What Swindon Powertrain does

Swindon Powertrain Limited is a UK-based, privately held powertrain manufacturer founded in 1971 and headquartered in Swindon, with a regional office in southern France. The company designs and manufactures both internal combustion engine components and electric vehicle powertrain systems, serving motorsport, high-performance OEM, and classic-car electrification customers. Core capabilities span ICE engine design and analysis, high-voltage EV system design and packaging, bespoke wiring harness and electro-mechanical assembly, testing in dedicated test cells, and full vehicle integration, supported by IPC-certified technicians and high-voltage operators under an ISO 9001:2015 quality system.

Its product portfolio includes proprietary items such as the HPD-E 128 IPM electric drive unit (128 kW peak, 97% max motor efficiency) and the 24-valve cylinder head kit for Porsche M64 engines, alongside a webshop catalog of EV components (onboard chargers, throttle pedals, FNR switches, speed sensors, speedometers), Porsche performance parts (crankshafts, pistons, throttle body kits, titanium connecting rods), and authorized reseller lines for Bosch Motorsport, MoTeC, and HPD. Revenue is generated through one-time product sales (unit-priced webshop items with deposit-based terms for large custom builds), multi-year exclusive engine supply contracts (BTCC TOCA for over a decade; five-year Walkinshaw TWG Racing Supercars program), bespoke engineering services, and EV conversion partnerships (Hemmels for Mercedes Pagoda electrification; Classic Mini Electrification Kit).

Distribution combines a global multi-currency e-commerce webshop with an affiliate program for direct-to-consumer and small-business sales, alongside direct engineering sales for enterprise OEM and motorsport contracts. Pricing is predominantly quote-based for high-value custom products (e.g., £37,737 ex VAT for the 24V M64 cylinder head kit, £12,000 ex VAT for titanium connecting rods) with a 50% deposit structure standard for large custom orders, while standard components and reseller products carry fixed list prices in GBP or EUR.

Name

Swindon Powertrain

Legal name

Swindon Powertrain Limited

Website

https://swindonpowertrain.com

Company type

Private

Founded year

1971

Operating status

Operating

Headcount range

11–50 employees

Short description

Swindon Powertrain is a UK-based manufacturer of high-performance ICE and EV powertrain components and systems, serving motorsport teams (BTCC, Supercars), high-performance OEMs, and classic-car electrification customers through bespoke engineering, multi-year engine supply contracts, and a global webshop.

Ownership category

akta.pro rank

Product category

Automotive Powertrain Manufacturing

NAICS

Engine, Turbine, and Power Transmission Equipment Manufacturing (3336), Motor Vehicle Gasoline Engine and Engine Parts Manufacturing (336310), Motor Vehicle Transmission and Power Train Parts Manufacturing (33635)

SIC

Engines & Turbines (3510), Electronic & Other Electrical Equipment (No Computer Equip) (3600)

akta.pro primary industry

Engine Components & Subsystems Manufacturing (Blocks/Heads/Valvetrain/Pistons) (IMACAHAB)

akta.pro secondary industries

Transmission & Transaxle Manufacturing (Manual/Automatic/DCT/CVT) (IMACAHAE), Internal Combustion Engine (ICE) Manufacturing (Gasoline/Diesel) (IMACAHAA), Passenger Vehicle Transmission & Drivetrain Systems Manufacturing (ICE) (IMACAAAG)

Keywords

• Powertrain component manufacturing
• Electric vehicle conversions
• Motorsport engine supply
• High performance engine components
• Automotive engineering services

Headquarters

HQ city

Swindon

HQ country

United Kingdom

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Operations, Technology or R&D, Supply Chain, Infrastructure, Marketing or Sales

