Morgan Plus Eight Tire Sizes in Simple-to-Read Graphs

Tire width for different generations

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Quick notes on Morgan Plus Eight tires

    • Min-max tire width: 205 mm
    • Min-max wheel diameter: R15
    • Min-max sidewall height: 123 mm
    • Tire width difference from average: +2.9%
    • Average wheel height: 627 mm
    • Tire width per 1 hp: 1.1 mm / 1 hp
    • Weight per 1 mm of tire width: 5 kg / 1 mm
    • Load to 1 tire: 235 kg / 518 lbs
    • Power to 1 tire: 48 hp / 35 kW
    • Tiremain rating: 6 / 10

Tire width to car width ratio

  • Average tire width: 205 mm;
    Car body width: 1600 mm;
    Car width to tyre width: 13%;
  • Whole wheel height (in. and mm)

  • Disc height: 381 mm;
    Tire height: 123 mm;
    Wheel height: 627 mm;

    Tire width to power ratio

  • 3.5 EFI — 1.1 mm per 1 hp (1.4 mm/kW)
  • 3.9 — 1.1 mm per 1 hp (1.5 mm/kW)
    Vehicle Tire width / profile height Whole tire height Engine сс to 1 tire Tire circumference Summary tire width
    3.5 EFI 205 / 123 mm 627 mm
    (24.7 in)
    987 cc (0.99 L) 1970 mm
    (77.6 in)
    820 mm
    (32.3 in)
    3.9 205 / 123 mm 627 mm
    (24.7 in)
    987 cc (0.99 L) 1970 mm
    (77.6 in)
    820 mm
    (32.3 in)
    Vehicle 3.5 EFI
    Tire width / profile height 205 / 123 mm
    Whole tire height 627 mm (24.7 in)
    Engine сс to 1 tire 987 cc (0.99 L)
    Tire circumferencee 1970 mm (77.6 in)
    Summary tire width 820 mm (32.3 in)
    Vehicle 3.9
    Tire width / profile height 205 / 123 mm
    Whole tire height 627 mm (24.7 in)
    Engine сс to 1 tire 987 cc (0.99 L)
    Tire circumferencee 1970 mm (77.6 in)
    Summary tire width 820 mm (32.3 in)