Legacy Metrics

1958 Jaguar XK 150 S 3.4 Roadster

S 830856 DNroadUnited Kingdom
Engine
3.4L inline-six with triple SU carburetors, uprated cams, and lightened flywheel, 250 hp
Colour
British Racing Green

A 1958 Jaguar XK 150 S 3.4 Roadster, originally finished in Carmen Red and distributed to Jaguar Cars New York, believed to be among roughly 200 factory-fitted close-ratio gearbox examples. Following a five-year comprehensive restoration completed in 1997 by Olde York Classics, the car was refinished in British Racing Green with a biscuit leather interior. It subsequently dominated concours competition, earning over 82 awards including five consecutive perfect scores at JCNA National Concours Championships between 2009 and 2013.

Ownership

  1. Auction sale
  2. 1992 → 2014Private sale
    John Spillman
    full documentation

    Commissioned a thorough restoration by Olde York Classics of York, Pennsylvania, completed around 1997; refinished in British Racing Green with biscuit leather interior. Documented via JCNA scoring sheets and event attendance records.

  3. 2014 →Private sale
    Current consignor
    full documentation

    Purchased from Spillman and maintained the car to concours standard; holds JDHT certificate and supporting documentation.

  4. Date unknown
    First US owner (pre-1990s Pennsylvania area)
    none documentation

    Car reportedly raced in the US and Australia before returning to the Pennsylvania region by the early 1990s; no specific owner identified for this period.

Competition

  1. 1997-10-01AACA
    AACA National Fall Meet
    Perfect score, First Junior award

    First concours outing after the five-year restoration was completed.

  2. 1998JCNA
    JCNA National Concours Championship
    First place, over 99.9 points

    First of multiple consecutive championship victories; car scored above 99.9 points six times from 1998 through 2008.

  3. 2009JCNA
    JCNA National Concours Championship
    First place, perfect score of 100

    Beginning of five consecutive perfect-score championship wins running through 2013.

  4. Racing in the United States

    Car reportedly entered in competition within the US at an unspecified period prior to the early 1990s.

  5. Racing in Australia

    Car reportedly competed in Australia at an unspecified time before returning to Pennsylvania.

  6. Eastern Concours of the United States
    Award winner

    One of 82 additional events at which the car earned awards between 1997 and 2010.

  7. Greenwich Concours d'Elegance
    Award winner

    Among the events contested during the post-restoration concours campaign.

  8. Radnor Hunt Concours d'Elegance
    Award winner

    Car appeared twice at this event during its concours campaign.

  9. AACA
    AACA Senior Award event
    Perfect score, Senior Award

    Achieved the AACA Senior Award with a perfect score at an unspecified point during the concours campaign.

Maintenance & restoration

  1. 1992Restoration
    Olde York Classics

    Comprehensive ground-up restoration commissioned by John Spillman and carried out by Olde York Classics, encompassing a thorough mechanical overhaul and fitment of period-correct components including proper 'J' headlamps, original rear-spring gaiters, a correct period radio, and an original owner's manual with maintenance chart.

    Work began in 1992 and the car was completed and ready for use in 1997, representing a five-year effort. Exterior colour was changed to British Racing Green; interior was retrimmed in biscuit leather with a matching hood.

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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.