Description

Piston Ring Compressor – 4.375 in Bore – Tapered – Billet Aluminum – Black Anodized – Each

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 AKERLY-CHILDS

Akerly & Childs is based out of Valencia, CA, and offers a product line that includes piston rings and Clevite engine bearings for the Drag Race, Circle Track, Tractor Pull, and Marine/Offshore Racing markets. Within the Akerly & Childs product line, you will also find the tools needed to work with their products, including ring grinders, assembly oil, bearing lube, and piston ring roundness gauges.

Reviews

There are no reviews yet.

Be the first to review “AKERLY-CHILDS Ring Compressor 4.375 AC-RC4375”

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

    HUSKY LINERS Bed Rail Caps Smoothback 2888009

    SKU: HSK2888009
    Product information
    Details...
    Original price was: $198.00.Current price is: $179.99.Add to cart
    Original price was: $198.00.Current price is: $179.99.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PYROTECT Suit Junior Large Black SFI-1 JS100220

    SKU: PYRJS100220
    Product information
    • Weight2.2 lbs
    • Dimensions16.4 × 14.45 × 3.35 in
    • Size

      Youth Large

    • Sfi Rating

      3.2A/1

    • Material

      Fire Retardant Fabric

    • Color

      Black

    • Quantity

      Each

    Details...
    Original price was: $175.00.Current price is: $159.00.Add to cart
    Original price was: $175.00.Current price is: $159.00.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MOLECULE Wash Kit 16oz MOLMLWK162

    SKU: MOLMLWK162
    Product information
    • Weight2.23 lbs
    • Dimensions9.5 × 5 × 2.5 in
    • Intended Purpose

      Fabric Cleaning Kit

    • Concentrated

      Yes

    • Cleaner

      Yes

    • Spot Cleaner Included

      Yes

    • Spot Cleaner Container

      Spray Bottle

    Details...
    Original price was: $40.19.Current price is: $34.95.Add to cart
    Original price was: $40.19.Current price is: $34.95.
    Quantity Only 4 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    ROLLMASTER-ROMAC BBC Gen-6 Billet Roller Timing Set CS2090

    SKU: ROLCS2090
    Product information
    • Weight3.6 lbs
    • Dimensions10.2 × 7 × 1.5 in
    • Quantity

      Kit

    • Product Line

      Red Series

    • Chain Included

      Yes

    • Chain A Style

      Roller

    • Chain A Rows

      Double

    Details...
    Original price was: $177.00.Current price is: $160.48.Add to cart
    Original price was: $177.00.Current price is: $160.48.
    Quantity Only 9 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MCGARD Splinedrive Installation Tool 22mm Hex 65302

    SKU: MCG65302
    Product information
    • Weight0.4 lbs
    • Dimensions7.05 × 3.2 × 1.3 in
    • UPC Code

      83509653021

    • Brand

    • Condition

    • Type

    • Manufacturer Part Number

      65302

    Details...
    Original price was: $27.38.Current price is: $24.89.Add to cart
    Original price was: $27.38.Current price is: $24.89.Add to wishlist
  • Add to wishlist
    Sale
    Placeholder
    Add to wishlist

    LOKAR Sniper 2 Throttle Kickdown Bracket TCB-40HS2

    SKU: LOKTCB-40HS2
    Product information
    • Weight0.26 lbs
    • Dimensions7.75 × 5.88 × 1.75 in
    • Quantity

      Kit

    • Variant

      Yes

    • Variant Group

      AutomaticTransmissionKickdowns21

    • Variant Column

      Color,Finish

    • Material

      Aluminum

    Details...
    Original price was: $139.65.Current price is: $126.95.Add to cart
    Original price was: $139.65.Current price is: $126.95.
    Quantity Only 4 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    KYB SHOCKS Shock/Strut Each SR4077

    SKU: KYBSR4077
    Product information
    • Weight34 lbs
    • Dimensions29.75 × 9.5 × 7.75 in
    • Product Line

      Strut-Plus

    • Internal Design

      Twintube

    • Gas/Hydraulic

      Gas

    • Front/Rear

      Front

    • Hardware Included

      Yes

    Details...
    Original price was: $266.24.Current price is: $242.04.Add to cart
    Original price was: $266.24.Current price is: $242.04.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HUSKY LINERS Cargo Liner 25611

    SKU: HSK25611
    Product information
    • Weight8.83 lbs
    • Dimensions55 × 24 × 4 in
    • Product Line

      WeatherBeater

    • Application Specific

      Yes

    • Textured

      Lines

    • Material

      Plastic

    • Color

      Black

    Details...
    Original price was: $132.00.Current price is: $119.99.Add to cart
    Original price was: $132.00.Current price is: $119.99.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

    GRANT Mopar Black Horn Button 5790

    SKU: GRT5790
    Product information
    • Weight0.165 lbs
    • Dimensions4.2 × 4.1 × 2.25 in
    • Style

      Cap

    • Logo

      Mopar Logo

    • Logo Color

      Black / Blue / White

    • Intended Steering Wheel

      Classic / Challenger

    • Material

      Steel

    Details...
    Original price was: $20.46.Current price is: $18.60.Add to cart
    Original price was: $20.46.Current price is: $18.60.
    Quantity Only 7 left in stock!
    -+
    Add to cart
    Add to wishlist

    111