page_title: Caterham 7 CSR
section_title: Engine specifications
hierarchical_section_title: Caterham 7 CSR / Facts and figures / Engine specifications
caption_attribution_description: English: The Cosworth 260 attached to bellhousing and 6-speed transmission. The black tower is part of the dry-sump oil distribution system.
context_page_description: The Caterham Seven CSR is the latest model from sports car manufacturer Caterham Cars. The CSR is the most heavily modified Caterham, though it still retains the basic look of the Super Seven. The CSR has two engine options based on the same Duratec block, though modifications and power output differ. The entry level engine produces 200 bhp, with a 0-60 mph time of 3.7 seconds. The upgraded engine produces 260 bhp, with a 0-60 mph time of 3.1 seconds and a top speed of 155 mph.
context_section_description: 2.3-litre Ford Duratec tuned by Cosworth inline four
  Displacement: 2,261 cc (2.261 L; 138.0 cu in)
  Bore and Stroke: 87.5 mm (3.4 in) X 94 mm (3.7 in) (undersquare)
  Valves: 16 valves, dual overhead camshafts
  Compression Ratio: 12:1
  Cooling: Water Cooled
  Oil Distribution: dry-sump with scavenge pump
  260 Model
  Maximum Power: 260 bhp (194 kW; 264 PS)  at 7500 rpm
  Maximum Torque: 200 lb⋅ft (271 N⋅m) at 6200 rpm
  Power-to-Weight Ratio: 0.205 bhp (0.153 kW) per 1 pound (0.45 kg), or 410 bhp (310 kW) per ton
  Throttle Body: Upgraded Roller-Barrel system
  200 Model
  Maximum Power: 200 bhp (149 kW; 203 PS)  at 7000 rpm
  Maximum Torque: 165 lb⋅ft (224 N⋅m) at 5750 rpm
  Power-to-Weight Ratio: 0.158 bhp (0.118 kW) per 1 pound (0.45 kg), or 315 bhp (235 kW) per ton
  Throttle Body: Widened butterfly system
caption: The Cosworth 260 attached to bellhousing and 6-speed transmission. The black tower is part of the dry-sump oil distribution system.
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