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As well as the Spa Replica, Aston Martin premiered the Two
Litre Sports on their stand at the 1948 London Motor Show. It was also
based on a chassis much like that of the Atom and was powered by Claude
Hill's 2 litre 4 cylinder push rod engine. Partly due to the weight of the
2 seater open coachwork and the modest power output of 90 bhp, maximum
speed was only 93 mph.
Sadly, only 14 examples were built, 13 with the open 2
seater coachwork, and a single example sold chassis only.
But one distinctive feature of the 2 Litre Sports can
still be seen Aston Martins to the present day. It's possible to see a
familiar shape in the three piece grille.
After the DB2 was first announced in 1950, the 2 litre
Sports has become known retrospectively as the DB1

|
Wheelbase |
2743 mm |
108
in |
|
Length |
4470 mm |
176 in |
|
Width |
1715 mm |
67.5 in |
|
Height |
|
|
|
Ground clearance |
|
|
|
Kerb weight |
1016 kg |
2240 lb |
|
Type |
S-4
|
OHV
8 valves total
2 valves per cylinder |
|
Bore × stroke |
82.55mm × 92.00mm |
|
3.25 in × 3.62 in |
|
Bore/Stroke ratio |
0.9 |
|
Displacement |
1970 cc
(120.217 cu in) |
|
Unitary capacity |
492.5 cc/cylinder |
|
Compression ratio |
7.25:1 |
|
Fuel system |
2 SU carbs |
|
Aspiration |
Normal |
|
Max. output |
91.3 PS (90.0 bhp) (67.1
kW)
@4750 rpm |
|
Coolant |
Water |
|
Specific output |
45.7 bhp/litre |
|
0.75 bhp/cu in |
|
Power-to-weight |
88.58 bhp/ton |
|
chassis |
|
Engine location |
Front |
|
Engine alignment |
Longitudinal |
|
Suspension |
Front |
I.CS. |
|
Rear |
LA.CS. |
|
Transmission |
4M |
|
Drive |
RWD |
|
Top gear ratio |
1.00 |
|
Final drive ratio |
4.10 |
|
|
|
|