diff --git a/doc/api/buffer.md b/doc/api/buffer.md
index bd6057f39999ec5..0db0a4557156e10 100644
--- a/doc/api/buffer.md
+++ b/doc/api/buffer.md
@@ -785,7 +785,7 @@ initialized*. The contents of the newly created `Buffer` are unknown and
 such `Buffer` instances with zeroes.
 
 When using [`Buffer.allocUnsafe()`][] to allocate new `Buffer` instances,
-allocations under 4KB are sliced from a single pre-allocated `Buffer`. This
+allocations under 4 KB are sliced from a single pre-allocated `Buffer`. This
 allows applications to avoid the garbage collection overhead of creating many
 individually allocated `Buffer` instances. This approach improves both
 performance and memory usage by eliminating the need to track and clean up as
@@ -5031,9 +5031,9 @@ changes:
 
 * {integer} The largest size allowed for a single `Buffer` instance.
 
-On 32-bit architectures, this value currently is 2<sup>30</sup> - 1 (~1GB).
+On 32-bit architectures, this value currently is 2<sup>30</sup> - 1 (~1 GB).
 
-On 64-bit architectures, this value currently is 2<sup>32</sup> (~4GB).
+On 64-bit architectures, this value currently is 2<sup>32</sup> (~4 GB).
 
 It reflects [`v8::TypedArray::kMaxLength`][] under the hood.
 
diff --git a/doc/api/cli.md b/doc/api/cli.md
index f4f0ed4e98b971c..1a2d444898d9ccf 100644
--- a/doc/api/cli.md
+++ b/doc/api/cli.md
@@ -586,10 +586,10 @@ added:
 changes:
   - version: v13.13.0
     pr-url: https://github.com/nodejs/node/pull/32520
-    description: Change maximum default size of HTTP headers from 8KB to 16KB.
+    description: Change maximum default size of HTTP headers from 8 KB to 16 KB.
 -->
 
-Specify the maximum size, in bytes, of HTTP headers. Defaults to 16KB.
+Specify the maximum size, in bytes, of HTTP headers. Defaults to 16 KB.
 
 ### `--napi-modules`
 <!-- YAML
@@ -1760,8 +1760,8 @@ Sets the max memory size of V8's old memory section. As memory
 consumption approaches the limit, V8 will spend more time on
 garbage collection in an effort to free unused memory.
 
