Bristol 408 Tires

Bristol 408 uses two listed tire sizes across the full 1963 to 1966 production run: 175R16 and 600-16. The 175R16 size is a radial-format size built around a 16-inch rim. The 600-16 size is a numeric bias-ply size that also fits a 16-inch rim, with several products specifying rim widths around 4.00 to 4.50 inches.

The important point is that Bristol 408 does not show a wheel diameter change here; the real difference is construction style and size system. Owners restoring a car to a more period presentation often focus on 600-16 bias-ply options, while owners prioritizing later road manners may look closely at 175R16. Confirm what is already fitted to the car, check the wheel size stamped or measured on the actual rims, and match the new tire choice to the way the car will be used.

On a Bristol 408, 600-16 is a traditional numeric bias-ply tire size. The 600 refers to a nominal section width of roughly 6.00 inches, and the 16 identifies the rim diameter in inches. Every available product tied to this Bristol 408 fitment is bias-ply construction, and the listed versions are tube-type applications.

That makes 600-16 the size to study if the goal is a distinctly period-correct look and driving character. Numeric bias-ply tires behave differently from radials and also call for the correct tube, flap, and wheel condition. Before fitting them to a Bristol 408, inspect the wheels carefully, verify the rim width against the tire’s specified range, and make sure the rest of the suspension and steering are in good order so the tire can perform as intended.

A 1963 Bristol 408 has both 175R16 and 600-16 listed because the fitment picture includes two different size systems and construction approaches for the same 16-inch wheel diameter. The 600-16 size is a period numeric bias-ply format, while 175R16 is a radial-format size. This is not a split caused by one year using one wheel diameter and another year using a different one.

In practical terms, the two listings give a Bristol 408 owner a choice between a more traditional bias-ply presentation and a radial-style specification. The right answer depends on how original the car is, what wheels are on it now, and whether the car is being judged, toured, or driven only occasionally. Looking at the tire already on the car, the wheel dimensions, and any old service records usually points to the correct path.

Bristol 408 does require inner tubes when fitted with the listed 600-16 bias-ply tires. That size is offered here as bias-ply construction, and the available products are tube-type applications. The 175R16 listing is a radial-format size, so tube use there depends on the wheel and tire combination rather than on the size code alone.

If a Bristol 408 is being fitted with 600-16 tires, tube selection should be treated as part of the installation rather than an afterthought. The tube needs to match the tire size and valve setup, and the wheel itself must be clean and suitable for tube service. On a collector car that may sit for long periods, correct tube installation also helps reduce avoidable issues from pinching, creep, or heat generated by an improper fit.

A 1965 Bristol 408 can use either 175R16 or 600-16, so the correct choice starts with the car’s present wheel and tire setup rather than the year alone. Both sizes are associated with 16-inch rims, but they belong to different construction traditions: 175R16 is radial format and 600-16 is numeric bias-ply. The car’s current wheel dimensions, previous restoration choices, and intended use matter more than the model year by itself.

The best approach is to inspect the actual wheels, read what is fitted now, and compare that with service records, period photos, or Bristol specialist guidance. If the car is being restored for authenticity, the numeric bias-ply route often becomes the focus. If the car is driven more regularly and already set up around radial-style fitment, 175R16 may be the better direction. A quick measurement of the rim and a careful look at clearance usually saves time and expense.

Bristol 408 tire options in 600-16 include blackwall, wide whitewall, and double-whitewall sidewall styles. Blackwall is the most broadly represented style in the current range, while several products also appear with whitewall treatments in different widths. Those sidewall choices all sit within the 600-16 bias-ply side of the Bristol 408 fitment picture.

For a Bristol 408, sidewall style should match the character of the restoration rather than being chosen as decoration alone. Blackwall usually suits a restrained, sporting British grand touring presentation, while whitewall styles can shift the visual tone dramatically. Before selecting a sidewall treatment, look at period photos of the specific car, study how the wheel covers and body color interact with the tire, and decide whether the goal is subtle originality or a more stylized vintage appearance.

