Octane Booster Explained: How Millers CVL Extra Works (And Why It’s One of the Best)
Millers CVL Extra is a competition-grade octane booster that adds up to 4 octane numbers, controls knock like lead and protects the valves — here’s how it works.
Fuels and Additives
Lead Replacement & E10 Protection for Classic Cars: An Irish Owner’s Guide
Two big changes to Irish pump fuel have left classic-car owners asking the same question: is today’s petrol going to damage my engine? First, leaded petrol disappeared decades ago, taking with it the protection older engines were built around. More recently, standard unleaded moved to E10 — petrol with up to 10% ethanol — which…
E10 Petrol problems for older engines
E10 PETROL On 24th February this year the Minister for Transport Eamon Ryan announced the move to E10 as the standard grade of petrol supplied by pumps right across Ireland.Increasing the percentage of ethanol in our petrol from 5% to 10% (hence, E10) is part of the Government’s ‘Climate Action Plan 2023’ designed to reduce…
