Jaguar E-Type Parts Guide

The E-Type Parts Landscape

The E-Type occupied a singular position in 1961 and it still does today — a car of genuine historical importance, with values that reflect it. Series 1 roadsters from the early 1960s regularly sell above £100,000 in restored condition; concours examples fetch considerably more. That means restoration budgets are larger than most British classics, buyers expect quality, and the premium for correct genuine parts is routinely justified by the economics of the car.

The parts market reflects this. SNG Barratt built their reputation specifically on the E-Type and remains the largest single catalogue holder globally. Martin Robey manufactures the majority of steel body pressings used throughout the industry. And Jaguar Classic — Jaguar's own heritage operation — significantly expanded their parts manufacturing programme in late 2025, reintroducing previously discontinued components to original specification.

Series 1 (1961–1967)

The purist choice and the most valuable. External bonnet latches on the earliest cars (through to 1961), triple SU carburettors, covered glass headlights, and interior toggle switches with specific Smiths instruments. Series 1 parts — particularly covered headlamp assemblies, early interior trim, and the chrome grille surround — are the hardest to source and command premium prices. The 3.8-litre XK engine cars (1961–1964) use slightly different carburettor specification from the 4.2-litre cars that followed from late 1964.

Series 1.5 (1968)

A transitional year, sometimes awkward to source for. The covered headlights were dropped mid-production year in favour of open lights, but the interior remained largely Series 1 specification. The 1.5 designation is used by restorers rather than Jaguar themselves — always verify headlamp specification against the chassis number when ordering front-end components for a 1968 car.

Series 2 (1968–1971)

Open headlights, a larger front intake, twin Zenith-Stromberg carburettors replacing the triple SUs, revised rear lamp clusters, and various detail changes driven by US safety legislation. Series 2 parts are more commonly available than Series 1 given higher production volume. The switch from SU to Zenith-Stromberg carburettors is the most significant mechanical compatibility break — rebuild kits and components are entirely different between the two families.

Series 3 (1971–1975)

The V12 car. Stretched wheelbase, wider track, revised bonnet with an enlarged grille, and Jaguar's 5.3-litre quad-cam V12 engine in place of the XK inline-six. The Series 3 is available as a roadster or 2+2 only — the fixed-head coupé was dropped. A completely separate parts ecosystem from the XK cars: the V12 shares architecture with the XJ12 saloon, which is good news for service parts availability but means you must never cross-reference XK engine parts for a V12 application.

Body Panels: The Bonnet Problem

The E-Type bonnet is the car's defining feature and its most expensive restoration challenge. It is a one-piece monocoque structure in aluminium — a complex compound curve that encloses the engine completely and hinges forward as a single unit. When it's right, it's perfect. When it's wrong, it's the kind of wrong that costs more than the car did to fix.

Bonnet

Panel beating a damaged or corroded E-Type bonnet requires genuine skill and specialist tooling. For anything beyond minor repair, a replacement unit is almost always the correct economic decision. SNG Barratt holds both new and reconditioned bonnet assemblies; reconditioned units have been stripped, repaired, and primed to a standard fit for painting. New reproduction bonnets are also available, though fit quality varies — budget for adjustment time regardless of source. Jaguar Classic manufactures heritage bonnets to original specification for the highest-value restorations.

The bonnet's aluminium construction means corrosion is not the primary concern — accident damage and hinge mechanism wear are. Always check the hinge pivots and bonnet adjustment on any E-Type you're assessing.

Steel Body Panels

The remainder of the E-Type's structure — the monocoque tub, sills, floors, and steel bodywork from the scuttle rearwards — is steel and corrosion-prone in the usual places. Sill sections are among the most commonly needed repair panels. Martin Robey is the primary manufacturing source for pressed steel E-Type body panels in the UK and supplies many other retailers. SNG Barratt stocks a comprehensive range of sill sections, floor pans, inner wing repairs, and door skins.

