Registry / Bush Stephen Robert / RV-4 / N21WZ

Own N21WZ?

Claim ownership to earn the Verified Owner badge on your reviews and to reply to other pilots' feedback.

+ Submit ownership claim →

We won't display your email publicly.

Helpful: bill of sale, registration certificate, insurance dec page. Names are auto-matched too — many claims auto-verify without a document.

Claims auto-verify when your name matches the FAA registrant. Otherwise an admin reviews — usually within 1 business day.

N21WZ V

Bush Stephen Robert RV-4 · 2000 · Salida, CO

FAA Registry ↗ FlightAware ↗ FlightRadar24 ↗ ADS-B Globe ↗

This aircraft — FAA registration facts

N21WZ is a 2000 Bush Stephen Robert RV-4 (serial 2637), registered to Plumb Ray A (individual) in Salida, CO. Its FAA registration is recorded as v and expires April 2032; the airworthiness certificate dates from November 2000 (25 years ago). It carries a Lycoming AEIO-320 SER engine rated at 160 hp. Its Mode-S transponder broadcasts the ICAO 24-bit address A1B935. Plumb Ray A holds 4 aircraft on the registry.

Registered owner
Plumb Ray A
Owner type
Individual
Based in
Salida, CO
Serial number
2637
Year built
2000 · 26 yrs old
Airworthiness class
42
FAA status
V
Mode-S / ICAO24
A1B935 · 50334465 octal
Certificate issued
Apr 8, 2025
Airworthiness date
Nov 15, 2000
Last FAA activity
Apr 8, 2025
Registration expires
Apr 30, 2032
FAA region
S

Source: FAA aircraft registry (public record). Community reviews and photos below.

Engine on this aircraft

Engine
Lycoming AEIO-320 SER
Engine type
Reciprocating (Piston)
Rated power
160 hp
Power per seat
80 hp
FAA engine code
41500

Source: FAA engine reference (ENGINE.txt), matched on this registration's engine code.

Community facts about N21WZ

Reported by pilots, owners and enthusiasts — community-reported and admin-checked before they publish. Always verify anything important against the aircraft's records.

Add a fact about N21WZ

Your email is used only to notify you about your submission — it's never shown publicly.

Pilot & Owner Reviews

Be the first to share what you know about N21WZ.

Share your experience with N21WZ

Help other pilots, buyers and curious aviators. Reviews appear after a quick admin check.

+ Add detailed ratings (optional)
About your time with N21WZ (specific to this airplane — helps other pilots)
Would you fly this airplane again?
Recommended for (pick any)

20–2,000 characters

We won't display your email publicly.

No reviews yet — be the first.

Pilot & Owner Reviews

Own N21WZ? Claim ownership to earn the Verified Owner badge on your reviews and to reply to other pilots' feedback.

Flight history & live tracking

ICAO24: a1b935
Track N21WZ on external services
FlightAware FlightRadar24 ADS-B Exchange Globe ADS-B.lol Globe FAA Registry
No flight data on file yet for N21WZ.
Queries adsb.lol — works only if N21WZ is broadcasting ADS-B right now. Daily sweep at 04:43 MST · external trackers above for guaranteed live data.
📸 Upload a photo of N21WZ

We won't display your email publicly.

Up to 10 photos per aircraft per uploader. Photos appear after admin approval.

Aircraft Type — ACFTREF 056044U

Bush Stephen Robert RV-4
Engines: 1
Type: piston
Seats: 2
Category: Standard

Engine — CODE 41500

Manufacturer: Lycoming
Model: AEIO-320 SER
Type: Reciprocating (Piston)
Horsepower: 160 HP

FAA Registration Record

N-Number: N21WZ
Serial Number: 2637
Year Manufactured: 2000
ACFTREF Code: 056044U
Engine Code: 41500
Status: V (V)
Certification: 42
Type Aircraft: Fixed Wing Single Engine (4)
Type Engine: Reciprocating (Piston) (1)
Source: master

Transponder / ADS-B

Mode S (octal): 50334465
ICAO 24-bit (hex): A1B935
ADS-B Exchange ↗ | FlightAware ↗

Registrant

Plumb Ray A
Individual
View all 4 aircraft registered to this owner →
12163 Saddle Ridge Ln
Salida, CO, 812019609
FAA Region: S

Key Dates

Certificate Issued Apr 8, 2025
Airworthiness Nov 15, 2000
Expiration Apr 30, 2032
Last Activity Apr 8, 2025
Data as of Sep 7, 2026

Calculate Performance

Calculate density altitude, takeoff roll, and climb performance for a Bush Stephen Robert RV-4 at any airport.

Airport Performance Calculator

Pre-filled with RV-4 performance data

Need to ferry this aircraft?

FerryFlight connects you with experienced ferry pilots for domestic and international delivery flights.

Get a Quote