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1985
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Monte Carlo V6-262 4.3L VIN Z TBI
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Vacuum Spark Delay Valve
Vacuum Spark Delay Valve
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Description and Operation
HEI Without EST Ignition
Delay Valve Trapped Spark (DV-TS)
Distributor Spark Vacuum Retard Delay Valve (DS-VRDV)
Distributor Spark Vacuum Delay Valve (DS-VDV)
Spark Retard Delay Valve (Srdv)
Vacuum Advance Delay
Control Switches & Valves