• Sill sections — Inner and outer sill repair sections available from SNG Barratt and Martin Robey. Structural — do not use lightweight pattern steel.
• Doors — Reproduction door skins available; originals in good condition through specialist dealers. Fit adjustment on E-Type doors is time-consuming — budget for it.
• Boot lid — Available new reproduction and reconditioned through SNG Barratt. Slightly different between roadster and FHC.
• Floor pans — Full and partial repair sections available. Series 3 (longer wheelbase) pans differ from Series 1/2 — confirm before ordering.

Chrome & Brightwork

The E-Type wears more chrome than most of its contemporaries — bumpers, overriders, headlamp surrounds, windscreen frames, bonnet spine strip, door handles, and a grille that changed meaningfully between series. Quality matters enormously here. Thin or poorly adhered reproduction chrome will peel, blister, and look wrong within a few seasons. On a car of this value and visibility, it is a false economy.

Series Differences in Chrome

Series 1 cars used a distinctive thin-bar front grille with a small mesh insert, recessed behind the covered headlamps — the grille is integral to the car's character and the covered headlamp chrome rims are specific to this series, now difficult to source as genuine items. Series 2 opened up the front end considerably with exposed headlamps, a different surround treatment, and revised bumpers with stronger overriders to meet US impact requirements. The Series 2 front bumper is a heavier assembly than the Series 1 item — not interchangeable. Series 3 received a revised bonnet with a larger eggcrate grille to feed the V12's cooling demands — a completely different item again.

SNG Barratt and David Manners Group hold comprehensive chrome inventories for all series. For concours-grade work, Jaguar Classic is the correct source for bumpers and visible brightwork. Rechroming original overriders and bumpers at a quality specialist is worth considering for Series 1 cars where NOS originals are hard to source — properly rechromed originals beat most reproduction items for fit and plating depth.

XK Engine & Mechanical Components

The XK inline-six is one of the great engines of the twentieth century — designed in 1948 and still being specified in competition applications decades later. In E-Type specification it appeared in 3.8-litre form (1961–1964) and 4.2-litre form (1964–1971). These are related but not identical engines; parts compatibility requires careful cross-referencing against your engine number.

Common XK Engine Parts

• Head gaskets — The XK head gasket is a known service item. Quality composite gaskets from SNG Barratt or Jaguar Classic are the correct choice; the cylinder head is aluminium against a cast iron block, which demands correct material specification. Pattern head gaskets are a false economy on a £100,000+ car.
• Water pumps — The XK water pump is a straightforward replacement. New units are available from SNG Barratt and Rimmer Bros; exchange reconditioned units are available from specialists. The pump impeller material matters — ensure aluminium impellers rather than plastic.
• Timing chain and tensioner — The XK uses a duplex timing chain with hydraulic tensioner. The tensioner is a known weak point when oil pressure is low — do not neglect it. Replacement chains and tensioner assemblies are available from SNG Barratt.
• Valve stem seals and guides — The aluminium cylinder head runs separate valve guides. A complete set of guides and seals is standard practice during any cylinder head rebuild. Available from SNG Barratt and Jaguar Classic.
• Main and big-end bearings — Standard and undersized bearings available from all main suppliers. Always measure before ordering — do not assume standard sizes on an engine of unknown history.

Series 3 V12

The 5.3-litre quad-cam V12 shares its service parts architecture with the XJ12 saloon, which ran in production until 1992. That longer production run significantly helps parts availability for many service items. SNG Barratt is the primary catalogue holder for V12 E-Type components. Jaguar Classic began manufacturing previously discontinued V12 parts in late 2025 — worth checking their current range before assuming a component is unavailable. Welsh Enterprises in the US is a leading resource for North American V12 owners.

SU & Zenith-Stromberg Carburettors

The carburettor specification defines the era of E-Type you're working on, and rebuild parts are not interchangeable between the two families. Getting this wrong is a common and expensive mistake.

Triple SU (Series 1)

Series 1 E-Types used three SU carburettors — HD8 units on 3.8-litre cars, the same or HIF7 variants on 4.2-litre examples depending on year. The triple-SU installation is a distinctive feature of the early E-Type and a key element of the engine's character and performance. SU Carburettor (the original British manufacturer, still in operation) produces rebuild kits covering all the common items: needle and seat assemblies, float valves, dashpot pistons and springs, butterfly shaft seals, and float chamber gaskets. These kits are available directly and through SNG Barratt and Rimmer Bros.

