Legacy Metrics

1915 Pierce-Arrow Model 66A

67145roadUnited States
Engine
T-head inline-six, ~824.7 cu in (approx. 13.5L), 60 hp
Colour
Red with black fenders and belt molding

A 1915 Pierce-Arrow Model 66A touring car built on the marque's longest 147.5-inch wheelbase, powered by a T-head six-cylinder engine displacing over 800 cubic inches. Fitted with Herbert Dawley's iconic fender-mounted headlamps and a seven-passenger body in red with black fenders, the car carries chassis number 67145 and has a documented ownership history through the Pierce-Arrow Society. Notable for reportedly being driven on one occasion by racing driver Phil Hill, it has been a regular participant in HCCA touring events under its current ownership.

Ownership

  1. Auction sale
    Estimate US$600,000 – US$750,000

    RM Sotheby's catalogue lot →

  2. 1983 → 2000
    Willis Boyd
    partial documentation

    Based in Santa Ana, California; held the car for roughly seventeen years before selling it to the current owner.

  3. 2000 →Private sale
    Current owner
    partial documentation

    Has participated in numerous HCCA touring events since acquiring the car; minor cosmetic work including new carpets, repainted panels, and a replacement canvas top was carried out during this ownership.

  4. Date unknown
    W.H. Cowles
    partial documentation

    Based in Santa Barbara, California; listed in Pierce-Arrow Society records as part of a documented ownership chain.

  5. Date unknown
    Monty Holmes
    partial documentation

    Based in Seattle, Washington; one of a series of recorded owners per the Pierce-Arrow Society.

  6. Date unknown
    E.R. Bourne
    partial documentation

    Acquired the car by 1971 and was based in San Diego, California; later commissioned an aluminum body casting for the subsequent owner.

  7. Date unknownPrivate sale
    Rodney Flournoy
    partial documentation

    Located in Likely, California; purchased from Bourne and had him fabricate a replacement aluminum body for the car.

Competition

  1. 1905Glidden Tour
    1905 Glidden Tour
    Driver: Percy Pierce1st

    Percy Pierce drove a four-cylinder Great Arrow in the inaugural running and claimed the reliability trophy by a decisive margin.

  2. Glidden Tour
    Glidden Tour (subsequent four events)
    1st (four consecutive wins)

    Pierce vehicles claimed the Glidden trophy at each of the four editions following their initial victory.

  3. Horseless Carriage Club of America touring events
    HCCA tour appearances

    The current owner has driven the car on numerous HCCA tours across the western United States and beyond, including events in Washington State, California, and South Dakota.

Maintenance & restoration

  1. Bodywork

    A replacement body was fabricated in cast aluminum, commissioned by owner Rodney Flournoy and cast by the previous owner E.R. Bourne.

    Exact date not recorded; occurred during Flournoy's ownership, after the car left Bourne's hands.

  2. Modification

    A hydraulic brake was fitted to the driveshaft to improve stopping reliability beyond the original two-wheel mechanical system.

    Date and responsible party not specified.

  3. Bodywork

    Several body panels were repainted, new floor carpeting was installed, and the soft top was replaced with a new black canvas unit with red interior lining.

    Carried out by or under the current owner; described as the only cosmetic improvements required during their tenure.

Are you the owner of this car?

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Each chassis record is compiled from public auction archives and links to its source material. Ownership, competition and maintenance entries are extracted from those catalogue listings by an LLM, which can make mistakes — please contact us with any corrections. The summary is Legacy Metrics’ own writing; we do not reproduce catalogue text.

“Full” and “partial” documentation labels indicate how well each entry is corroborated in the underlying sources, not an audit of the car’s physical paperwork. Names of recent or living owners are withheld for privacy.