Caterham Seven - Recommended Fluid Specification; Table 7: Fluid Capacities

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Table 7: Fluid capacities
Fuel Tank STD S3
36 L
Gearbox 5/6 speed Std/Seq –
Sigma/Duratec
1.9 L
Fuel Tank STD SV/CSR
41 L
Gearbox 5 speed - K6A
1.2 L
EU4 175 Fuel Tank S3
30 L
Cooling System without heater – K6A
4.0 L
EU4 175 Fuel Tank S5
36 L
Cooling System without heater –
Sigma/Duratec (except CSR)
4.5 L
Oil (incl Filter) wet sump - Sigma
4.0 L
Cooling System with heater –
Sigma/Duratec (except CSR)
5.1 L
Oil (incl Filter) wet sump - Duratec
4.5 L
CSR radiator
5.5 L
Oil (incl Filter) wet sump – K6A
3.0 L
Differential - Sigma/Duratec
1.2 L
Dry sump
6.0 L
Differential – K6A
1.3 L
Recommended fluid specification
Engine Oil
Sigma (1.6) 5W-30 Fully Synthetic
Duratec (2.0/2.3 Excluding 620 R) 5W-50 Fully Synthetic
Duratec (2.0 Supercharged 620 R) Motorsport 10/60w Fully Synthetic
K6A Shell Helix Ultra AV-L 5W-30
Supercharger Oil
Duratec (2.0 Supercharged) Rotrex CX150 Supercharger oil.
Gearbox Oil*
Sigma/ Duratec 5 & 6 SPEED EP75w90 grade / GL5
Sequential (Sadev) Millers Oils Motorsport CRX 75w140NT
Suzuki K6A Shell Spirax S4 AT 75W-90
Differential
Open Differential EP80w90 / GL5 Oil
Limited Slip Differential EP80w90 / GL5 Oil for Limited slip Differentials.
K6A Live Axle Shell Spirax S3 AX 80W-90
Engine Coolant
All Cars Red antifreeze
Or Ford Super Plus Anti-freeze
Brake Fluid
All Cars DOT4 Brake fluid.