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Placeholder
    Add to wishlist

    TORCO MTF Manual Trans Fluid (Lenco Trans) A200022CE

    SKU: TRCA200022CE
    Product information
    • Weight2.14 lbs
    • Dimensions9.15 × 4.5 × 2.55 in
    • Product Line

      MTF

    • Volume

      1 L

    • Quantity

      Each

    • Variant

      Yes

    • Variant Group

      TransmissionFluid53

    Details...
    Original price was: $14.58.Current price is: $12.15.Add to cart
    Original price was: $14.58.Current price is: $12.15.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    VHT Black Wrinkle Finish SP201

    SKU: VHTSP201
    Product information
    • Weight0.945 lbs
    • Dimensions8 × 2.7 × 2.55 in
    • Product Line

      Wrinkle Plus

    • Paint Type

      Acrylic Enamel

    • High Temperature

      Yes

    • Finish

      Wrinkle

    • Base Color

      Black

    Details...
    Original price was: $15.35.Current price is: $13.95.Add to cart
    Original price was: $15.35.Current price is: $13.95.Add to wishlist

    94