2017 BAC Mono 2.5 Widebody

KEY FACTS

• A highly focused single-seat, road-legal track car, the BAC Mono 2.5 Widebody delivers one of the purest modern driving experiences, combining lightweight construction with race-inspired engineering.
• It is powered by a naturally aspirated 2.5-litre inline-four producing drive to the rear wheels through a six-speed sequential manual gearbox.
• First registered in May 2017, this example has been with the seller and the third owner since new for two years.
• The odometer indicates 2,750 miles, which the seller believes to be the genuine total.

EQUIPMENT AND FEATURES

• This example is the desirable Mono 2.5 Widebody variant, offering the wider bodywork and enhanced performance specification developed by Briggs Automotive Company.
• This example is finished in an appealing shade of blue with contrasting yellow racing stripes and mirror accents, as well as carbon-fibre trim components, over a black leather and Alcantara-trimmed interior, featuring yellow stitching and an embroidered ‘M’ logo on the headrest.
• It rides on a set of 17-inch BAC Dymag lightweight twin five-spoke split-rim alloy wheels finished in satin-black with carbon-fibre barrels, framing AP Racing brake callipers, and fitted with Kumho Ecsta tyres.
• Equipment includes LED headlights, a quick-release Alcantara-trimmed steering wheel with digital display and button controls, a Mono-branded Willans harness, manually adjustable seat bolstering, adjustable traction control, brake bias adjustment, Mono R side mirrors, a kill switch, and the rare 50/50 exhaust system, which the seller notes was fitted to only six Mono models.
• The car is protected by full paint protection film (PPF).
• The seller states that the sale also includes a spare set of lightweight O.Z Racing alloy wheels fitted with slick tyres.
• Accompanying the car are the V5C registration document, service invoices, two key fobs, and the ignition key.

CONDITION

• Please refer to the photo gallery to assess the exterior and interior condition.
• MOT test history is shown via the button in the listing overview.

SERVICE HISTORY

• The last maintenance was completed by BAC in June 2026, comprising an engine oil and filter service, gearbox oil replacement, and brake fluid change.
• Before that, the car was serviced in April 2024 by BAC, which included an engine oil and filter change, a gearbox inspection, and the gearbox oil being changed.
• During the current ownership, additional factory work has included body removal and refit, the installation of new FEAD idler and Mono R alternator brackets, a fuel breather take-off kit, brake bias cable, immobiliser programming with two-button fob, BCU connection repair via Simtek, geometry setup with camber and wishbone pickup shims, pedal position adjustment, rear wing repair, front-left light repair, and installation of an S5 4G global tracker.

Dates and Mileages:

• Sep 2017 – 500 miles – BAC
• Dec 2020 – 657 miles – BAC
• May 2023 – 1,197 miles – BAC
• April 2024 – 1,500 miles – BAC
• June 2026 – 2,600 miles – BAC

SUMMARY

The BAC Mono has earned a formidable reputation as one of the most focused road-legal performance cars of the modern era, blending featherweight construction with uncompromising motorsport engineering and remarkable driver engagement. This factory-maintained Mono 2.5 Widebody is presented with a desirable specification that includes carbon-alloy wheels, the rare 50/50 exhaust system, and a spare set of O.Z Racing wheels. It would make an exciting addition to any collection of modern performance machinery and promises an unforgettable experience, whether enjoyed on the road or during dedicated track events.

Descriptions are provided by the seller and, to their knowledge, are accurate and not misleading. Buyers must satisfy themselves of the description’s accuracy, and independent research is strongly advised. Enquiries should be raised in the comments section and any inspections arranged before bidding.

Classic and collectible vehicles may have had cosmetic or bodywork repairs that are not visually apparent. Photographs may not accurately reflect colour or condition, so buyers should confirm key details directly with the seller. Unless stated otherwise, you must assume that any cherished, personalised, or heritage vehicle registration is not included in the sale of a car or bike. Please see our Terms and Conditions for full details.

All UK-registered cars and motorbikes on Collecting Cars are run through an online HPI check. On the HPI report, this vehicle shows no insurance database markers for damage or theft, and has no finance owing.