My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

Dorman 43151 1/4 in. NPT Steel Pipe Plug

(Chevrolet Camaro 1980-81, 1990-92, Impala 1980-84, Malibu 1978-83, Caprice 1980-84, El Camino 1978-84, Monte Carlo 1978-84, Cavalier 1990-92 + 37 more models)

Manufacturer

Picture for manufacturer Dorman

Part Number

43151
4 reviews
Sale Price

$4.56

In Stock (10+)

delivery box

Usually delivered within 2 days

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Dorman 43151 is a 1/4 in. NPT steel pipe plug designed to seal threaded pipe openings in automotive, small engine, and general plumbing applications. It delivers a secure, leak-free closure for unused or temporary ports in engine blocks, oil systems, hydraulic lines, and similar threaded fittings.

Key Features:

  • Thread Size: 1/4 in. NPT (National Pipe Taper) — industry-standard tapered thread for a pressure-tight seal
  • Material: High-quality steel construction for strength and corrosion resistance
  • Head Type: Countersunk hex (C.S. Hex) for easy installation and removal with standard tools
  • Engineered to match original equipment specifications for diameter and thread pitch
  • Suitable for sealing oil passages, coolant ports, vacuum ports, and other threaded openings
  • Designed and manufactured to strict engineering quality standards

The Dorman 43151 pipe plug is a reliable, direct-fit solution for blocking off 1/4 in. NPT threaded ports in a wide range of automotive and powersports applications.

Products specifications

Fits

Chevrolet Camaro 1980-81, 1990-92, Impala 1980-84, Malibu 1978-83, Caprice 1980-84, El Camino 1978-84, Monte Carlo 1978-84, Cavalier 1990-92, Lumina 1990-92, Monza 1978-80, Corsica 1990-92, Celebrity 1990, Beretta 1990-92 + 32 more models

Feature - Benefit 1

Available in many different styles including tees, adapters, elbows, couplings, and more.

Feature - Benefit 2

Wide range of thread sizes available

Feature - Benefit 3

Also suitable for a broad variety of industrial and commercial uses

Feature - Benefit 4

Conveniently packaged in a variety of piece counts to assist with both small and large projects

A+shipping was quick, communications were quick

Best prices online! Ordered a JBA performance exhaust and Airaid intake system for my 06 F-150. Was hesitant at first because I never heard of them but ordering was a breeze and saved me over $100 total for two items compared to anywhere else. Had package at my door in about 24 hours and even selected normal UPS ground shipping. Very satisfied and will definitely return!

Autoplicity was plenty cheaper than competitors for the springs I needed. I was shopping around and left the website after beginning a transaction and they sent me a coupon for 25% off shipping if I would return and purchase from them, which was cool. Unfortunately the coupon code didn't change the price and I didn't receive 25% off, but it was still cheaper than others.

So far so good!

Share icon
Return Policy
Returns are easy at Autoplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy