1998 Jeep Cheroke XJ Project Mileage Master Part III
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We tapped Performance Distributors (DUI) for a cap, coil, and wires. The company included its new mini VIP, which steps the voltage up to the coil to about 18 Volts. We opened our plug gap up to the suggested 0.075 and saw definite power gains. We didn't see much on the mileage side, and we suspect it is because the OBD2 Jeep programming already runs so lean. View Related Article
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