The available Bristol 408 tire range in 600-16 includes products from BFGoodrich, Coker Classic, Avon, Firestone, Ford Script, Excelsior, Lester, Goodyear, STA, and Camac. Those brands cover several different bias-ply series, from classic passenger patterns to military and truck-oriented tread styles. The listed brand spread gives Bristol 408 owners a broad period-style catalog within the 600-16 size.

Brand choice on a Bristol 408 should follow the car’s intended presentation and use. A concours-minded owner may prefer one brand for sidewall appearance or series reputation, while a touring owner may care more about tread pattern and overall driving character. Since multiple brands share the same nominal size, compare construction type, sidewall style, rim width recommendations, and the general look of the tread before deciding which tire best suits the car.

Bristol 408 options in 600-16 span several series, including Silvertown Classic Bias Ply, Coker Classic Bias Ply, Turbospeed Mk4, Firestone Classic Bias Ply, Tourist Crossply, Traction Mileage, Deluxe All-Weather, Firestone Classic Military, Firestone Military NDT, Military NDT, NATO CJ110, and Firestone Classic Truck. Those series differ mainly in tread style, intended use, and visual presentation rather than in rim diameter, since they all center on the 16-inch wheel. Some are clearly passenger-car oriented, while others belong to military, utility, or truck-style families.

For a Bristol 408, the practical distinction is whether the tire matches the car’s character. A classic passenger bias-ply series is the natural starting point for a roadgoing Bristol grand tourer, while military NDT or truck-oriented tread patterns are much more specialized choices. Study the tread, sidewall, and stated rim-width range together so the tire complements the chassis and appearance of the car instead of simply matching the nominal size code.

A Bristol 408 should be stored in a cool, dry, dark space with the tires protected from sunlight, ozone sources, and wide temperature swings. Keep the car on clean surfaces, maintain inflation appropriate to the tire fitted, and avoid letting the same contact patch carry the car’s weight for many months without movement. Collector cars on bias-ply tires are especially prone to temporary flat spotting if they sit too long.

If a Bristol 408 is stored for extended periods, move it occasionally or use cradles that support the tires more gently than a hard floor. Check inflation before and after storage, and inspect sidewalls for cracking, weathering, or distortion once the car is back in use. Good storage habits do more than preserve tread life; they help the car feel smoother and more predictable the next time it is driven.

Tires on a Bristol 408 should be inspected at regular intervals even if the car covers very few miles. A visual check before each drive is sensible for a collector car, with a more thorough inspection several times a year that includes sidewalls, tread, valve stems, inflation pressure, and any signs of age-related change. Bias-ply tires deserve particular attention because long storage periods can hide developing issues.

For a Bristol 408, inspection should also include the wheel, tube-related hardware where applicable, and how evenly the tire is wearing across the tread. Uneven wear, vibration, or a new pull in the steering can point to alignment, suspension, or inflation problems rather than to a faulty tire alone. Catching those issues early protects the tire and helps preserve the refined road manners expected from a hand-built Bristol.

A Bristol 408 tire should be replaced when age, cracking, hardening, separation, repeated air loss, or visible structural change appears, even if the tread still looks deep. Collector cars often age out their tires long before they wear them out. That is especially true with bias-ply tires, where low annual mileage can disguise the effects of time.

The practical rule for a Bristol 408 is to judge tires by condition and age as much as by remaining tread. A tire that looks acceptable from a few feet away may still be too old or too compromised for reliable road use. If there is any uncertainty about cracking, internal condition, or long-term storage history, have the tires assessed by a specialist familiar with vintage and collector-car applications before putting meaningful road miles on the car.

Bristol 408 is associated here with two period-appropriate fitment paths: 600-16 and 175R16. The available product range for 600-16 is strongly centered on bias-ply construction and includes several classic series, while 175R16 reflects a radial-style size designation. That means the correct original-style answer for a specific Bristol 408 depends on the car’s production-era setup and restoration standard rather than on the model name alone.