Dashpots and pistons must be kept matched. The aluminium piston is lapped into its specific dashpot bore — do not mix components between carburettors, and do not substitute dashpots from another installation without lapping. Mismatched pistons cause hesitation, lean running, and long idle problems that are difficult to diagnose without knowing the history.

Zenith-Stromberg (Series 2)

The switch to twin Zenith-Stromberg carburettors on Series 2 cars (and retained on the Series 3 V12 in a different application) was driven partly by emissions requirements. The Stromberg is a different design philosophy from the SU — a variable-choke constant-velocity carburettor but with different metering needle geometry and a different dashpot damping system. Rebuild kits are available from SNG Barratt and Rimmer Bros. Needle condition is critical — Stromberg needles wear at the metering taper and cause rich running and fuel consumption problems. A worn needle is not adjustable out; replace it.

Complete reconditioned carburettor exchanges (both SU and Stromberg) are available through SNG Barratt and from UK specialists — a worthwhile investment on a car that has been standing for years rather than attempting to rebuild items of unknown internal condition.

Interior: Leather, Wood & Toggle Switches

The E-Type interior is period-correct Coventry — leather on everything, walnut veneer on the dashboard, and a dashboard full of Smiths instruments flanked by the toggle switches that define the era. Reproduction quality varies dramatically. On a car of this value, corner-cutting on interior materials is conspicuous and damaging to resale value.

Leather Seat Covers

Original E-Type seat leather was supplied by Connolly — the same supplier used across the British motor industry in the period. Correct replacement leather in the original colourways (black, red, tan, suede green, and various others) is available from SNG Barratt and Jaguar Classic. Complete seat re-trim kits — covering squabs, backrests, and door card material — are available as pre-cut sets. For concours restoration, Jaguar Classic supply leather to original specification. For driver-quality restorations, SNG Barratt's trimming material represents excellent value. Vinyl alternatives are available for budget restorations but are not correct for a concours or high-value example.

Wood Veneer Dashboard

The walnut veneer dashboard is a significant visual component of the E-Type interior and a specific item for each series — the instrument layout, switch arrangement, and panel shape differ between Series 1, 2, and 3. Veneer dash panels are available from SNG Barratt and from trim specialists. Crazed, cracked, or de-laminated veneer on original dashboards can be repaired by specialist restorers — worth pursuing on early cars where originality matters.

Toggle Switches & Instruments

The Lucas toggle switches are increasingly hard to source in NOS condition. Reproduction switches are available but feel different under the hand from originals — acceptable for a driver but not for concours. Smiths instruments (speedometer, rev counter, oil pressure, water temperature, and fuel gauges) can be restored by instrument specialists including North Hollywood Speedometer and UK-based restorers. SNG Barratt holds new instruments for many applications; Jaguar Classic catalogues a growing range of heritage instrument items.

Suspension, Rear IRS & Electrics

Two areas of the E-Type that reward attention — the rear independent suspension is an engineering landmark for its era, and the Lucas electrical system is the source of most of the car's reputation for unreliability (almost all of it deserved, but fixable).

Rear Independent Suspension

The E-Type's rear IRS is specific to the car — it is not shared with other Jaguar models of the period in exactly this form. The sub-frame, inboard disc brakes, differential mounting, and driveshaft geometry are all E-Type specific. Bush deterioration is the most common failure mode; polyurethane bush kits are available from SNG Barratt and are the standard upgrade over original rubber. Hub carriers — the aluminium uprights that carry the rear bearing and disc assembly — corrode and crack where dissimilar metals meet steel fasteners. Inspect carefully and replace with new items from SNG Barratt if condition is in doubt. Front torsion bars and front suspension components are well covered in the SNG Barratt and Jaguar Classic catalogues.

