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1979 JEEP Exhaust Heat Risers

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Crown Automotive Heat Riser Valves

Crown Automotive heat riser valves can replace those which become seized or corroded to the point that they no longer operate. They are important emissions devices whose purpose is to heat the manifold on cold start-up by redirecting exhaust gas through the intake manifold. Get these simple Crown devices and restore smooth engine idle.

5.0 out of 5 stars ( 2 )

$67.99

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