Revenue model

1. Powertrain Component Manufacturing: Manufacture and sale of powertrain components including crankshafts, cylinder heads, throttle bodies, pistons, connecting rods, and EV hardware (inverters, sensors, throttle pedals, speedometer assemblies). Revenue is generated through one-time product sales with per-unit pricing. High-value items (e.g., 24V M64 Cylinder Head Kit at £37,737) and EV drivetrains for classic car conversions represent significant revenue streams.
2. Electric Powertrain Systems (New Build & Conversions): Sale of complete electric powertrain systems for new vehicle builds as well as EV conversion kits. The flagship product is the Classic Mini Electrification Kit (HPD-E 128 motor/transmission system with subframe) sold with optional accessories. Revenue is one-time product sale with optional add-ons (controllers, chargers, speed sensors).
3. Design, Simulation & Engineering Services: Bespoke engineering services including cutting-edge design and simulation work for propulsion applications, full vehicle integration, and final build/assembly services. Supports motorsport programs and OEM limited-edition high-performance road car projects from crankshaft design to complete cylinder heads.
4. Motorsport Engine Supply Programs: Long-term exclusive engine supply programs such as the BTCC TOCA race engine (over a decade as exclusive supplier) and the Walkinshaw TWG Racing 5-year program developing Toyota 2UR-GSE V8 engines for the 2026 Repco Supercars Championship. These multi-year contracts provide predictable revenue from development, supply, and support services.
5. Bosch Motorsport & Third-Party Product Resale: Resale of Bosch Motorsport products (ABS systems, ECUs, fuel injectors, sensors, displays, telemetry), MoTeC electronics, and Motul oils/fluids through the Swindon Powertrain webshop. Revenue is generated through product mark-up on third-party parts, with pricing in GBP including VAT.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels4 records

Core offering

Swindon Powertrain designs, manufactures, and supplies high-performance powertrain components and systems for the motorsport and automotive industries. Core offerings include proprietary EV powertrain kits (such as the Classic Mini Electrification Kit using the HPD-E 128 drive unit), high-performance ICE upgrade components for engines such as the Porsche M64, and bespoke engineering services spanning design, simulation, mechanical and electrical manufacturing, testing, and sub-assembly. The company also distributes third-party brands such as Bosch Motorsport, MoTeC, and HPD powertrain systems through its webshop.

Product overview

Swindon Powertrain is a UK-based manufacturer and supplier of high-tech powertrain solutions serving the motorsport and electric vehicle industries. The company offers a diverse portfolio comprising proprietary electric powertrain systems (including the Classic Mini Electrification Kit), precision-engineered components for Porsche M64 engines (24V cylinder head kits, throttle bodies, crankshafts, pistons), and reseller relationships with major brands (Bosch Motorsport, MoTeC, HPD). The product line is complemented by EV-specific components (chargers, sensors, throttle pedals, speedometers) and supported by comprehensive engineering services including design & simulation, mechanical manufacturing, electrical manufacturing, testing, and sub-assembly. The company serves multiple sectors including racing, automotive, marine, aviation, and general power applications.

Differentiator

Problem solved

Functional benefit

Brands

• HPD (HPD Powertrain Systems): Electric powertrain systems brand offering EV components and conversion kits
• SWIND