For an authenticity-focused Bristol 408 restoration, original paperwork, period road tests, surviving old tires, and marque-club knowledge are the best references. A car preserved with long ownership history may point clearly to one route, while a restored driver may already have moved to another. The more serious the judging standard, the more important it becomes to verify not just the nominal size but also the sidewall appearance and construction style.

Correct tire fitment can absolutely affect the presentation, judging credibility, and market perception of a Bristol 408. On a low-volume British grand tourer, tire size, sidewall style, and construction type all contribute to whether the car looks and feels faithful to its era. A visibly incorrect sidewall treatment or an obviously unsuitable tread can stand out quickly on a car as restrained and coachbuilt in character as a Bristol.

For a Bristol 408 owner, the value question is less about one universally right tire and more about consistency with the car’s restoration philosophy. A concours restoration should align closely with period appearance and marque expectations, while a touring car can justify different choices if they are coherent and well executed. Before finalizing the tires, compare the car against judged examples, period photographs, and Bristol specialist advice so the result supports the car’s story.

Bristol 408 tire options in 600-16 are available as blackwall, wide whitewall, and double-whitewall designs. Because Bristol was known for understated, high-quality grand touring cars rather than flashy ornamentation, blackwall is often the more restrained visual direction, while whitewall choices create a more stylized period look. All three styles exist within the current 600-16 fitment family, so the decision is about restoration character rather than basic compatibility.

The right sidewall for a Bristol 408 restoration should match the car’s specific history, color combination, and intended presentation standard. A preserved or judged car should be checked against period images and any surviving ownership records, while a personalized driver may allow more freedom. Since sidewall treatment changes the stance and visual weight of the car immediately, it is worth making that decision early in the restoration rather than as a last-minute cosmetic choice.

A properly selected and correctly installed tire can be suitable for public-road use on a Bristol 408, but safety depends on far more than the size printed on the sidewall. Construction type, age, wheel condition, inflation, suspension health, and the way the car is driven all matter. A fresh bias-ply tire in the correct 600-16 size behaves differently from a radial-format 175R16, so the driver needs to respect the characteristics of the tire actually fitted.

For road use, a Bristol 408 should be approached as a collector grand tourer, not as a modern car with modern braking distances and cornering reserves. Start with moderate speeds, verify that the car tracks straight, and watch for vibration or wandering that may point to setup issues. If the car has been dormant for years, a full mechanical review is just as important as the tire choice before any regular road driving begins.

Before driving a Bristol 408, check tire inflation, visible sidewall condition, tread condition, valve stems, and wheel security. If the car is on 600-16 bias-ply tires, include the condition of the tubes and make sure the tires are seated properly after storage. Also pay attention to age-related signs such as cracking, flat spotting, bulges, or any sudden loss of pressure.

A Bristol 408 rewards a careful pre-drive routine because collector cars often spend long periods parked and then return to service with little warning. Beyond the tires themselves, verify steering feel, brake response, and whether the car rolls smoothly at low speed before heading into normal traffic. A few minutes of inspection in the garage can reveal problems early and help prevent avoidable damage to rare bodywork, trim, and mechanical parts.

A Bristol 408 should be driven at speeds appropriate to the actual tire construction and overall mechanical condition, with extra caution if the car is on period-style bias-ply tires. Even when the size is correct, an older-design bias-ply tire generally asks for smoother inputs and a greater margin than a modern driver may expect. The car’s suspension condition, alignment, and brake performance should influence cruising speed just as much as the sidewall designation.

The safest approach is to build speed gradually after installation and let the car tell you how settled it feels. A Bristol 408 used mainly for club touring, local events, and secondary-road driving is usually operating in the spirit these tires suit best. If the car feels vague, tramlines, or reacts sharply to road crowns, reduce speed and reassess the setup rather than assuming the tire alone is at fault.