Sell Your Ford

Mustang: from Boss 302 and Mach 1 to GT500 and Dark Horse

The Mustang has seen six official generations since 1964 (and countless restomod and specialty versions). The first generation (1964½-1973) contains some of the most collectable Mustangs ever: Boss 302 (Trans Am homologation, 1969-1970), Boss 429 (NASCAR homologation, 1969-1970, 859 built), Mach 1 Cobra Jet, and the rare 1968 GT500KR Convertible. Later generations (Fox-body SVO and Cobra R, S197 GT500 and BOSS 302, S550 Shelby GT350R and GT500) each have their own collector markets. The current S650 (from 2024) with the limited Dark Horse specification is an emerging modern classic.

On classic markets Mustangs are often sold without context. The gap between an original 1970 Boss 302 with factory build sheet and a later conversion of a comparable Mustang can be many-fold. The auction format brings together collectors who know these details: Marti Report confirmation, factory engine codes, original paint codes (Grabber Blue, Calypso Coral, Mustang Magenta), and specific factory-installed options.

Ford GT and GT40: the sports car heritage

The Ford GT40 (1964-1969) won Le Mans four times in a row (1966-1969) and is one of the most iconic race cars ever built. The Mk II with 7.0 V8 won in 1966 with the famous 1-2-3 finish; only 105 GT40s were produced in total. The modern Ford GT (2004-2006, gen 1) and the Ford GT (2017-2022, gen 2) brought the GT heritage back. The Gen 2 GT with EcoBoost 3.5 V6 twin-turbo and advanced aerodynamics is one of the most sought-after modern supercars; only 1350 built. The limited Heritage Edition specifications (Gulf, '67, etc.) are the most valuable.

For Ford GT sellers, international reach via Octane is essential. These cars have buyers worldwide; Octane brings international collectors together. A Gen 2 GT with factory Heritage Edition specification and low mileage has a strong collector market.

Escort RS, Sierra RS Cosworth, and the European Ford icons

The European Ford heritage is built on British, German, and Belgian rally and touring car traditions. The Escort RS1600 (1968-1974) won numerous rallies with the BDA engine. The RS2000 (1976-1980) was the accessible entry. The Escort RS Cosworth (1992-1996) brought the Cosworth era to the hatchback with the YB engine and 4WD. The Sierra RS Cosworth (1986-1992), especially the RS500 (1987, 500 built), is for many the iconic Cosworth Ford. The Capri (1969-1986), especially the 2.8 Injection and the rare Capri RS3100, represents another era.

For sellers of a Cosworth or Capri, documentation is crucial: factory build documentation, original colour (especially Sierra RS Cosworth in Diamond White or Black, Escort RS Cosworth in Mallard Green or Imperial Blue), and provably no modifications compromising the RS specification. A real Sierra RS500 with factory papers can sell for many times more than a comparable car without confirmation.

Originality and factory documentation

For classic Mustangs, a Marti Report is essential. This document, based on the VIN, confirms original specification including factory colour, engine code, transmission, options, and production volume. For the most sought-after Mustangs (Boss 302, Boss 429, Mach 1 Cobra Jet), a Marti Report is mandatory for authentication. For European Ford RS models, Ford Heritage Centre (formerly Dagenham; now via Ford UK) provides basic data. For the original Ford GT and Ford GT40, factory build sheets via Ford itself or via Ford Heritage are essential.

Engine and mechanicals by model

• Boss 302 (1969-1970): the specific G-code 302 Cleveland with canted-valve cylinder head. Ask about block stamp (G-code), original aluminium intake, and factory build sheet.
• Boss 429 (1969-1970): 429 Cobra Jet with NASCAR homologation cylinder head. A Boss 429 without factory documentation is virtually unsellable to collectors; replicas are common.
• Mach 1 Cobra Jet 428: 428 c.i. with Ram Air pack and Drag Pack option. Document factory engine code (R-code for 428 CJ Drag Pack).
• Sierra RS Cosworth YB engine: Cosworth YBB (1986-1989) and YBJ (1989-1992). For the RS500 specifically: YBD with modified turbo and additional injectors. Document turbo rebuild, head gasket history, and originality of the Cosworth pack.
• Escort RS Cosworth YBT: 2.0 turbo four-cylinder, shared with Sierra Cosworth. Points of attention: turbo rebuild, head gasket, and the 4WD system (especially viscous coupling condition).
• Ford GT Gen 2 EcoBoost: 3.5 V6 twin-turbo with carbon-fibre chassis. Document Ford GT servicing at Multimatic-approved specialists.

Rust and bodywork by model

Classic Mustangs rust in known spots: sills, boot floor, torque boxes, floors around seat mountings, and wheel arches. For Sierra RS Cosworth and Escort RS Cosworth, the A-pillar, sills, and engine bay attachment are critical. For Capri, the wings, A-pillars, and top of the rear wings are notorious rust spots. A Ford with provably professional restoration or original paint is worth far more to collectors. For modern Ford GT and GT350R/GT500, rust is not an issue.

BPM, import, and international buyer reach

For American Mustangs and Ford GTs registered in the Netherlands, BPM status is essential. Classic Mustangs older than 40 years fall under 'oldtimer' status with BPM exemption. For younger models (Ford GT from 2004, S550 Mustang from 2015), BPM must have been paid on import. Document this clearly. For European Ford RS models, BPM has long been paid; these cars have excellent international sales prospects via Octane. A Sierra RS500 with proven originality sells more strongly in Germany or the UK than within the Netherlands alone.