Products and services

• Classic Mini Electrification Kit Purpose-designed vehicle electrification conversion kit for Classic Minis comprising HPD-E 128 motor and transmission system, output shafts and bespoke subframe. Features an Interior Permanent Magnet (IPM) motor with 128kW peak power (at 10,300 rpm), 80kW continuous power, 136Nm max motor torque, 97% max motor efficiency, single-speed helical gear transmission with 6.332 ratio, and 861 Nm max nominal output torque.
• 24V M64 Cylinder Head Kit for Porsche 24-valve cylinder head kit engineered by Swindon Powertrain for Porsche M64 air-cooled engines, providing notable increases in power and torque. Compatible with complementary performance components including six throttle bodies with fly-by-wire, piston sets, piston and liner sets, titanium connecting rods, cylinder head stud kits, and a carbon fan shroud. Price: £37,737.00 ex VAT.
• GT3+ 4.0 Crankshaft Billet-machined EN40B crankshaft evolved from the OEM GT3 4.0 design with improved rigidity for higher RPM capability. Manufactured in-house at Swindon. Price: £7,200.00 ex VAT.
• 24V Six Throttle Bodies Kit with Fly-by-Wire Bespoke six throttle bodies kit designed to fit directly onto the 24V M64 cylinder head kit. Features fly-by-wire electronic throttle control. Price: £7,344.00 ex VAT.
• EV Onboard Charger and DC-DC Converter Combined EV onboard charger (6.6 kW) and DC-DC converter (1.5 kW) unit designed to enable full vehicle electrification. Price: £3,053.99 ex VAT.
• Titanium Connecting Rod Set - 24V 4.0 Set of titanium connecting rods designed to provide maximum engine RPM capability. Price: £12,000.00 ex VAT.
• Bosch Motorsport Product Catalogue Authorized dealership and distribution of the full Bosch Motorsport catalogue through the Swindon Powertrain webshop, including ABS systems, data loggers, displays, engine control units, fuel injectors, fuel pumps, ignition systems, power boxes, sensors, telemetry, throttle bodies, and wiper motors for the racing industry.
• MoTeC Electronics Distribution Distribution of MoTeC products including compact satellite displays, fully featured replacement ECUs, and the M130 engine control unit built on M1 technology, available through the Swindon Powertrain webshop.
• HPD Powertrain Systems Distribution Distribution of Honda Performance Development (HPD) powertrain systems for motorsport applications, integrated by Swindon Powertrain into EV conversion kits including the HPD-E 128 motor used in the Classic Mini Electrification Kit.
• Design and Simulation Engineering Services Engineering services leveraging topflight motorsport experience to deliver cutting-edge design and simulation work across a wide spectrum of propulsion applications, from design and packaging of high-voltage EV systems to full internal combustion engine design and analysis.
• Mechanical Manufacturing Services Mechanical manufacturing services leveraging 50+ years of experience and dedicated machine operators and CAM engineers to produce powertrain components from reverse-engineered crankshafts to high-performance cylinder heads, delivered to specification.
• Electrical Manufacturing Services Design and manufacture of high-quality customised wiring harnesses, electro-mechanical assemblies and bespoke build-to-prints, delivered by certified IPC technicians and high-voltage operators. Includes full vehicle integration capability.
• Powertrain Testing Services Comprehensive testing services delivered through dedicated test cells equipped for internal combustion engines and electric propulsion systems, covering single components through to full powertrains to help clients develop higher performing, safer and more durable solutions.
• Sub-Assembly and Final Build Services Final build and sub-assembly services for the motorsport industry, including assembly of cutting-edge engines and installation of electric powertrains into customer vehicles for road and competition use.

Quantifiable outcome

• 600bhp from adapted Toyota 2UR-GSE 5.2L V8 for Repco Supercars Championship, balancing performance with durability under 12,000+ km annual track running
• +2 more outcomes

Named customers4 records

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Seven partnerships are on record, tiered flagship, core and minor.

