
The Tempest® AT5K quickly and accurately checks spark plug resistors and quickly displays the results Checking spark plug resistance is important! Excessive resistance causes: • Hard starting. • Skipping, missing, excessive fuel consumption and pollution. • Roughness in turbocharged engines. • Roughness during lean of peak operations. • Roughness at high altitudes. • Spark plug fouling. • Engine oil contamination from excessive carbon and unburned fuel entering the crankcase. • Unnecessary electrical stress on ignition leads, contact points, capacitors and magnetos. Discover true engine performance, Upgrade your engine to
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