Radiator GEN3 Aluminium Audi RS2 / S2 / B4 / 55mm / Cabrio / 80 B2 / Urquattro / 90 B3 893121251S / 893121251G
Radiator GEN3 Aluminium Audi RS2 / S2 / B4 / 55mm / Cabrio / 80 B2 / Urquattro / 90 B3 893121251S / 893121251G - without Cooler fan switch is backordered and will ship as soon as it is back in stock.
The core is approx. 55mm thick (OEM S2: 35mm, RS2: 44mm!) and fits the original mounting points. The fan shroud / A/C condenser can also be fitted without issue. If a version without auxiliary radiator connection is required due to a motorsport intake manifold: https://shop.5-inline.de/teil-188.html
The optional coolant fan thermoswitch comes as a motorsport variant to limit/regulate thermal loads and the associated wear through earlier fan activation:
Motorsport switch: 1st switching stage – 87°C – 77°C; 2nd switching stage – 92°C – 82°C
Reference image – for illustrative purposes regarding dimensions.
With minor modifications, also usable in Audi 80 / 90 Typ 81 (B1)/85.
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