Description

Piston – Hypereutectic – 4.030 in Bore – 5/64 x 5/64 x 3/16 in Ring Grooves – Minus 12.30 cc – Coated Skirt – Small 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.

Reviews

There are no reviews yet.

Be the first to review “SEALED POWER Cast Piston H423DCP30”

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

    RACING ELECTRONICS Helmet Adapter T805-M

    SKU: RCET805-M
    Product information
    Details...
    Original price was: $91.99.Current price is: $79.99.Add to cart
    Original price was: $91.99.Current price is: $79.99.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MILODON Bbc Windage Tray 32270

    SKU: MIL32270
    Product information
    • Weight4.83 lbs
    • Dimensions24.5 × 10.25 × 3 in
    • Windage Tray Style

      Louvered

    • Mounting Location

      Main Cap

    • Material

      Steel

    • Color

      Cadmium

    • Finish

      Plated

    Details...
    Original price was: $196.59.Current price is: $170.95.Add to cart
    Original price was: $196.59.Current price is: $170.95.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MILODON BBC Diamond Screen Tray 32260

    SKU: MIL32260
    Product information
    • Weight2.24 lbs
    • Dimensions15.8 × 9.7 × 3.7 in
    • Windage Tray Style

      Louvered

    • Mounting Location

      Main Cap

    • Material

      Steel

    • Color

      Cadmium

    • Finish

      Plated

    Details...
    Original price was: $149.44.Current price is: $129.95.Add to cart
    Original price was: $149.44.Current price is: $129.95.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    K.S.E. RACING Stingray Wing Valve KSG2000

    SKU: KSEKSG2000
    Product information
    • Weight0.38 lbs
    • Dimensions5 × 3.95 × 1.95 in
    • Material

      Aluminum

    • Color

      Black

    • Finish

      Anodized

    • Quantity

      Each

    • Product Line

      Stingray

    Details...
    Original price was: $247.61.Current price is: $225.10.Add to cart
    Original price was: $247.61.Current price is: $225.10.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    JP PERFORMANCE SBC Billet Double Roller Timing Set JP5981T

    SKU: JPP5981T
    Product information
    • Weight2.85 lbs
    • Dimensions8 × 6.1 × 1.1 in
    • Quantity

      Kit

    • Variant

      Yes

    • Variant Group

      Timing Chain and Gear Sets and Components29

    • Variant Column

      Chain Length Shorter than OE

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

    HOWE Frame Mount for Splined Bar 23650

    SKU: HOW23650
    Product information
    • Weight0.91 lbs
    • Dimensions6.35 × 6.05 × 2.15 in
    • Quantity

      Each

    • Material

      Aluminum

    • Color

      Black, Gold

    • Finish

      Anodized

    • Hardware Included

      Yes

    Details...
    Original price was: $62.14.Current price is: $56.49.Add to cart
    Original price was: $62.14.Current price is: $56.49.
    Quantity Only 7 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HOLLEY Dashpot/Solenoid Bracket 20-72

    SKU: HLY20-72
    Product information
    Details...
    Original price was: $45.00.Current price is: $40.20.Add to cart
    Original price was: $45.00.Current price is: $40.20.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    WHITELINE PERFORMANCE Roll Center – Bump Steer Correction Kit KCA395

    SKU: WHIKCA395
    Product information
    • Weight3.85 lbs
    • Dimensions15.2 × 7.9 × 2.3 in
    • Stud Included

      Yes

    • Stud Quantity

      2.0

    • Stud Upper Thread

      1/2-20 in

    • Tie Rod Ends Included

      Yes

    • Tie Rod End Thread

      14 mm x 1.5

    Details...
    Original price was: $370.66.Current price is: $308.88.Add to cart
    Original price was: $370.66.Current price is: $308.88.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HEDMAN 62-74 BBM Headers – B & E Bodies 78070

    SKU: HED78070
    Product information
    • Weight21.92 lbs
    • Dimensions29.8 × 16.5 × 8.5 in
    • Length

      Mid

    • Flange Thickness

      0.3125 in

    • Primary Diameter

      1.75 in

    • Primary Gauge

      16-Gauge

    • Collector Diameter

      2.5 in

    Details...
    Original price was: $356.47.Current price is: $324.06.Add to cart
    Original price was: $356.47.Current price is: $324.06.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    WISECO BBC Flat Spiral Pin Locks – 4 Per Pack CS25

    SKU: WISCS-25
    Product information
    • Weight0.02 lbs
    • Dimensions3 × 1.9 × 0.45 in
    • Material

      Steel

    • Color

      Natural

    • Finish

      Natural

    • Quantity

      Set of 4

    • Thickness

      0.042 in

    Details...
    Original price was: $4.20.Current price is: $3.50.Add to cart
    Original price was: $4.20.Current price is: $3.50.Add to wishlist

    89