1971 AMC Javelin AMX 401

Pony car powered by AMC 401 V-8.

1971 AMC Javelin AMX 401 in Mustard Yellow; exact-model exterior context, not individual-car proof.

Build pathway Factory Javelin AMX performance package, not a dealer conversion and not the earlier two-seat AMX body

Engine 401-cubic-inch AMC V-8 rated at 330 hp gross for 1971

Body Second-generation Javelin hardtop with AMX performance identity

Proof boundary Verify AMX package, 401 evidence, transmission, axle, Go Package hardware, paint/stripe, and interior per car

Story

1971 AMC Javelin AMX 401

The 1971 Javelin AMX 401 is the point where AMC's AMX name became the high-performance identity for the redesigned Javelin rather than the earlier two-seat AMX body. The 401-cubic-inch AMC V-8, AMX package equipment, Go Package context, cowl-induction hood, stripes, spoiler, drivetrain choices, and interior options are documented as evidence to verify, not assumptions from badges or restoration choices.

This page is intentionally strict about identity. A real 1971 Javelin AMX 401 should be supported by paperwork, engine evidence, transmission and axle details, and trim/interior evidence before it is treated as a factory 401 AMX example.

**1971 AMC Javelin AMX 401 in Mustard Yellow; exact-model exterior context, not individual-car proof.**CZmarlin via Wikimedia Commons · CC0 / Public domain dedication

Specs

Car type: Pony car
Body: Two-door pony-car hardtop
Engine: 401 CID AMC V-8 with four-barrel carburetion and 1971 330 hp gross rating
Horsepower: 330 hp gross published 1971 401 rating
Torque: 430 lb-ft gross rating commonly reported for the 401 branch
Carburetion: Four-barrel carburetor

Equipment

Second-generation Javelin AMX performance package, not the earlier two-seat AMX body
401 CID AMC V-8 as the top 1971 Javelin/AMX engine branch
Borg-Warner T10 four-speed manual or Shift-Command automatic depending on build
Twin-Grip limited-slip and axle-ratio claims require tag or documentation support
Go Package context with power front discs, handling/cooling equipment, and performance tire/wheel context
Cowl-induction hood, AMX badging, stripes, rear spoiler, and blackout details should be verified per car
Pierre Cardin interior is a notable Javelin option but not proof of 401 drivetrain identity

Linked Parts

Price history

Values

Nominal dollars from original price sheets, auction archives, and approved value references.

Original Price

Base MSRP $3,071

1971 AMC Javelin SST base MSRP reference (1971)
Public summary reference; verify AMX and 401 option pricing against factory order materials before using for pricing analysis.
AMC Javelin

Values move with paperwork, originality, options, condition, venue, and body style. High bids and guide values are labeled separately from completed sales.

Reference records

Options, Colors & Components

Source-backed details for trim, chassis, production, and authenticity.

Transmission

Factory transmission Borg-Warner T10 four-speed manual
Factory transmission Shift-Command three-speed automatic transmission

Options

1971 Javelin AMX 401 engine reference.Classic Muscle · Reference illustration

AMX Javelin AMX package factory · performance · For 1971 the AMX name moved to the top performance version of the Javelin rather than a separate two-seat body.
401 401 CID 4-barrel V-8 optional · performance · The 401 was the high-output 1971 Javelin AMX branch and is the subject of this page.
Go Package 1971 Javelin AMX Go Package optional · performance · Go Package claims should connect brakes, handling/cooling, differential, tires/wheels, and engine/transmission evidence rather than appearance alone.
Pierre Cardin Pierre Cardin designer interior optional · interior · Cardin trim is visually distinctive and useful to document, but it is independent of 401 proof.

Paint

**1971 AMC Javelin AMX 401 rear and spoiler/stripe context.**CZmarlin via Wikimedia Commons · CC0 / Public domain dedication

Mustard Yellow factory · solid
Black factory · solid
various 1971 Javelin factory color range factory · unknown

Production

1971 Javelin AMX drivetrain reference.Classic Muscle · Reference illustration

1971 AMC Javelin total total · 26,000 · reported
1971 Javelin 401 reported total by engine · 745 · reported

Authenticity

1971 Javelin AMX suspension and chassis reference.Classic Muscle · Reference illustration

Javelin-based AMX identity 1971 Javelin AMX package, not a 1968-1970 two-seat AMX body · VIN/body evidence, title, door data plate, Javelin body structure, AMX-specific trim · fraud detection
401 engine evidence 1971 401 CID 4-barrel AMC V-8 evidence consistent with a 401 Javelin AMX claim · Engine tag/stamp, block/casting/date evidence, engine bay details, build records, paperwork · numbers matching
Go Package hardware Power front discs, Twin-Grip, handling/cooling, tire/wheel, and drivetrain context when claimed · Brake hardware, axle tag, suspension/cooling parts, tire/wheel evidence, build records · trim correctness
Transmission path Four-speed manual or Shift-Command automatic matching records · Transmission case/tag, shifter, console, linkage, paperwork · date correctness
Paint, stripe, and interior claims Paint, AMX stripe/blackout, spoiler, hood, and Cardin interior claims match tag, photos, or records · Door data plate, original photos, paint layers, upholstery evidence, restoration records · trim correctness

Still Researching

production Public exact AMX/401 trim split needs stronger factory or registry corroboration before being treated as a definitive production figure.

Codes & names