• Walkinshaw TWG RacingflagshipStrategic or Co-development Partner · 5 February 2026Swindon Powertrain was appointed official engine partner for Walkinshaw TWG Racing, the homologation team for Toyota's entry into the 2026 Repco Supercars Championship. The company is adapting Toyota's 2UR-GSE V8 engine to a 5.2L version for the GEN3 Toyota GR Supra, targeting 600bhp. This is a five-year program with final assembly and servicing by Walkinshaw TWG Racing in Clayton, Victoria, expected to place at least five Toyota-powered cars on the grid in 2026.
• HemmelscoreStrategic or Co-development PartnerSwindon Powertrain is the official electric powertrain technology supplier to Hemmels, a leading specialist in Mercedes Pagodas. The partnership enables classic Mercedes Pagoda vehicles to be electrified with cutting-edge engineering while preserving their timeless vintage allure.
• BTCC (BTCC TOCA / Series Organisers)flagshipStrategic or Co-development PartnerSwindon Powertrain has been carrying out the development, supply, and support of a cost-efficient direct injection turbocharged unbranded race engine for the British Touring Car Championship (BTCC) and has been appointed as an exclusive supplier for more than a decade.
• Bosch MotorsportcoreChannel Partner/ Reseller/ DistributorSwindon Powertrain operates as a partner, supplier, and sponsor of Bosch Motorsport, distributing the full catalogue of Bosch Motorsport products including ABS systems, ECUs, fuel injectors, fuel pumps, sensors, displays, throttle bodies, telemetry, and communication equipment through its webshop. Bosch Motorsport has a 120-year history with numerous legendary victories.
• MoTeCcoreChannel Partner/ Reseller/ DistributorSwindon Powertrain distributes MoTeC products including the M1 technology-based M130 engine control unit and related electronics through its webshop. MoTeC designs and manufactures world-leading products from compact satellite displays to fully featured replacement ECUs.
• HPD (Honda Performance Development)coreTechnology or IntegrationSwindon Powertrain integrates HPD (Honda Performance Development) powertrain systems into its EV conversion kits and product offerings, including the HPD-E 128 motor used in the Classic Mini Electrification Kit. HPD Powertrain Systems products are distributed through the Swindon Powertrain webshop.
• CQS (Certified Quality Systems) LimitedminorOthersCQS (Certified Quality Systems) Limited assessed and approved Swindon Powertrain Limited to BS EN ISO 9001:2015, the company's quality management system standard. Certificate valid until 30 March 2028.

Scale indicators3 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Cosworth: UK-based high-performance engine designer and manufacturer with deep motorsport roots (Formula 1, IndyCar, rally) and an expanding EV/hybrid powertrain business. Closely comparable to Swindon in combining bespoke ICE engine supply with electric drive unit development.
• Piper Cams: UK manufacturer of high-performance camshafts and valvetrain components for motorsport and road car applications. Comparable to Swindon's high-performance engine component business (cylinder heads, valves, valvetrain kits) on the ICE side.
• Delta Motorsport: UK-based EV powertrain and vehicle integration specialist serving motorsport, defence, and niche automotive programs. Comparable to Swindon's EV powertrain integration, sub-assembly, and high-voltage electrical manufacturing capabilities.
• Mountune: UK-based performance engine specialist focused on Ford platforms, supplying tuned engines, components, and engine build services to motorsport and road car customers. Comparable to Swindon's high-performance component manufacturing (cylinder heads, crankshafts, engine kits) for enthusiast/OEM channels.
• Everrati: UK-based classic and iconic car EV conversion specialist (e.g., Porsche 911, Land Rover Series, GT40). Direct competitor in the premium classic-car electrification niche served by Swindon's Hemmels partnership and Classic Mini kit.
• MAHLE Powertrain: Powertrain engineering services and prototype manufacturing business covering ICE, hybrid, and EV development, including motorsport-adjacent programs. Comparable to Swindon as a full-service powertrain design, simulation, and build partner serving OEM and niche performance customers.
• Xtrac: UK transmission and drivetrain manufacturer serving top-tier motorsport (F1, WEC, BTCC) and high-performance road car programs. Highly comparable to Swindon's transmission-side work, including the HPD-E 128 single-speed helical gear transmission and ICE gearbox component manufacturing.
• Electrogenic: UK specialist in classic car EV conversions using proprietary in-house developed motor/inverter/battery packages. Closely comparable to Swindon's Classic Mini Electrification Kit and Hemmels Mercedes Pagoda EV conversion business.
• RBW Electric Cars: UK classic car EV conversion specialist notably active in MG and Mini electrification using proprietary electric powertrains. Direct competitor to Swindon's Classic Mini Electrification Kit in the classic-Mini EV conversion market.
• Integral Powertrain: UK specialist in high-performance electric motors and powertrains for motorsport, aerospace, and automotive applications. Direct comparator to Swindon's HPD-E 128 EV drive unit business, with similar focus on high-power-density IPM motors and integrated transmissions.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Swindon Powertrain