HEI/Est Ignition System: Spark
Check for spark at coil wire and at each spark plug wire using a high output spark tester. Check spark plug wire resistance on suspected wires. Resistance of each wire should be less than 30,000 ohms.
Check for spark at coil wire and at each spark plug wire using a high output spark tester. Check spark plug wire resistance on suspected wires. Resistance of each wire should be less than 30,000 ohms.