-On a machine with 2GB of memory, consider setting this to
-1536 (1.5GB) to leave some memory for other uses and avoid swapping.
+On a machine with 2 GB of memory, consider setting this to
+1536 (1.5 GB) to leave some memory for other uses and avoid swapping.
 
 ```console
 $ node --max-old-space-size=1536 index.js
diff --git a/doc/api/errors.md b/doc/api/errors.md
index d7df19cf7f0caa0..140dad7c86d5bae 100644
--- a/doc/api/errors.md
+++ b/doc/api/errors.md
@@ -2456,11 +2456,11 @@ changes:
      - v10.15.0
     commit: 186035243fad247e3955f
     pr-url: https://github.com/nodejs-private/node-private/pull/143
-    description: Max header size in `http_parser` was set to 8KB.
+    description: Max header size in `http_parser` was set to 8 KB.
 -->
 
 Too much HTTP header data was received. In order to protect against malicious or
-malconfigured clients, if more than 8KB of HTTP header data is received then
+malconfigured clients, if more than 8 KB of HTTP header data is received then
 HTTP parsing will abort without a request or response object being created, and
 an `Error` with this code will be emitted.
 
diff --git a/doc/api/fs.md b/doc/api/fs.md
index ab5d7f08e1082f5..fb710b8c84f939f 100644
--- a/doc/api/fs.md
+++ b/doc/api/fs.md
@@ -2966,8 +2966,8 @@ to read a complete file into memory.
 The additional read overhead can vary broadly on different systems and depends
 on the type of file being read. If the file type is not a regular file (a pipe
 for instance) and Node.js is unable to determine an actual file size, each read
-operation will load on 64kb of data. For regular files, each read will process
-512kb of data.
+operation will load on 64 KB of data. For regular files, each read will process
+512 KB of data.
 
 For applications that require as-fast-as-possible reading of file contents, it
 is better to use `fs.read()` directly and for application code to manage
diff --git a/doc/api/http.md b/doc/api/http.md
index 24a0a92f47e3874..84e98f5ff79d1e9 100644
--- a/doc/api/http.md
+++ b/doc/api/http.md
@@ -2683,7 +2683,7 @@ changes:
   * `maxHeaderSize` {number} Optionally overrides the value of
     [`--max-http-header-size`][] for requests received by this server, i.e.
     the maximum length of request headers in bytes.
-    **Default:** 16384 (16KB).
+    **Default:** 16384 (16 KB).
 * `requestListener` {Function}
 
 * Returns: {http.Server}
@@ -2793,7 +2793,8 @@ added:
 * {number}
 
 Read-only property specifying the maximum allowed size of HTTP headers in bytes.
-Defaults to 8KB. Configurable using the [`--max-http-header-size`][] CLI option.
+Defaults to 8 KB. Configurable using the [`--max-http-header-size`][] CLI
+option.
 
 This can be overridden for servers and client requests by passing the
 `maxHeaderSize` option.
@@ -2861,7 +2862,7 @@ changes:
   * `maxHeaderSize` {number} Optionally overrides the value of
     [`--max-http-header-size`][] for requests received from the server, i.e.
     the maximum length of response headers in bytes.
-    **Default:** 16384 (16KB).
+    **Default:** 16384 (16 KB).
   * `method` {string} A string specifying the HTTP request method. **Default:**
     `'GET'`.
   * `path` {string} Request path. Should include query string if any.
diff --git a/doc/api/stream.md b/doc/api/stream.md
index 603e0407a8c60cf..cc4f2be412f26ae 100644
--- a/doc/api/stream.md
+++ b/doc/api/stream.md
@@ -1511,7 +1511,7 @@ If the loop terminates with a `break`, `return`, or a `throw`, the stream will
 be destroyed. In other terms, iterating over a stream will consume the stream
 fully. The stream will be read in chunks of size equal to the `highWaterMark`
 option. In the code example above, data will be in a single chunk if the file
-has less then 64KB of data because no `highWaterMark` option is provided to
+has less then 64 KB of data because no `highWaterMark` option is provided to
 [`fs.createReadStream()`][].
 
 ##### `readable.iterator([options])`
@@ -2055,7 +2055,7 @@ changes:
 * `options` {Object}
   * `highWaterMark` {number} Buffer level when
     [`stream.write()`][stream-write] starts returning `false`. **Default:**
-    `16384` (16KB), or `16` for `objectMode` streams.
+    `16384` (16 KB), or `16` for `objectMode` streams.
   * `decodeStrings` {boolean} Whether to encode `string`s passed to
     [`stream.write()`][stream-write] to `Buffer`s (with the encoding
     specified in the [`stream.write()`][stream-write] call) before passing
@@ -2418,7 +2418,7 @@ changes:
 * `options` {Object}
   * `highWaterMark` {number} The maximum [number of bytes][hwm-gotcha] to store
     in the internal buffer before ceasing to read from the underlying resource.
-    **Default:** `16384` (16KB), or `16` for `objectMode` streams.
+    **Default:** `16384` (16 KB), or `16` for `objectMode` streams.
   * `encoding` {string} If specified, then buffers will be decoded to
     strings using the specified encoding. **Default:** `null`.
   * `objectMode` {boolean} Whether this stream should behave
diff --git a/doc/guides/investigating_native_memory_leak.md b/doc/guides/investigating_native_memory_leak.md
index 55ba1b1ec3d60b0..3c5664a77812c12 100644
--- a/doc/guides/investigating_native_memory_leak.md
+++ b/doc/guides/investigating_native_memory_leak.md
@@ -92,7 +92,7 @@ operating systems will clean up the memory of the process after the
 shutdown while attempting to free all memory to get a clean
 report may have a negative impact on the code complexity and
 shutdown times. Node.js does a pretty good job only leaving on
-the order of 6KB that are not freed on shutdown.
+the order of 6 KB that are not freed on shutdown.
 
 ## An obvious memory leak
 
@@ -100,7 +100,7 @@ Leaks can be introduced in native addons and the following is a simple
 example leak based on the "Hello world" addon from
 [node-addon-examples](https://github.com/nodejs/node-addon-examples).
 
-In this example, a loop which allocates ~1MB of memory and never frees it
+In this example, a loop which allocates ~1 MB of memory and never frees it
 has been added:
 
 ```cpp
diff --git a/doc/node.1 b/doc/node.1
index a0bbb2b781b7ba0..58c76663c2f42f7 100644
--- a/doc/node.1
+++ b/doc/node.1
@@ -266,7 +266,7 @@ This flag is inherited from V8 and is subject to change upstream. It may
 disappear in a non-semver-major release.
 .
 .It Fl -max-http-header-size Ns = Ns Ar size
-Specify the maximum size of HTTP headers in bytes. Defaults to 16KB.
+Specify the maximum size of HTTP headers in bytes. Defaults to 16 KB.
 .
 .It Fl -napi-modules
 This option is a no-op.