Lucas Electrical Components

Joseph Lucas's products powered the British motor industry for five decades, and the E-Type uses them throughout. The dynamo (early cars) or alternator (later cars), wiper motor, horn, indicator flasher unit, starter motor, and all switch gear are Lucas origin. The Lucas reputation for electrical failure is not entirely fair — much of the wiring loom deterioration on surviving cars reflects age and poor previous repairs rather than inherent design fault — but the systems do require correct maintenance.

• Wiring loom — Complete and section wiring harnesses are available from SNG Barratt and Autosparks, the specialist in British wiring looms. A new loom is a worthwhile investment on any car that has had amateur rewiring work.
• Dynamo and alternator — Early Series 1 cars used a Lucas C40 dynamo; later cars converted to alternator specification. Exchange reconditioned units and new replacements are available from SNG Barratt and electrical specialists.
• Wiper motor — The Lucas two-speed wiper motor is a specific unit; exchange reconditioned items are available from SNG Barratt. Parking mechanism failures are the most common fault.
• Switches — Dashboard toggle switches and column switches are stocked by SNG Barratt. Genuine Lucas NOS items appear on eBay and through specialist dealers.

Where to Source: Key Suppliers

The E-Type is among the best-supported British classics in the world. The ecosystem below covers the full parts spectrum — from consumable service items to concours-grade heritage components.

OEM vs Reproduction: Where Quality Matters

The E-Type restoration market operates at a higher quality expectation than most British classics. Cars of this value attract buyers who can tell the difference between a properly chromed original bumper and a thin reproduction, and between correct Connolly leather and a vinyl substitute. That said, the OEM vs reproduction question is not binary — it is component-specific.

Always Use OEM or Jaguar Classic

• Brake components — Master cylinder, servo, callipers, and hoses. No exceptions. Pattern parts for brake hydraulics are not appropriate on any car.
• Steering rack and column — Jaguar Classic or quality OEM equivalent. The E-Type's rack-and-pinion steering is precise and sensitive to component quality.
• Suspension bushes — OEM rubber or quality polyurethane (SNG Barratt, Jaguar Classic). Pattern bushes compress incorrectly and introduce handling vagueness.
• Head gaskets — The bimetal XK head (aluminium head, iron block) requires correct composition head gaskets. Quality composite items from SNG Barratt or Jaguar Classic. Not a place to economise.
• Chrome and brightwork on high-value cars — Jaguar Classic or SNG Barratt quality reproduction. Thin pattern chrome is immediately obvious and materially reduces resale value on a car at this price point.

Where Quality Reproduction Is Acceptable

For consumables — oil seals, rubber hoses, gasket sets, wiring connectors, filter elements — quality aftermarket parts from SNG Barratt represent excellent value without meaningful quality difference from Jaguar Classic. The same applies to sheet metal body repair sections: Martin Robey manufactures to a high standard and their pressings are used throughout the industry, including by Jaguar Classic in some applications.

SNG Barratt's quality reputation is worth a specific note. Within the British classic parts industry, SNG Barratt holds an unusually strong reputation for parts quality control — they reject suppliers who cannot meet their specification. They are not the cheapest source for many items, but they are a reliable quality benchmark. On a car of this value, using a known-quality supplier throughout is worth the marginal cost.

Community & Research Resources

The E-Type has one of the most active and knowledgeable ownership communities of any British classic. Access to this community is genuinely useful for sourcing rare parts, identifying correct specifications, and avoiding expensive mistakes.

• Jaguar Enthusiasts' Club (JEC) — The primary UK owners' organisation. Extensive technical resources, marque register, and classified advertising. Membership provides access to technical advisers with E-Type-specific knowledge.
• E-Type UK — Specialist forum and community for E-Type owners. Strong technical threads on carburettor rebuilds, wiring, and body restoration. Parts classifieds within the community surface items that never reach the open market.
• Jag-lovers.com — Long-running online resource with substantial E-Type technical archives. The mailing list has been active since the 1990s and contains solutions to most known problems.
• JCNA (Jaguar Clubs of North America) — Primary US resource. Concours judging standards are published and available — an invaluable reference for correct specifications on US-market cars.
• E-Type register — The E-Type Heritage Trust maintains production records and can confirm original specification for a given chassis number. Essential for tracing originality on high-value cars.