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

    K AND N ENGINEERING Charge Pipe Kit 77-1018TWR

    SKU: KNE77-1018TWR
    Product information
    Details...
    Original price was: $235.00.Current price is: $212.99.Add to cart
    Original price was: $235.00.Current price is: $212.99.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PEM Premium Quick Change Gears 65009

    SKU: PEM65009
    Product information
    • Weight5.2 lbs
    • Dimensions8.4 × 4.9 × 1.7 in
    • Product Line

      Premium

    • Spline

      10

    • Set Number

      9

    • Gear 1 Tooth Count

      19

    • Gear 2 Tooth Count

      23

    Details...
    Original price was: $176.21.Current price is: $160.19.Add to cart
    Original price was: $176.21.Current price is: $160.19.
    Quantity Only 7 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MSD IGNITION Street Fire Spark Plug Wire Set 5530

    SKU: MSD5530
    Product information
    • Weight1.62 lbs
    • Dimensions10.3 × 7.2 × 3.75 in
    • Product Line

      Street Fire

    • Assembled

      Yes

    • Rfi Supression

      Yes

    • Conductor Style

      Spiral Core

    • Distributor Terminal End Type

      Socket

    Details...
    Original price was: $90.00.Current price is: $81.05.Add to cart
    Original price was: $90.00.Current price is: $81.05.
    Quantity Only 7 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MSD IGNITION Wire Harness LS 58x/4x Front Cam Sensor 2278

    SKU: MSD2278
    Product information
    • Weight0.335 lbs
    • Dimensions7.9 × 6.05 × 2.25 in
    • Quantity

      Each

    • Harness End 1

      MSD 6LS Ignition Box

    • Harness End 2

      Cam Sensor Plug

    • Harness Purpose

      Adapter

    • Loom / Sleeve Included

      Yes

    Details...
    Original price was: $60.00.Current price is: $54.05.Add to cart
    Original price was: $60.00.Current price is: $54.05.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MOROSO 74140 Replacement Caps 97545

    SKU: MOR97545
    Product information
    • Weight0.1 lbs
    • Dimensions7.2 × 5.4 × 1.55 in
    • Material

      Rubber

    • Quantity

      Kit

    • Finish

      Natural

    • Component Cover

      Battery

    • Top Post / Side Pose

      Top Post

    Details...
    Original price was: $29.89.Current price is: $25.99.Add to cart
    Original price was: $29.89.Current price is: $25.99.
    Quantity Only 6 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MOROSO Battery Cable Disconnect Switch side post 74104

    SKU: MOR74104
    Product information
    • Weight0.395 lbs
    • Dimensions7.2 × 5.4 × 1.6 in
    • Quantity

      Each

    • Material

      Steel

    • Color

      Bronze

    • Finish

      Natural

    • Activation Method

      Rotary

    Details...
    Original price was: $34.49.Current price is: $29.99.Add to cart
    Original price was: $34.49.Current price is: $29.99.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    KYB SHOCKS Shock/Strut Each 565128

    SKU: KYB565128
    Product information
    • Weight6.5 lbs
    • Dimensions27.6 × 4.75 × 4.75 in
    • Product Line

      MonoMax

    • Internal Design

      Monotube

    • Gas/Hydraulic

      Gas

    • Rear Shock Upper Mount

      Bushed Eyelet

    • Rear Shock Lower Mount

      Bushed Eyelet

    Details...
    Original price was: $162.59.Current price is: $147.81.Add to cart
    Original price was: $162.59.Current price is: $147.81.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    U-B MACHINE Shock & Rigidity Bar Mount 35-3160

    SKU: UBM35-3160
    Product information
    • Weight0.25 lbs
    • Dimensions4.8 × 2.35 × 0.3 in
    • Front / Rear

      Front, Rear

    • Driver / Passenger Side

      Driver, Passenger

    • Upper / Lower

      Upper

    • Mounting Style

      Weld On

    • Flat / Tube Mount

      Tube

    Details...
    Original price was: $5.34.Current price is: $4.85.Add to cart
    Original price was: $5.34.Current price is: $4.85.
    Quantity Only 5 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HOWE Tie Rod End 23270

    SKU: HOW23270
    Product information
    • Weight0.895 lbs
    • Dimensions6.5 × 4.45 × 1.75 in
    • Quantity

      Each

    • Material

      Steel

    • Color

      Black

    • Finish

      Paint

    • Driver/Passenger Side

      Driver Side, Passenger Side

    Details...
    Original price was: $133.22.Current price is: $121.11.Add to cart
    Original price was: $133.22.Current price is: $121.11.
    Quantity Only 4 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    WILLYS CARB Carburetor E85 Equalizer GM 604 Crate 66043EQ

    SKU: WCD66043EQ
    Product information
    Details...
    Original price was: $1,920.49.Current price is: $1,669.99.Add to cart
    Original price was: $1,920.49.Current price is: $1,669.99.Add to wishlist

    81