Warm-up regulator WUR, CIS K-Jetronic, 78-79 US
Rebuilt CIS K-Jetronic Bosch 053 | 063 warmup regulator WUR, 78-79 US.
Bench-tested & pressures set approximately for both cold & hot control (with vacuum & no vacuum).
Adjustment nut included for easy cold control pressure setting.
053 and 063 are interchangeable and both spec’d for 78-79 US. If you have a preference, please specify in order notes at checkout.
Porsche P/N 92860610902 (0438140053), 92860610903 (0438140063)
Core charge will be refunded following receipt within 15 days from when order was placed.
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